Overview
The CD74HCT393M is a high-speed CMOS logic dual 4-bit binary ripple counter produced by Harris Corporation. This integrated circuit (IC) is designed for use in digital systems requiring reliable and efficient counting operations. It is part of the HCT family, which combines the low power consumption of CMOS technology with the high-speed performance of TTL logic. The CD74HCT393M is ideal for applications in industrial automation, consumer electronics, and automotive systems, offering a robust solution for counting and frequency division tasks. Its unique selling points include its dual-counter configuration, wide operating voltage range, and compatibility with TTL inputs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Family | HCT | - | High-speed CMOS |
| Number of Counters | 2 | - | Dual 4-bit binary ripple counters |
| Supply Voltage Range | 4.5 to 5.5 | V | Compatible with TTL levels |
| Operating Temperature Range | -55 to 125 | °C | Wide temperature range |
| Maximum Clock Frequency | 25 | MHz | High-speed operation |
| Package Type | SOIC | - | Surface mount package |
| Input Logic Level | TTL | - | Compatible with TTL inputs |
| Output Logic Level | CMOS | - | Low power consumption |
Key Features
- Dual 4-bit binary ripple counters for versatile counting applications.
- High-speed operation with a maximum clock frequency of 25 MHz.
- Wide supply voltage range (4.5V to 5.5V) for compatibility with TTL logic levels.
- Low power consumption typical of CMOS technology.
- Robust performance across a wide operating temperature range (-55°C to 125°C).
- Surface mount package (SOIC) for compact and efficient PCB design.
Applications
The CD74HCT393M is widely used in various digital systems and applications, including:
- Industrial Automation: Counting and control systems in manufacturing processes.
- Consumer Electronics: Frequency division and timing circuits in devices like TVs and gaming consoles.
- Automotive Systems: Reliable counting operations in vehicle control units and infotainment systems.
- Telecommunications: Signal processing and frequency synthesis in communication equipment.
- Test and Measurement: Accurate counting and timing in laboratory instruments.
Q & A
1. What is the operating voltage range of the CD74HCT393M?
The operating voltage range is 4.5V to 5.5V.
2. Is the CD74HCT393M compatible with TTL logic levels?
Yes, it is compatible with TTL logic levels.
3. What is the maximum clock frequency supported by this IC?
The maximum clock frequency is 25 MHz.
4. How many counters are integrated into the CD74HCT393M?
It features dual 4-bit binary ripple counters.
5. What is the package type of the CD74HCT393M?
It comes in an SOIC (Surface Mount) package.
6. What is the operating temperature range of this IC?
The operating temperature range is -55°C to 125°C.
7. Can the CD74HCT393M be used in automotive applications?
Yes, it is suitable for automotive systems due to its robust performance.
8. What are the typical applications of the CD74HCT393M?
Typical applications include industrial automation, consumer electronics, and telecommunications.
9. Does the CD74HCT393M support low power consumption?
Yes, it features low power consumption typical of CMOS technology.
10. Is the CD74HCT393M suitable for high-speed counting operations?
Yes, it supports high-speed counting with a maximum clock frequency of 25 MHz.
