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SN74LXC8T245RHLR
+Lista de Materiais8-BIT DUAL-SUPPLY BUS TRANSCEIVE
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FabricanteTexas Instruments
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Peça do Fabricante #SN74LXC8T245RHLR
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Pacote VFQFN-24
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74LXC |
| ProductStatus | Active |
| TranslatorType | Voltage Level |
| ChannelType | Bidirectional |
| NumberofCircuits | 1 |
| ChannelsperCircuit | 8 |
| Voltage-VCCA | 1.1 V ~ 5.5 V |
| Voltage-VCCB | 1.1 V ~ 5.5 V |
| OutputType | Tri-State, Non-Inverted |
| DataRate | 420Mbps |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 24-VFQFN Exposed Pad |
Visão Geral
Description
Key features include a high-speed, low-power design with partial power-down support, allowing for the device to be put into a high-impedance state to reduce power consumption when not in use. The SN74LXC8T245RHLR supports Ioff circuitry, preventing backflow current when the device is powered down. Its small package size and versatile operation make it ideal for portable and space-constrained applications, as well as interfacing between mixed voltage systems. It is commonly used in telecommunications, computing, and consumer electronics industries. The device is part of the broader family of logic products offered by Texas Instruments, known for reliability and performance.
Equivalent
1. TXS0108E from Texas Instruments – A similar 8-bit bidirectional level shifter.
2. 74LVC8T245 from Nexperia – An 8-bit dual supply translating transceiver.
3. MAX14850 from Maxim Integrated – An 8-channel bi-directional logic-level translator.
4. GTLP8T245 from ON Semiconductor – An 8-bit transceiver with configurable voltage levels.
These alternatives may have slightly different specifications, so verify compatibility for specific applications.
Features
1. Voltage Range: Operates with dual power supply voltages, with VCCA ranging from 0.8 V to 3.6 V and VCCB ranging from 1.65 V to 5.5 V, allowing for interfacing between different voltage levels.
2. High-Speed Operation: Capable of transmitting data at high speeds with low propagation delay, making it suitable for high-performance applications.
3. Bidirectional Data Flow: Supports bidirectional data transfer with separate input and output ports, providing flexibility in design.
4. Over-Voltage Tolerance: Includes over-voltage tolerant inputs, which protect the device from higher input voltages.
5. Power-Saving Features: Incorporates partial power-down modes and high-impedance state during power-off conditions to save power.
6. Compact Package: Available in a small package size, such as VQFN, to save board space.
These features make the SN74LXC8T245RHLR ideal for various applications requiring robust level shifting and interfacing between different logic levels.
Pinout
Key functions of the SN74LXC8T245 include:
- Bidirectional data transmission, allowing data to flow in both directions across the bus.
- Voltage translation, enabling interfacing between different voltage logic levels.
- Output-enable (OE) control, which allows the device to be disabled, putting all outputs in a high-impedance state to prevent bus contention.
- Support for 8-bit data bus transceiving, making it suitable for applications requiring parallel data transfer.
This device is commonly used in systems requiring robust communication between digital ICs operating at different voltage levels, such as in mixed-voltage microcontroller setups or between different components on a circuit board.
Manufacturer
Application
1. Data Communication: Facilitates interfacing between components operating at different voltage levels in communication systems.
2. Industrial Electronics: Used in automation systems for bridging voltage gaps between microcontrollers and peripheral devices.
3. Consumer Electronics: Enables level shifting in devices like smartphones and tablets where multiple voltage domains exist.
4. Embedded Systems: Integrates into systems requiring translation between different power domains.
5. Networking Equipment: Assists in adapting signals in routers, switches, and other networking devices with mixed-voltage environments.
Overall, it is suited for any application needing efficient voltage level translation to ensure reliable signal integrity across interfaces.