The TC74VHC541F is a high-speed CMOS octal bus buffer manufactured by Toshiba. Here are its key specifications, descriptions, and features:
Specifications:
- Logic Type: Octal Buffer/Line Driver
- Technology: CMOS (VHC)
- Supply Voltage Range: 2.0V to 5.5V
- High-Speed Operation: tpd = 4.0 ns (max) @ VCC = 5V
- Low Power Consumption: ICC = 2 μA (max) @ Ta = 25°C
- Output Drive Capability: ±8 mA @ VCC = 4.5V
- Input Voltage Levels:
- High-Level Input Voltage (VIH): 2.0V (min) @ VCC = 4.5V
- Low-Level Input Voltage (VIL): 0.8V (max) @ VCC = 4.5V
- Operating Temperature Range: -40°C to +85°C
- Package: SOP-20 (TSSOP-20)
Descriptions:
- The TC74VHC541F is an 8-bit non-inverting buffer/line driver with 3-state outputs.
- It is designed for bus-oriented applications, allowing bidirectional data flow when used with appropriate control signals.
- The device features output enable (OE) inputs for high-impedance state control, preventing bus contention.
- It is compatible with TTL levels and operates efficiently in mixed-voltage systems.
Features:
- Non-inverting buffer (input to output)
- 3-state outputs for bus isolation
- Wide operating voltage range (2.0V to 5.5V)
- Balanced propagation delays
- Power-down protection on inputs and outputs
- Latch-up performance exceeds 300 mA
- ESD protection: HBM > 2000V, MM > 200V
This device is commonly used in microprocessor systems, memory interfacing, and bus driving applications due to its high-speed operation and low power consumption.