Overview
The SN74ACT374DW is an octal D-type edge-triggered flip-flop with 3-state outputs, manufactured by Texas Instruments. This component is designed to drive highly capacitive or relatively low-impedance loads, making it suitable for various applications such as buffer registers, I/O ports, bidirectional bus drivers, and working registers. The device operates within a voltage range of 4.5V to 5.5V and features TTL-voltage compatible inputs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | 20-SOIC (0.295, 7.50mm Width) | |
| Number of Pins | 20 | |
| Operating Temperature Range | -40 to 85 | °C |
| Supply Voltage (VCC) | 4.5 to 5.5 | V |
| High-Level Input Voltage (VIH) | 2 | V |
| Low-Level Input Voltage (VIL) | 0.8 | V |
| Propagation Delay (tpd) | 10 ns at 5V | ns |
| Clock Frequency | Up to 160 MHz | MHz |
| Output Current (IOH/IOL) | -24 mA / 24 mA | mA |
| Quiescent Current (ICC) | 4 μA to 80 μA | μA |
Key Features
- Operation within a voltage range of 4.5V to 5.5V
- Inputs accept voltages up to 5.5V
- Maximum propagation delay of 10ns at 5V
- TTL-voltage compatible inputs
- 3-state outputs for driving highly capacitive or low-impedance loads
- Buffered output-enable (OE) input for high-impedance state control
Applications
- Buffer registers
- I/O ports
- Bidirectional bus drivers
- Working registers
- Bus-organized systems without need for interface or pullup components
Q & A
- What is the operating voltage range of the SN74ACT374DW?
The operating voltage range is 4.5V to 5.5V.
- What is the maximum propagation delay of the SN74ACT374DW at 5V?
The maximum propagation delay is 10ns at 5V.
- What type of inputs does the SN74ACT374DW have?
The inputs are TTL-voltage compatible.
- What is the purpose of the output-enable (OE) input?
The OE input allows the outputs to be placed in either a normal logic state or a high-impedance state.
- What are some common applications of the SN74ACT374DW?
Common applications include buffer registers, I/O ports, bidirectional bus drivers, and working registers.
- What is the clock frequency range of the SN74ACT374DW?
The clock frequency can go up to 160 MHz.
- How many pins does the SN74ACT374DW have?
The device has 20 pins.
- What is the operating temperature range of the SN74ACT374DW?
The operating temperature range is -40°C to 85°C.
- What type of package is the SN74ACT374DW available in?
The device is available in a 20-SOIC package.
- What is the quiescent current range of the SN74ACT374DW?
The quiescent current range is from 4 μA to 80 μA.
