Overview
The SN74HCT573PWR is an octal transparent D-type latch produced by Texas Instruments. This component is designed with 3-state outputs, making it suitable for driving highly capacitive or relatively low-impedance loads. It operates within a voltage range of 4.5V to 5.5V and is particularly useful for implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5 | 5.5 | V |
| Operating Temperature Range | -40 | 85 | °C | |
| Output Drive (IOL/IOH) | -6 | 6 | mA | |
| Propagation Delay (tpd) | 21 | 40 | ns | |
| Low Power Consumption (ICC) | 80 | µA | ||
| Input Current | 1 | µA | ||
| Package Type | 20-TSSOP | |||
| Package Dimensions | 6.5 mm x 4.4 mm |
Key Features
- Operating voltage range of 4.5V to 5.5V
- High-Current 3-State Outputs Drive Bus Lines Directly or Up To 15 LSTTL Loads
- Low power consumption, 80-µA max ICC
- Typical propagation delay (tpd) = 21ns
- ±6-mA output drive at 5V
- Low input current of 1µA max
- Inputs are TTL-Voltage compatible
- Bus-structured pinout
Applications
The SN74HCT573PWR is particularly suitable for various applications including:
- Implementing buffer registers
- I/O ports
- Bidirectional bus drivers
- Working registers
Q & A
- What is the operating voltage range of the SN74HCT573PWR?
The operating voltage range is 4.5V to 5.5V.
- What is the typical propagation delay of the SN74HCT573PWR?
The typical propagation delay (tpd) is 21ns.
- What is the maximum output drive current at 5V?
The maximum output drive current at 5V is ±6mA.
- What is the package type of the SN74HCT573PWR?
The package type is 20-TSSOP.
- What are the dimensions of the 20-TSSOP package?
The dimensions are 6.5 mm x 4.4 mm.
- What is the operating temperature range of the SN74HCT573PWR?
The operating temperature range is -40°C to 85°C.
- Are the inputs TTL-Voltage compatible?
Yes, the inputs are TTL-Voltage compatible.
- What is the maximum low power consumption (ICC)?
The maximum low power consumption (ICC) is 80µA.
- What are some common applications of the SN74HCT573PWR?
Common applications include implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers.
- Is the SN74HCT573PWR RoHS compliant?
Yes, the SN74HCT573PWR is RoHS compliant).
