Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
NC7SZ175P6X_NL by Fairchild Semiconductor is a D flip-flop logic IC with a propagation delay of 6.2 ns and a max frequency of 150 MHz. It is commonly used in industrial applications due to its small size, low power consumption, and high operating temperature range.
Median Price
-
Lifecycle Status
Suppliers In-Stock
4
In-Stock Inventory
1k+
Digiode
1+ parts
100+ parts
1k+ parts
10k+ parts
Vyrian
Sensible Micro Corp
Nova Conductors
AZTECH Wire
$5.761
Corohmni
$15.066
Semicontronic
$25.000
$24.375
$24.250
Ampacity Inc.
$62.000
Continental Prestige Electronics
Supply Digital
Bastille Electronics
Corphita
Argo Parts USA
The use of plastic/epoxy material makes the latch durable and resistant to external elements, ensuring a longer lifespan.
The low propagation delay ensures fast response times and efficient operation of the latch.
Being surface mountable allows for easy and convenient installation of the latch on circuit boards.
The low nominal supply voltage of 1.8V makes the latch suitable for low power applications.
The load capacitance of 50pF ensures stable and reliable operation of the latch with minimal noise interference.
The latch is designed to operate efficiently with power supplies of 3.3V, making it compatible with a wide range of systems.
The high maximum output current of 24A allows the latch to handle high power loads without any issues.
The positive edge trigger type ensures precise and accurate signal processing, making the latch suitable for timing-critical applications.
With a maximum operating temperature of 85 °C, the latch can withstand high temperatures and operate reliably in industrial environments.
The wide temperature range from -40 °C to 85°C allows the latch to function effectively in both hot and cold conditions.
The low seated height of 1.1mm makes the latch suitable for compact and space-constrained PCB designs.
Latches & Flip-Flops NC7SZ175P6X_NL attributes and parameters. Explore more Latches & Flip-Flops devices from Fairchild Semiconductor
Family:
JESD-30 Code:
JESD-609 Code:
Length:
Load Capacitance (CL):
Logic IC Type:
Maximum Frequency At Nominal Supply:
Maximum I (ol):
Moisture Sensitivity Level (MSL):
No. of Bits:
No. of Functions:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Output Polarity:
Package Body Material:
Package Code:
Package Equivalence Code:
Package Shape:
Package Style (Meter):
Packing Method:
Peak Reflow Temperature (C):
Power Supplies (V):
Propagation Delay At Nominal Supply:
Propagation Delay (tpd):
Qualification:
Maximum Seated Height:
Sub-Category:
Maximum Supply Voltage (Vsup):
Minimum Supply Voltage (Vsup):
Nominal Supply Voltage / Vsup (V):
Surface Mount:
Technology:
Temperature Grade:
Terminal Finish:
Terminal Form:
Terminal Pitch:
Terminal Position:
Maximum Time At Peak Reflow Temperature (s):
Trigger Type:
Width:
Minimum fmax:
NC7SZ175P6X_NL Logic ICs trade compliance attributes, and parameters.
HTS
8542.39.00.01
SB
8542.39.00.00
In 2016 Fairchild was acquired by ON Semiconductor (after 2022, onsemi). Fairchild Semiconductor International, Inc. was an American semiconductor company based in San Jose, California. Founded in 1957 as a division of Fairchild Camera and Instrument, it became a pioneer in the manufacturing of transistors and of integrated circuits. Schlumberger bought the firm in 1979 and sold it to National Semiconductor in 1987; Fairchild was spun off as an independent company again in 1997. In September 2016, Fairchild was acquired by ON Semiconductor. The company had locations in the United States at San Jose, California; San Rafael, California; South Portland, Maine; West Jordan, Utah; and Mountaintop, Pennsylvania. Outside the US it operated locations in Australia;[4] Singapore; Bucheon, South Korea; Penang, Malaysia; Suzhou, China; and Cebu, Philippines, among others.
M39029/58-360
TE Connectivity
TE Connectivity's M39029/58-360 is a CRIMP terminal backshell for 22-28 AWG wires, rated at 5A. Ideal for male contacts in Mil-Spec applications, it offers a cross-section area of 0.34 mm2 and ensures secure connections in demanding environments.
LM358AN
Signetics
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
SS14
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148
Won-top Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
PIC18F4550-I/ML
Microchip Technology
The Microchip Technology PIC18F4550-I/ML is an 8-bit microcontroller with a max clock frequency of 48 MHz. It features 13-Ch 10-Bit ADC channels and USB connectivity, making it ideal for industrial applications requiring high-speed data processing and analog-to-digital conversion. With low power mode and flash ROM programmability, this chip offers efficient performance in compact designs.
USB3320C-EZK-TR
Standard Microsystems
INTERFACE CIRCUIT; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 32; Package Code: HVQCCN; Package Shape: SQUARE;
RC0402JR-070RL
Yageo
Yageo's RC0402JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. It features METAL GLAZE/THICK FILM tech, WRAPAROUND terminals, and 0.0625 W power dissipation. Ideal for jumper applications in electronics requiring compact surface mount components.
National Semiconductor
BAV99
Frontier Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
M24308/2-1F
Amphenol
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Body or Shell Style: RECEPTACLE; Body Length: 1.228 inch; No. of Rows Loaded: 2;
2N2222A
Solid State Devices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
ULN2003ADR
Texas Instruments
ULN2003ADR by Texas Instruments is a NPN BJT with 7 elements, max IC of 0.5A, and VCEsat of 1.6V. Ideal for switching applications in small outline packages with Gull Wing terminals.
Vishay Intertechnology
Vishay Intertechnology's BAV99 diode features a max forward voltage of 1.3V and a max output current of 0.15A, making it ideal for rectification applications. With a small outline package style and dual terminal position, this series-connected diode is designed for surface mount usage in various electronic circuits with an operating temperature range from -55°C to 150°C.
1N4148WT
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Daco Semiconductor
2N7002
Sipex
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Peak Reflow Temperature (C): 240; Terminal Finish: TIN LEAD;
LM358N
Samsung
Teledyne Components
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; JESD-30 Code: R-PDSO-G3; Maximum Operating Temperature: 150 Cel; No. of Terminals: 3;
BSS138
NXP Semiconductors
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Terminals: 3; Maximum Drain Current (ID): .2 A; Operating Mode: ENHANCEMENT MODE;
SN74HCT74DT
SN74HCT74DT by Texas Instruments is a dual-function latch with 35ns propagation delay at 5V. It operates in industrial temperatures, has a max frequency of 22MHz, and uses CMOS technology. Ideal for applications requiring positive edge triggering and complementary output polarity in small outline packages.
SN74AUP1G80DBVT
SN74AUP1G80DBVT by Texas Instruments is a CMOS latch with 28.7 ns propagation delay, suitable for industrial applications. It operates at 1.2/3.3V, has a load capacitance of 30pF, and features a small outline package style. With a max frequency of 260MHz, it offers positive edge triggering and 3-state output characteristics.
74VHC175M
D FLIP-FLOP; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 16; Package Code: SOP; Package Shape: RECTANGULAR;
TPIC6B273DWRG4
TPIC6B273DWRG4 by Texas Instruments is an 8-bit latch with a propagation delay of 150 ns at 5V, suitable for automotive applications. It features open-drain output and positive edge trigger, operating b/w -40 to 125°C. With a small outline package style and surface mount capability, it offers high performance in compact designs.
74HC573DB
Philips Semiconductors
D LATCH; Temperature Grade: AUTOMOTIVE; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SSOP; Package Shape: RECTANGULAR;
MM74C76N
J-K FLIP-FLOP; Temperature Grade: INDUSTRIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 16; Package Code: DIP; Package Shape: RECTANGULAR;
SN74ACT74PWRE4
SN74ACT74PWRE4 by Texas Instruments is a dual-function latches & flip-flops IC with 5V nominal voltage, 50pF load capacitance, and 13ns propagation delay. It is ideal for industrial applications requiring positive edge triggering at temperatures ranging from -40 to 85°C.
CD4043BEE4
CD4043BEE4 by Texas Instruments is a 4-bit latch with 140 ns propagation delay at 5V. It features a 3-STATE output, HIGH LEVEL trigger type, and operates in temperatures ranging from -55 to 125 °C. Ideal for military applications due to its CMOS technology and through-hole terminal form.
CD4027BEX
Harris Semiconductor
J-K FLIP-FLOP; Temperature Grade: MILITARY; Terminal Form: THROUGH-HOLE; No. of Terminals: 16; Package Code: DIP; Package Shape: RECTANGULAR;
SN74LS76AN3
SN74LS76AN3 by Texas Instruments is a TTL technology latch with 2 functions, 2 bits, and 20 ns propagation delay. It operates at a supply voltage of 5V and has a trigger type of negative edge for commercial applications requiring fast data storage and retrieval.
HEF4013BP
HEF4013BP by NXP Semiconductors is a CMOS latch with 2 functions, 220 ns propagation delay at 5V. It operates b/w -40 to 125°C and has a max frequency of 7MHz. Widely used in automotive applications due to its positive edge trigger and complementary output polarity.
SN74HC74PWE4
SN74HC74PWE4 by Texas Instruments is a dual-function latch with 14 terminals, operating at a supply voltage range of 2-6V. It features a propagation delay of 220ns, max frequency of 25MHz, and complementary output polarity. Ideal for industrial applications requiring positive edge triggering in a compact thin profile package.
CD74HCT174M
CD74HCT174M by Texas Instruments is a 6-bit latches & flip-flops IC with a propagation delay of 60 ns at 5V. It operates in the temperature range of -55 to 125°C, suitable for military-grade applications. With a max frequency of 17 MHz, it is ideal for high-speed digital systems requiring fast data transfer.
CD74HCT574M96
Rca Solid State
D FLIP-FLOP; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
SN74AUP1G80DCKT
SN74AUP1G80DCKT by Texas Instruments is a CMOS latch with 28.7 ns propagation delay, 30 pF load capacitance, and 260 MHz max frequency. Ideal for industrial applications requiring positive edge triggering and inverted output polarity in a small outline package.
CD4013BM96E4
CD4013BM96E4 by Texas Instruments is a CMOS latches & flip-flops IC with 2 functions, 300 ns propagation delay at 5V. It has a small outline package and operates b/w -55 to 125 °C. Ideal for military-grade applications requiring positive edge triggering and complementary output polarity.
SN74LVC1G79DBVT
SN74LVC1G79DBVT by Texas Instruments is a CMOS latch with 5 ns propagation delay, suitable for automotive applications. It operates at 1.8V nominal voltage and supports a max frequency of 160 MHz. With a small outline package style and low profile design, it is ideal for surface mount PCBs in tight spaces.
SN74AUP1G80DBVR
SN74AUP1G80DBVR by Texas Instruments is a CMOS latch with 28.7 ns propagation delay, 30 pF load capacitance, and 260 MHz max frequency. Ideal for industrial applications requiring low-profile surface mount packages with inverted output polarity and positive edge trigger type.
TC74HC74AF(F)
Toshiba
TC74HC74AF(F) by Toshiba is a dual-function latch & flip-flop with 14 terminals in a small outline package. It operates at temperatures ranging from -40 to 85°C, with a max frequency of 25MHz and load capacitance of 50pF. Ideal for industrial applications requiring positive edge triggering and CMOS technology.
74VHC175MX
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
NC7SZ74K8X
Onsemi
The Onsemi NC7SZ74K8X is a CMOS latch with 13ns propagation delay, suitable for industrial applications. It operates at 1.8V to 5.5V, with a max frequency of 250MHz and dual terminal position. This small outline flip-flop has a trigger type of positive edge and complementary output polarity.
D FLIP-FLOP; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: VSSOP; Package Shape: RECTANGULAR;
NC7SZ175P6X
D FLIP-FLOP; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
NC7SZ175P6X by Onsemi is a CMOS latch with 6.2ns propagation delay, 50pF load capacitance, and 1.8V nominal voltage. Ideal for industrial applications requiring positive edge triggering in compact designs due to its small outline package and high frequency capability up to 175MHz.
NC7SZ74K8X-L22236
The Onsemi NC7SZ74K8X-L22236 is a CMOS latch with 13ns propagation delay, suitable for applications requiring fast response times. It operates at supply voltages from 1.65V to 5.5V and has a max frequency of 250MHz, making it ideal for high-speed digital circuits. With a small outline package and low power consumption of 50mA, it is well-suited for compact and energy-efficient designs in various electronic devices.
NC7SZ74K8X_NL
Fairchild Semiconductor's NC7SZ74K8X_NL is a CMOS latch with 7.5ns propagation delay, operating at 1.8V to 3.3V. It features a small outline package suitable for industrial applications, with a max frequency of 175MHz and dual terminal position for easy installation in compact spaces.
NC7SZ175P6X-L22347
The Onsemi NC7SZ175P6X-L22347 is a CMOS latch with 11ns propagation delay, suitable for applications requiring fast response times. It operates at a nominal voltage of 1.8V and has a max operating temperature of 85°C. With a compact package style and surface mount capability, it is ideal for space-constrained electronic designs.
NC7SZ175L6X-L22175
D FLIP-FLOP; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 6; Package Code: VSON; Package Shape: RECTANGULAR;
NC7SZ74L8X
The Onsemi NC7SZ74L8X is a CMOS latch with a propagation delay of 13 ns and a max frequency of 175 MHz. It is commonly used in industrial applications due to its wide temperature range and low power consumption.
D FLIP-FLOP; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 8; Package Code: VQCCN; Package Shape: SQUARE;
NC7SZ175L6X
The Onsemi NC7SZ175L6X is a CMOS latch with 6.2ns propagation delay, suitable for industrial applications. It operates at 1.8V nominal voltage and supports up to 150MHz frequency at 5.5V max supply, making it ideal for high-speed circuit designs requiring low power consumption.
NC7SZ74L8X-L22185
NC7SZ74L8X_F113
The Onsemi NC7SZ74L8X_F113 is a CMOS latch with 13ns propagation delay, suitable for positive edge triggering applications. It operates at 1.65-5.5V, with load capacitance of 50pF and max power supply current of 50mA. Ideal for compact designs requiring fast signal processing in various electronic devices.
NC7SZ175P6
The Onsemi NC7SZ175P6 is a CMOS latch with 6.2ns propagation delay, 1.8V nominal voltage, and 50pF load capacitance. Ideal for applications requiring positive edge triggering at industrial temperatures, this flip-flop has a max frequency of 175MHz and operates on a supply voltage range of 1.65V to 5.5V.
NC7SV74K8X
The Onsemi NC7SV74K8X is a CMOS latch with 1.1V nominal voltage, 30pF load capacitance, and 9.9ns propagation delay. Ideal for industrial applications requiring positive edge triggering, it operates b/w -40 to 85°C with a max frequency of 250MHz.
NC7SP74K8X
NC7SZ175P6_NL
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved