Texas Instruments SN74LVCH245APWT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.88 | $0.88 |
| 15+ | $0.86 | $12.90 |
| 25+ | $0.84 | $21.00 |
| 50+ | $0.79 | $39.50 |
| 100+ | $0.70 | $70.00 |
| N+ | $0.14 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 74LVCH |
| Packaging | Marketplace | Cut Tape (CT) |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 1.65V ~ 3.6V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP |
| ROHS |  |
The SN74LVCH245APWT is a high-performance octal bus transceiver from Texas Instruments, designed for low-voltage 1.65V to 3.6V applications. It features non-inverting 3-State outputs and 24mA drive capability, making it ideal for bidirectional data communication between buses. The 74LVCH family offers bus-hold functionality, eliminating the need for external pull-up resistors. This device is well-suited for memory interfacing, signal buffering, and level shifting in portable electronics, industrial controls, and communication systems. Its compact 20-TSSOP package saves board space while delivering robust performance across a wide temperature range.
- Wide 1.65V to 3.6V Supply Range: Compatible with 1.8V, 2.5V, and 3.3V logic, simplifying mixed-voltage design.
- Bus-Hold Functionality: Eliminates external pull-up/pull-down resistors, reducing component count and board space.
- 24mA Output Drive: Provides strong signal integrity for driving capacitive loads and long traces.
- 3-State Outputs: Enables bus multiplexing and prevents bus contention in multi-master systems.
- Industrial Temperature Range (-40°C to 125°C): Suitable for harsh automotive and industrial environments.
Low-Voltage Bus Interfacing
Connect 1.8V or 2.5V microcontrollers to 3.3V peripherals. The 1.65V to 3.6V supply range ensures compatibility with mixed-voltage systems, reducing the need for external level shifters.
Bidirectional Data Flow in Memory Systems
Use as a data bus transceiver between a CPU and SRAM/Flash memory. The 3-State outputs allow the bus to be released when not in use, preventing data corruption.
Signal Buffering for High-Speed Digital Lines
Buffer SPI, I2C, or UART signals to drive longer traces or multiple loads. The 24mA output current provides strong drive capability, maintaining signal integrity over distance.
Level Shifting in Mixed-Voltage Systems
Translate signals between 2.5V and 3.3V logic domains. The wide voltage range and non-inverting nature make it a simple, cost-effective solution for level translation.
Hot Insertion and Live Backplane Applications
With bus-hold circuitry and 3-State outputs, this transceiver is suitable for hot-swap applications where the bus must remain stable during board insertion or removal.
Portable and Battery-Powered Devices
Operate at 1.8V to conserve power in IoT sensors and wearables. The low-voltage capability extends battery life while maintaining high-speed data transfer.
- Q: What logic family does the SN74LVCH245APWT belong to?
- A: It belongs to the 74LVCH family, known for low-voltage operation and bus-hold functionality.
- Q: What is the function of this IC?
- A: It is an octal bus transceiver with non-inverting outputs, ideal for bidirectional data flow.
- Q: How many channels does it have?
- A: It has 8 channels (1 x 8-bit), providing 8 separate transceiver paths.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for connection to a shared bus without contention.
- Q: What is the operating voltage range?
- A: It operates from 1.65V to 3.6V, making it suitable for low-voltage 1.8V, 2.5V, and 3.3V systems.
- Q: What package is available?
- A: It comes in a 20-pin TSSOP package (4.40mm width).
SN74LVCH245APWT.pdf
- Q: What logic family does the SN74LVCH245APWT belong to?
- A: It belongs to the 74LVCH family, known for low-voltage operation and bus-hold functionality.
- Q: What is the function of this IC?
- A: It is an octal bus transceiver with non-inverting outputs, ideal for bidirectional data flow.
- Q: How many channels does it have?
- A: It has 8 channels (1 x 8-bit), providing 8 separate transceiver paths.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for connection to a shared bus without contention.
- Q: What is the operating voltage range?
- A: It operates from 1.65V to 3.6V, making it suitable for low-voltage 1.8V, 2.5V, and 3.3V systems.
- Q: What package is available?
- A: It comes in a 20-pin TSSOP package (4.40mm width).
