Overview
The MC74HC597ADTR2G is a high-performance silicon gate CMOS integrated circuit produced by onsemi. This device is an 8-bit input latch that feeds parallel data to an 8-bit shift register, allowing for both parallel and serial data loading. It is identical in pinout to the LS597 and is compatible with standard CMOS outputs, as well as LSTTL outputs when used with pullup resistors. The MC74HC597ADTR2G is part of the HC series, known for its high noise immunity and low input current characteristics, making it suitable for a variety of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | TSSOP-16 |
| Operating Voltage Range | 2 to 6 V |
| Maximum Propagation Delay | 30 ns |
| Output Drive Capability | 10 LSTTL Loads |
| Maximum Output Current | 5.2 mA |
| Low Input Current | 1 mA |
| Temperature Range | -55°C to 125°C |
| Chip Complexity | 516 FETs or 129 Equivalent Gates |
| Pb-Free Status | Pb-Free |
Key Features
- High noise immunity characteristic of CMOS devices
- Low input current: 1 mA
- Outputs directly interface to CMOS, NMOS, and TTL
- In compliance with the requirements defined by JEDEC Standard No. 7A
- Parallel and serial data loading capabilities
- Asynchronous, active-low shift register reset
- Serial data input and output pins for serial shifting
Applications
The MC74HC597ADTR2G is versatile and can be used in various applications, including:
- White goods and consumer electronics
- Desktop and computing systems
- Industrial control systems
- Automotive and aerospace systems where high reliability and noise immunity are required
Q & A
- What is the operating voltage range of the MC74HC597ADTR2G?
The operating voltage range is 2 to 6 V.
- What is the maximum propagation delay of the MC74HC597ADTR2G?
The maximum propagation delay is 30 ns.
- Is the MC74HC597ADTR2G compatible with LSTTL outputs?
- What is the output drive capability of the MC74HC597ADTR2G?
The output drive capability is 10 LSTTL loads.
- What is the temperature range for the MC74HC597ADTR2G?
The temperature range is -55°C to 125°C.
- Is the MC74HC597ADTR2G Pb-free?
- What package types are available for the MC74HC597ADTR2G?
The MC74HC597ADTR2G is available in TSSOP-16 package.
- How does the serial shift/parallel load control work?
The serial shift/parallel load control pin determines whether the shift register operates in serial or parallel mode. A high level allows serial shifting, while a low level allows parallel loading.
- What is the function of the reset pin?
The reset pin is an asynchronous, active-low shift register reset. It resets the shift register to a low level without changing the data in the input latch.
- What are some common applications for the MC74HC597ADTR2G?
Common applications include white goods, desktop and computing systems, industrial control systems, and automotive and aerospace systems.
