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| Product attributes | Property Value |
| Manufacturer | IDT, Integrated Device Technology Inc |
| Product Series | 74FCT |
| Packaging | Bulk | |
| 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 | 15mA, 64mA |
| Voltage - Supply | 4.75V ~ 5.25V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 20-QSOP |
| ROHS |  |
The 74FCT245CTQG is a high-speed, non-inverting transceiver from IDT, designed for bidirectional data transfer in 5V systems. It features a single channel (8-bit) with 3-State outputs, capable of sinking 64mA and sourcing 15mA. Operating from 4.75V to 5.25V, it is ideal for bus-oriented applications such as memory interfaces and microprocessor systems. The 20-SSOP package offers a compact footprint for space-limited designs.
- High Sink Current (64mA): Can drive low-impedance buses, ensuring signal integrity.
- Bidirectional Data Flow: Reduces component count by handling both transmit and receive functions.
- 3-State Outputs: Allows for easy bus sharing and isolation.
- Industry-Standard 74FCT Logic: Ensures compatibility with existing designs and provides high-speed performance.
Bidirectional 5V Bus Transceiver
The 74FCT245CTQG is a classic octal transceiver for bidirectional data transfer between two 5V buses, commonly used in microprocessor systems.
Data Bus Isolation
Use it to isolate the data bus of a CPU from memory or peripherals, allowing for controlled data flow and preventing bus contention.
Memory Read/Write Interface
It can be used to buffer data lines between a memory controller and DRAM/SRAM, ensuring reliable read and write operations.
Peripheral Device Interfacing
This transceiver can interface a 5V microcontroller with external peripherals like UARTs, timers, or parallel I/O ports.
Industrial Control Bus
In industrial control systems, it provides a robust interface for data exchange between a PLC and its I/O modules.
Test Equipment
It is suitable for use in test and measurement equipment for routing data signals between different test modules.
- Q: What is the logic family of the 74FCT245CTQG?
- A: It belongs to the 74FCT logic family, known for high speed and low power.
- Q: What is the function of this IC?
- A: It is a single-channel (8-bit) non-inverting transceiver.
- Q: How many channels does it have?
- A: It has 1 channel.
- Q: What is the output type?
- A: The outputs are 3-State, enabling bidirectional bus communication.
- Q: What is the operating voltage range?
- A: It operates from 4.75V to 5.25V, suitable for 5V logic systems.
- Q: What package is available?
- A: It is available in a 20-SSOP package with a 3.90mm width.
74FCT245CTQG.pdf
- Q: What is the logic family of the 74FCT245CTQG?
- A: It belongs to the 74FCT logic family, known for high speed and low power.
- Q: What is the function of this IC?
- A: It is a single-channel (8-bit) non-inverting transceiver.
- Q: How many channels does it have?
- A: It has 1 channel.
- Q: What is the output type?
- A: The outputs are 3-State, enabling bidirectional bus communication.
- Q: What is the operating voltage range?
- A: It operates from 4.75V to 5.25V, suitable for 5V logic systems.
- Q: What package is available?
- A: It is available in a 20-SSOP package with a 3.90mm width.