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
MCP3905LT-I/SS by Microchip Technology is a 24-terminal IC with a supply voltage range of 4.5V to 5.5V, operating b/w -40°C to 85°C. It features a small outline package suitable for industrial applications requiring analog circuit functions in surface-mount designs.
Median Price
-
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
1k+
Vyrian
1+ parts
100+ parts
1k+ parts
10k+ parts
Nova Conductors
Semicontronic
$0.500
$0.488
$0.485
Vigor
$1.490
Ampacity Inc.
$4.500
AZTECH Wire
$10.263
Corohmni
$20.421
Aztec Data Supply Inc.
$23.070
Continental Prestige Electronics
Marpe Global Electronics
QualityLine Systems
XL Components Corporation
Argo Parts USA
Bastille Electronics
This material provides durability and protection for the semiconductor, making it suitable for a variety of applications.
Allows for easy installation on circuit boards, saving time and effort during assembly.
Stable supply voltage ensures consistent performance of the semiconductor.
Can withstand higher temperatures, making it suitable for industrial applications where heat may be a concern.
Compact size allows for space-saving design and integration into small electronic devices.
Analog circuits can provide accurate and continuous voltage and current levels, making this product suitable for precision applications.
Other Function Semiconductors MCP3905LT-I/SS attributes and parameters. Explore more Other Function Semiconductors devices from Microchip Technology
Other IC type:
JESD-30 Code:
JESD-609 Code:
Length:
Moisture Sensitivity Level (MSL):
No. of Functions:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Code:
Package Equivalence Code:
Package Shape:
Package Style (Meter):
Peak Reflow Temperature (C):
Power Supplies (V):
Qualification:
Maximum Seated Height:
Sub-Category:
Maximum Supply Voltage (Vsup):
Minimum Supply Voltage (Vsup):
Nominal Supply Voltage (Vsup):
Surface Mount:
Temperature Grade:
Terminal Finish:
Terminal Form:
Terminal Pitch:
Terminal Position:
Width (mm):
MCP3905LT-I/SS Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
SB
8542.39.00.00
PCN Packaging - Label and Packing Changes 23/Sep/2015 Packing Changes 10/Oct/2016
Microchip Technology Incorporated is a leading provider of integrated circuit (IC) solutions for the global market. Founded in 1989, the company designs, manufactures, tests and markets state-of-the-art microcontrollers and analog devices for use in a wide array of electronics applications, such as the automotive industry, consumer electronics and industrial automation. Through its world-class production processes and technologies, Microchip Technology has become an innovator of semiconductor solutions that enable customers to maximize their performance while streamlining costs.
President and CEO
Ganesh Moorthy
Executive Chair
Steve Sanghi
CFO, Senior VP
J. Eric Bjornholt
Fab 5 - Colorado
Fabrication
Fab Initiation
1995
USA
Colorado Springs
Wafer Capacity
70,000
Santa Clara
1990
1,290
Lawrence
1989
5,000
Fab 4 - Gresham
1988
Gresham
50,000
Fab 2 - Tempe
1994
Tempe
30,000
Beverly
1985
2,000
Lowell
1986
15,000
Garden Grove
12,000
New Fab - Gresham
2024
1N4148
Shanghai Lunsure Electronic Technology
RECTIFIER DIODE; Surface Mount: NO; Maximum Forward Voltage (VF): 1 V; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Config: SINGLE;
LM317T
Sgs-ates Componenti Electronici S P A
Other Regulators; No. of Terminals: 3; JESD-609 Code: e0; Terminal Position: SINGLE; Adjustability: ADJUSTABLE; Maximum Load Regulation (%): 1.5 %;
DS18B20U
Maxim Integrated
DS18B20U by Maxim Integrated is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, offering ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
Surge Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
AH180-WG-7
Diodes Incorporated
AH180-WG-7 by Diodes Inc. is a magnetic field sensor with 1.5mT hysteresis, 0.30V output range, and 9mA max operating current. Ideal for applications requiring non-inverting analog voltage output in a compact rectangular package suitable for surface mount installations.
BSS138
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Drain-Source On Resistance: 3 ohm; Minimum DS Breakdown Voltage: 50 V; Terminal Form: GULL WING;
IRLML6402TRPBF
International Rectifier
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): 1.3 W; Peak Reflow Temperature (C): 260; Package Style (Meter): SMALL OUTLINE;
LM358DR2G
Onsemi
LM358DR2G by Onsemi is a dual operational amplifier with 7000uV max input offset voltage and 70dB nominal CMRR. Ideal for applications requiring low bias current such as sensor interfaces, signal conditioning circuits, and audio amplifiers. Package style: Small Outline, Technology: Bipolar, Unity Gain Bandwidth: 1000 kHz.
MBRS140T3G
MBRS140T3G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.6V and max output current of 1A. It operates b/w -65°C to 125°C, making it suitable for various applications requiring high-speed switching and low power loss in a small outline package style. The diode's matte tin terminal finish and dual position terminals enhance its performance in surface mount configurations.
LM555CM
Texas Instruments
LM555CM by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V and max operating temperature of 70°C. It comes in a small outline package, suitable for applications requiring pulse generation or rectangular waveform outputs. With surface mount capability and low supply current of 15mA, it is ideal for commercial-grade electronic circuits.
BSS138LT1G
BSS138LT1G by Onsemi is a N-CHANNEL FET with 50V DS Breakdown Voltage, 0.2A Drain Current, and 3.5 ohm On Resistance. Ideal for SWITCHING applications due to its ENHANCEMENT MODE operation and built-in DIODE. Operates b/w -55 to 150 °C with small outline package style for surface mount assembly.
Tak Cheong Electronics Holdings
BAV99
STMicroelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
RN41N-I/RM
Microchip Technology
Microchip Technology's RN41N-I/RM is a telecom IC with 35 terminals, operating from -40 to 85°C. It has a supply voltage of 3.3V and is surface mountable in industrial applications. The package style is rectangular, measuring 13.2mm x 20.1mm with a seated height of 2.2mm, suitable for telecom interface functions.
First Components International
BSS123-7-F
BSS123-7-F by Diodes Inc. is a N-channel FET with 100V DS breakdown voltage and 0.17A drain current. Ideal for switching applications, it features a single configuration with built-in diode, operates in enhancement mode, and has a max power dissipation of 0.3W.
STM8S003F3P6TR
STM8S003F3P6TR by STMicroelectronics is an 8-bit microcontroller with a max clock frequency of 16 MHz. It features 1024 RAM bytes, 128 data EEPROM size, and 5-ch 10-bit ADC channels. Ideal for industrial applications requiring low power mode and connectivity via I2C, SPI, and UART interfaces.
Micro Commercial Components
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Moisture Sensitivity Level (MSL): 1; Maximum Output Current-1: 1.5 A; Operating Temperature (TJ-Min): 0 Cel;
Shandong Yiguang Electronic Joint Stock
2N2222A
Central Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Transistor Application: SWITCHING; Transistor Element Material: SILICON;
SI8621BC-B-ISR
Silicon Labs
SI8621BC-B-ISR by Silicon Labs is an 8-terminal IC with a supply voltage range of 2.5V to 5.5V, ideal for automotive applications. It features a small outline package style, CMOS technology, and operates b/w -40°C to 125°C. This surface-mountable analog circuit has a rectangular shape and gull wing terminals, making it suitable for various electronic designs.
ACPL-C87BT-500E
Broadcom
Broadcom's ACPL-C87BT-500E is an 8-terminal analog circuit IC with a supply voltage range of 4.5V to 5.5V, suitable for automotive applications. It features a small outline package style, dual terminal position, and can operate in temperatures ranging from -40°C to 125°C.
AR1010-I/ML
Microchip Technology's AR1010-I/ML is a 20-terminal chip carrier with matte tin finish. Operating b/w -40 to 125°C, it suits automotive applications. With a compact size of 4x4mm and surface mount compatibility, it is ideal for analog circuit functions in various electronic devices.
DS32KHZSN#T&R
Analog Devices
Analog Devices' DS32KHZSN#T&R is a small outline IC with 16 terminals, operating b/w -40 to 85°C. It has a supply voltage range of 4.5V to 5.5V and is ideal for industrial applications requiring precise timekeeping in compact designs. The package material is plastic/epoxy, making it suitable for surface mount assembly with a gull wing terminal form.
ADS1298RIZXGR
ADS1298RIZXGR by Texas Instruments is an 8-channel analog circuit IC with a supply voltage range of 2.7V to 5.25V, operating b/w -40°C to 85°C. It features a low-profile grid array package with 64 terminals and is suitable for industrial applications requiring precise analog signal processing in compact designs.
MAX31855JASA+
MAX31855JASA+ by Analog Devices is a small outline IC with 8 terminals, operating at -40 to 125°C. It has a supply voltage range of 3-3.6V and consumes up to 1.5mA. Ideal for automotive applications due to its surface mount design and high temperature grade.
MAX31855NASA+
MAX31855NASA+ by Analog Devices is a small outline IC with 8 terminals and operates at a supply voltage of 3.3V. It has an automotive temperature grade, can withstand -40 to 125°C, and consumes a max current of 1.5mA. This semiconductor is ideal for applications requiring precise analog circuitry in harsh environments.
IVC102U
The Texas Instruments IVC102U is a 14-terminal analog circuit IC with a supply voltage range of 4.75V to 15V, suitable for industrial applications. It features a small outline package style, Gull Wing terminal form, and can operate in temperatures ranging from -40°C to 85°C. This surface-mount device has a rectangular shape and is made of plastic/epoxy material.
108
Bourns
ANALOG CIRCUIT; Package Shape: RECTANGULAR; Surface Mount: NO; Terminal Position: UNSPECIFIED; JESD-30 Code: R-XXSS-X; Package Style (Meter): SPECIAL SHAPE;
MMA8451QR1
Freescale Semiconductor
ANALOG CIRCUIT; Temperature Grade: INDUSTRIAL; No. of Terminals: 16; Package Code: VQCCN; Package Shape: SQUARE; Surface Mount: YES;
MAX13256ATB+T
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 10; Package Code: HVSON; Package Shape: SQUARE; Surface Mount: YES;
XTR117AIDRBTG4
XTR117AIDRBTG4 by Texas Instruments is an 8-terminal IC with a nominal voltage of 24V, suitable for automotive applications. It operates b/w -40 to 125 °C and has a max supply current of 0.25mA. This small outline package with a square shape is surface mountable and features bipolar technology.
ATM90E26-YU-R
ATM90E26-YU-R by Microchip Technology is a 28-terminal IC with a supply voltage range of 2.8V to 3.6V, suitable for industrial applications. It features three channels, operates in temperatures from -40°C to 85°C, and has a small outline package style ideal for analog circuit designs.
MAX30101EFD+T
ANALOG CIRCUIT; Temperature Grade: INDUSTRIAL; No. of Terminals: 14; Package Code: LFLGA; Package Shape: RECTANGULAR; Surface Mount: YES;
IVC102U/2K5
IVC102U/2K5 by Texas Instruments is a 14-terminal IC with a supply voltage range of 4.75V to 15V, suitable for industrial applications. It features a small outline package style, nickel palladium gold terminal finish, and can operate in temperatures ranging from -40°C to 85°C. Ideal for analog circuit designs requiring a compact and reliable semiconductor solution.
ACS756KCA-050B-PFF-T
Allegro MicroSystems
Allegro MicroSystems' ACS756KCA-050B-PFF-T is a 5V Analog Circuit with 5 terminals, operating from -40 to 125 °C. Ideal for automotive applications due to its BICMOS technology and special shape package style.
SIP90
Emco High Voltage
Other Semiconductors; Temperature Grade: COMMERCIAL; No. of Terminals: 5; Surface Mount: NO; Qualification: Not Qualified; Minimum Input Voltage: 3 V;
TEN5-2411
Xp Power
Other Semiconductors; Temperature Grade: OTHER; No. of Terminals: 7; Surface Mount: NO; Maximum Output Current: 1 A; Nominal Output Voltage: 5 V;
XTR110KU
Burr-Brown Corporation
ANALOG CIRCUIT; Temperature Grade: OTHER; No. of Terminals: 16; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
ADS1294CZXGT
ADS1294CZXGT by Texas Instruments is an 8-channel analog circuit IC with a nominal voltage of 3V. It features a grid array package style, low profile at 1.45mm seated height, and fine pitch terminals at 0.8mm pitch. Ideal for applications requiring precise analog signal processing in commercial temperature grades up to 70°C.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
ADE7751ARSZ
MCP3905A-E/SS
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 24; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MCP3906A-I/SS
ANALOG CIRCUIT; Temperature Grade: INDUSTRIAL; No. of Terminals: 24; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MCP3909T-I/SS
MCP3905AT-I/SS
MCP3905A-I/SS
MCP3914A1T-E/MV
MCP3914A1T-E/MV by Microchip Technology is a square-shaped chip carrier with 40 terminals. It operates at a nominal voltage of 3V and has a temperature range of -40 to 125°C. This automotive-grade IC is ideal for applications requiring analog circuitry and offers 8 channels for various functions.
MCP3911A0-E/SS
MCP3911A0-E/SS by Microchip Tech is a 20-terminal IC with 2 channels, operating at -40 to 125 °C. It has a supply voltage range of 2.7V to 3.6V and is ideal for automotive applications due to its small outline package and matte tin finish.
MCP3914A1-E/MV
MCP3914A1-E/MV by Microchip Technology is an 8-channel analog circuit IC with a supply voltage range of 2.7V to 3.6V. It operates in automotive-grade temperatures from -40°C to 125°C, making it suitable for automotive applications. This chip comes in a square-shaped chip carrier package with a very thin profile and matte tin terminal finish, ideal for surface mount assembly.
MCP3913A1T-E/SS
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 28; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MCP3913A1-E/SS
MCP3914A1T-E/MVVAO
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 40; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES;
MCP3913A1-E/SSVAO
MCP3918A1T-E/ML
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 20; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MCP3913A1-E/MV
MCP3913A1-E/MV by Microchip Technology is a 40-terminal chip carrier with 6 channels, operating at -40 to 125 °C. It has a supply voltage range of 2.7-3.6 V and peak reflow temp of 260 C, suitable for automotive applications due to its thin profile and no-lead terminal form.
MCP3905L-I/SS
MCP3911A0-E/SSVAO
MCP3905A-I/SSRA1
MCP3905A-I/SSRA1 by Microchip Technology is a 24-terminal analog circuit IC with a supply voltage range of 4.5V to 5.5V. It operates in industrial temperature range (-40°C to 85°C) and features a small outline package style suitable for various applications requiring precise analog measurements. The device is designed for surface mount assembly, making it ideal for compact electronic designs.
MCP3913A1T-E/SSVAO
MCP3912A1-E/MQ
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 28; Package Code: HVQCCN; Package Shape: SQUARE; Surface Mount: YES;
MCP3905LT-E/SS
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