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
NLV74HC245ADTR2G by Onsemi is an 8-bit bus driver with a propagation delay of 22ns at 5V. It features a small outline package, operates b/w -55 to 125 °C, and has dual terminal positions. Ideal for bidirectional control applications in military-grade environments.
Median Price
-
Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
1k+
Flip Electronics
1+ parts
100+ parts
1k+ parts
10k+ parts
Vyrian
Digiode
Vigor
$0.330
Microchip USA
$2.308
AZTECH Wire
$3.770
$3.620
$3.550
$3.480
TANS Electronics
Problanco Electronics
Kulean Microsystems
SupplyDigital Components
Corphita
Corohmni
UHIMA Technologies
Provides durability and resistance to external elements, making the product suitable for various environments and applications.
Ensures fast data transmission and response times, enhancing the efficiency of the bus driver and transceivers.
Facilitates easy and convenient installation on circuit boards, saving time and effort during assembly.
Meets automotive industry standards for reliability and quality, making it suitable for automotive applications.
Operates at a standard voltage level, ensuring compatibility with other components and systems.
Supports a range of power supply voltages, offering flexibility in different operating conditions.
Can withstand high temperatures without compromising performance, ideal for demanding industrial environments.
Meets stringent military standards for reliability and performance, suitable for military and aerospace applications.
Utilizes CMOS technology for efficient power consumption and high-speed operation, ideal for energy-efficient devices.
Bus Driver & Transceivers NLV74HC245ADTR2G attributes and parameters. Explore more Bus Driver & Transceivers devices from Onsemi
Control Type:
Count Direction:
Family:
JESD-30 Code:
JESD-609 Code:
Length:
Logic IC Type:
Maximum I (ol):
Moisture Sensitivity Level (MSL):
No. of Bits:
No. of Functions:
No. of Ports:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Output Characteristics:
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:
Qualification:
Screening Level:
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):
Width:
NLV74HC245ADTR2G Logic ICs trade compliance attributes, and parameters.
HTS
8542.39.00.01
SB
8542.39.00.00
PCN Obsolescence/ EOL - DK OBS NOTICE
PCN Assembly/Origin - Fab/Assebly Changes 30/June/2023
Established in 1999, Onsemi is a leading global provider of power and image-sensing technologies. They are dedicated to building a better future for the automotive, industrial, cloud, medical, and IoT markets. Onsemi's core technologies include analog, digital, and mixed-signal products that offer innovative solutions for advanced automotive systems; highly reliable power management products for industrial applications; low-cost imaging solutions for medical equipment and consumer electronics; and robust communication architectures for the Internet of Things (IoT).
President, CEO
Hassane El-Khoury
Executive VP, CFO, Treasurer
Thad Trent
Senior VP
Ross F. Jatou
Aizu Fab
Fabrication
Fab Initiation
1995
Japan
Aizu Wakamatsu
Wafer Capacity
52,000
Si/EPI Fab
2018
Czech Republic
Rožnov pod Radhoštěm
10,000
Expansion Phase 1 for SiC / EPI
2019
14,500
Expansion Phase 2 for SiC / EPI
2024
SiC Fab
2022
USA
Hudson
Bucheon
2013
South Korea
61,000
ISMF - Malaysia
1990
Malaysia
Seremban
95,000
Roznov Device Fab
1987
80,000
Fab 10
2002
East Fishkill
15,000
Burlington
1986
Canada
Gresham
1998
45,000
Bucheon 150mm
2000
50,000
Rochester
1983
Nampa
Pennsylvania
1997
Mountain Top
36,000
OPA2277UA/2K5E4
Texas Instruments
OPA2277UA/2K5E4 by Texas Instruments is a dual operational amplifier with low-offset and micropower features. It has a max input offset voltage of 100uV, nominal common mode reject ratio of 140dB, and min slew rate of 0.8V/us. Ideal for industrial applications requiring precise signal amplification in compact designs.
LL4148
Synsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
1N4148WT
Yangzhou Yangjie Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WS
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR0540T1G
Onsemi
MBR0540T1G by Onsemi is a Schottky rectifier diode with max. forward voltage of 0.62V and max. output current of 0.5A, ideal for applications requiring high efficiency power conversion in small outline packages. Operating temp range: -55 to 150°C, with peak reflow temp at 260°C, making it suitable for various electronic devices needing reliable rectification performance in compact designs.
SS14
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Fairchild Semiconductor
1N4148
Jgd Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Maximum Operating Temperature: 175 Cel; Maximum Reverse Recovery Time: .004 us; Maximum Non Repetitive Peak Forward Current: .5 A; Maximum Forward Voltage (VF): 1 V;
SMBJ18CA
Pulse Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N5819HW-7-F
SPC TECHNOLOGY/ MULTICOMP
1N4148WS-7-F
Diodes Incorporated
1N4148WS-7-F by Diodes Inc. is a single rectifier diode with max reverse recovery time of 0.004 us and max reverse current of 1 uA. It operates b/w -65 to 150 °C, ideal for applications requiring small outline surface mount diodes with a max output current of 0.15 A.
1N4148W-T
Rectron
Micro Commercial Components
International Semiconductor
C0603X104K5RACAUTO
KEMET Corporation
C0603X104K5RACAUTO by KEMET Corp is a ceramic capacitor with capacitance of 0.1 uF and rated DC voltage of 50 V. It has a temperature coefficient of 15% and can operate b/w -55 to 125 °C. This SMT package is commonly used in automotive applications due to its AEC-Q200 reference standard.
BSS123,215
NXP Semiconductors
NXP Semiconductors' BSS123,215 is a N-CHANNEL FET for SWITCHING applications. Features include 100V DS Breakdown Voltage, 0.17A Drain Current, and 6 ohm On Resistance. With GULL WING terminals and ENHANCEMENT MODE operation, it's ideal for small outline packages in various electronic devices.
2N7002
Telcom Semiconductor
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Operating Temperature: 150 Cel; JESD-609 Code: e0;
M39029/56-351
Amphenol
CONNECTOR ACCESSORY; Minimum Operating Temperature: -65 Cel; Additional Features: STANDARD: MIL-DTL-38999; Contact Gender: FEMALE; MIL-Connector Accessory Name: CONTACT; Associated Military - Specifications: MIL-DTL-38999;
MMBT3906LT1G
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
2N7002-7-F
Diodes Inc. 2N7002-7-F is a N-channel FET with 60V DS breakdown voltage, 0.115A max drain current, and 13.5 ohm RDS(on). Ideal for switching applications in enhancement mode operation. Features Gull Wing terminals, small outline package style, and operates up to 150°C.
CD74HCT245M
CD74HCT245M by Texas Instruments is an 8-bit bus driver with a propagation delay of 33 ns at 5V. It features a 3-STATE output and operates in temperatures ranging from -55 to 125 °C. Ideal for bidirectional control applications, this CMOS technology chip has a terminal pitch of 1.27 mm and comes in a small outline package.
74HC1G125GW,165
NXP Semiconductors' 74HC1G125GW,165 is a CMOS bus driver with 150 ns propagation delay. It operates b/w -40 to 125 °C and supports a supply voltage range of 2-6 V. With dual terminals and 3-state output, it's ideal for automotive applications requiring compact design and high-speed signal transmission.
74HCT1G125GW,165
NXP Semiconductors' 74HCT1G125GW,165 is a CMOS Bus Driver with 36ns Propagation Delay and 3-STATE Output. Operating b/w -40 to 125 °C, it has a supply voltage range of 4.5V to 5.5V. Ideal for automotive applications due to its small form factor and dual terminal position.
SN74LVC2G126DCTR
SN74LVC2G126DCTR by Texas Instruments is a 2-function bus driver with a propagation delay of 4 ns at 1.8V, suitable for automotive applications. It features a max operating temperature of 125°C, output polarity TRUE, and surface mount packaging.
NC7SZ125M5X_NL
Fairchild Semiconductor's NC7SZ125M5X_NL is a 3-STATE bus driver with 6ns propagation delay, suitable for industrial applications. It operates at 1.8V nominal voltage and supports up to 5.5V max supply voltage, making it ideal for low-power systems requiring fast signal transmission with a load capacitance of 50pF. The small outline package style with dual terminals and gull wing form factor ensures easy surface mount installation in compact spaces.
74LVC125ABQ,115
Nexperia
BUS DRIVER; Temperature Grade: AUTOMOTIVE; Terminal Form: NO LEAD; No. of Terminals: 14; Package Code: HVQCCN; Package Shape: RECTANGULAR;
SN74LVCC3245APWRE4
SN74LVCC3245APWRE4 by Texas Instruments is an 8-bit bus driver with a propagation delay of 7.6 ns, suitable for bidirectional applications. It operates at a nominal voltage of 3.3V and supports translation b/w 3V and 3/5V systems. With a small outline package style, it features a max operating temperature of 85°C and output characteristics in the form of true polarity.
TXU0304QPWRQ1
TXU0304QPWRQ1 by Texas Instruments is a 4-bit bus driver with 3-STATE output, operating at -40 to 125 °C. It features a Schmitt Trigger, 12 Amp I (ol), and 60 ns propagation delay. Ideal for automotive applications due to AEC-Q100 screening and small form factor.
SN74ALVC244PWR
SN74ALVC244PWR by Texas Instruments is a 20-terminal bus driver with 2 functions, featuring a propagation delay of 2.8 ns and operating temperature range of -40 to 85°C. It is designed for industrial applications requiring true output polarity and low power consumption at a supply voltage range of 1.65-3.6 V.
SN74LS245N
BUS TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 20; Package Code: DIP; Package Shape: RECTANGULAR;
SN74AVC32T245NMJR
Texas Instruments SN74AVC32T245NMJR is a 32-bit bus driver with 10.1ns propagation delay, operating at 1.5V. It features 3-STATE output characteristics and supports bidirectional communication in industrial applications. With a low profile package style and surface mount design, it offers reliable signal translation b/w different voltage levels.
SN74LS373N
SN74LS373N by Texas Instruments is an 8-bit bus driver with a propagation delay of 30ns at 5V. It features 3-STATE output characteristics and operates b/w 0°C to 70°C. Ideal for applications requiring true output polarity, such as data storage systems or digital communication devices.
74LVC1T45GM,115
NXP Semiconductors' 74LVC1T45GM,115 is a bus driver with translation capability for 1.8/5V signals. It features 6 terminals, operates at -40 to 125 °C, and has a propagation delay of 23.5 ns. Ideal for automotive applications requiring bidirectional control in a small outline package.
SN74HC125PWRG4
SN74HC125PWRG4 by Texas Instruments is a 4-function bus driver with a propagation delay of 30ns. It operates at a nominal voltage of 5V and has a load capacitance of 50pF. This CMOS technology device is ideal for industrial applications requiring true output polarity and low power consumption.
NC7SZ125M5X-L22090
The Onsemi NC7SZ125M5X-L22090 is a 3-STATE bus driver with 11.5 ns propagation delay, suitable for applications requiring fast signal transmission. Operating b/w -40 to 85 °C, it has a supply voltage range of 1.65V to 5.5V and can handle up to 32 Amp output current, making it ideal for compact electronic devices.
NC7WZ125L8X
BUS DRIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 8; Package Code: VQCCN; Package Shape: SQUARE;
74HCT1G125GW,115
BUS DRIVER; Temperature Grade: AUTOMOTIVE; Terminal Form: GULL WING; No. of Terminals: 5; Package Code: TSSOP; Package Shape: RECTANGULAR;
SN74LVC125ADR
SN74LVC125ADR by Texas Instruments is a 4-function bus driver with 6ns propagation delay at 1.8V, ideal for automotive applications. It features a small outline package, 3-state output characteristics, and operates b/w -40 to 125°C temperature range. With a max supply voltage of 3.6V and low power consumption of 0.04mA, it's suitable for various electronic systems requiring efficient signal transmission.
74HCT1G125GW,118
M74VHC1GT126DF1G-L22038
M74VHC1GT126DF1G-L22038 by Onsemi is a 3-STATE bus driver with 5 terminals, operating at -55 to 125 °C. It has a load capacitance of 50 pF, max I (ol) of 8A, and propagation delay of 16ns. Ideal for applications requiring true output polarity and enable high control type in compact designs.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
NLV74HC245ADWR2G
BUS TRANSCEIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
NLV74HC240ADTR2G
BUS DRIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: TSSOP; Package Shape: RECTANGULAR;
NLV74HC125ADR2G
BUS DRIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 14; Package Code: SOP; Package Shape: RECTANGULAR;
NLV74HC240ADWR2G
BUS DRIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
NLV74HC126ADR2G
NLV74HC365ADTR2G
BUS DRIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 16; Package Code: TSSOP; Package Shape: RECTANGULAR;
NLV74ACT244DWR2G
BUS DRIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
NLV74HC240ADWG
NLV74HC125ADTG
BUS DRIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 14; Package Code: TSSOP; Package Shape: RECTANGULAR;
NLV74HC245ADTG
BUS TRANSCEIVER; Temperature Grade: MILITARY; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: TSSOP; Package Shape: RECTANGULAR;
NLV74HC244ADTR2G
NLV74HC125ANG
BUS DRIVER; Temperature Grade: MILITARY; Terminal Form: THROUGH-HOLE; No. of Terminals: 14; Package Code: DIP; Package Shape: RECTANGULAR;
NLV74HC245ADWG
NLV74HC125ADG
NLV74HC126ADTR2G
NLV74ACT125DR2G
BUS DRIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 14; Package Code: SOP; Package Shape: RECTANGULAR;
NLV74FST3257DR2G
BUS EXCHANGER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 16; Package Code: SOP; Package Shape: RECTANGULAR;
NLV74HC125ADTR2G
NLV74HC244ADWR2G
NLV74HC244ADWR2G by Onsemi is a 20-terminal CMOS bus driver with 27ns propagation delay. It operates at a supply voltage of 5V and has a load capacitance of 50pF. Ideal for military applications due to its AEC-Q100 screening level and TRUE output polarity.
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