Overview
The MC74HC32ADTEL, produced by onsemi, is a Quad 2-Input OR Gate integrated circuit. This device is part of the high-performance silicon-gate CMOS logic family and is identical in pinout to the LS32. It is designed to operate over a wide voltage range, making it versatile for various digital logic applications.
The MC74HC32ADTEL is compatible with standard CMOS outputs and, with the use of pullup resistors, can also interface with LSTTL outputs. This compatibility ensures seamless integration into different types of digital circuits.
Key Specifications
| Parameter | Symbol | Min | Max | Unit |
|---|---|---|---|---|
| DC Supply Voltage | VCC | 2.0 | 6.0 | V |
| DC Input Voltage | VIN | –0.5 | VCC + 0.5 | V |
| DC Output Voltage | VOUT | –0.5 | VCC + 0.5 | V |
| Operating Free-Air Temperature | TA | –55 | +125 | °C |
| Input Rise or Fall Time | tr, tf | 0 | 1000 (at VCC = 2.0V), 500 (at VCC = 4.5V), 400 (at VCC = 6.0V) | ns |
| Maximum Propagation Delay (A or B to Y) | tPLH, tPHL | 75 (at VCC = 2.0V), 30 (at VCC = 4.5V), 15 (at VCC = 6.0V) | ns | |
| Maximum Output Transition Time | tTLH, tTHL | 75 (at VCC = 2.0V), 27 (at VCC = 4.5V), 15 (at VCC = 6.0V) | ns | |
| Maximum Input Capacitance | Cin | 10 | 10 | pF |
| Power Dissipation Capacitance (Per Buffer) | CPD | 20 | 20 | pF |
Key Features
- Output Drive Capability: Can drive up to 10 LSTTL loads.
- Compatibility: Outputs directly interface with CMOS, NMOS, and TTL.
- Operating Voltage Range: 2.0 to 6.0 V for MC74HC32A and 4.5 to 5.5 V for MC74HCT32A.
- Low Input Current: Maximum input leakage current of 1 μA.
- Noise Immunity: High noise immunity characteristic of CMOS devices.
- Compliance: In compliance with the JEDEC Standard No. 7A requirements.
- Chip Complexity: 48 FETs or 12 equivalent gates.
- Pb-Free Packages: Available in lead-free packages.
Applications
The MC74HC32ADTEL is widely used in various digital logic circuits and systems, including:
- Microprocessors and computer systems.
- Digital signal processing and frequency counters.
- Computer networks and communication systems.
- Automotive and industrial control systems.
- Any application requiring high-performance OR gate logic.
Q & A
- What is the operating voltage range of the MC74HC32ADTEL?
The operating voltage range is 2.0 to 6.0 V for the MC74HC32A and 4.5 to 5.5 V for the MC74HCT32A.
- What is the output drive capability of the MC74HC32ADTEL?
The device can drive up to 10 LSTTL loads.
- What types of devices can the outputs of the MC74HC32ADTEL interface with?
The outputs can directly interface with CMOS, NMOS, and TTL devices.
- What is the maximum propagation delay of the MC74HC32ADTEL?
The maximum propagation delay varies from 75 ns at VCC = 2.0 V to 15 ns at VCC = 6.0 V.
- What is the maximum input leakage current of the MC74HC32ADTEL?
The maximum input leakage current is 1 μA.
- Is the MC74HC32ADTEL compliant with any industry standards?
Yes, it is in compliance with the JEDEC Standard No. 7A requirements.
- What is the chip complexity of the MC74HC32ADTEL?
The chip complexity is 48 FETs or 12 equivalent gates.
- Are Pb-Free packages available for the MC74HC32ADTEL?
Yes, Pb-Free packages are available.
- What are some common applications of the MC74HC32ADTEL?
Common applications include microprocessors, computer systems, digital signal processing, frequency counters, and automotive control systems.
- What is the storage temperature range for the MC74HC32ADTEL?
The storage temperature range is –65 to +150°C.
