Overview
The 74HC393D/AUJ, produced by NXP USA Inc., is a dual 4-stage binary ripple counter. This integrated circuit is part of the 74HC series and is designed for a wide range of applications requiring counting and division functions. The device features two independent 4-bit binary counters, each with its own clock input and master reset input, allowing for flexible and precise counting operations.
Key Specifications
| Type Number | VCC (V) | Output Drive Capability (mA) | Logic Switching Levels | tpd (ns) | Power Dissipation Considerations | Tamb (°C) | Package Name |
|---|---|---|---|---|---|---|---|
| 74HC393D | 2.0 - 6.0 | ± 5.2 | CMOS | 12 | Low | -40 to 125 | SO14 (SOT108-1) |
Key Features
- Wide supply voltage range from 2.0 V to 6.0 V
- CMOS low power dissipation
- High noise immunity
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B
- ESD protection: HBM (ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V), CDM (ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V)
- Two 4-bit binary counters with individual clocks and master resets
- Divide by any binary module up to 2^8 in one package
- Inputs include clamp diodes for voltage protection
Applications
The 74HC393D/AUJ is suitable for various applications requiring counting and division functions, such as:
- Digital counters and timers
- Frequency dividers
- Sequential logic circuits
- Automotive and industrial control systems
- Consumer electronics
Q & A
- What is the supply voltage range of the 74HC393D/AUJ? The supply voltage range is from 2.0 V to 6.0 V.
- What type of logic switching levels does the 74HC393D/AUJ use? The 74HC393D/AUJ uses CMOS logic switching levels.
- What is the maximum propagation delay of the 74HC393D/AUJ? The maximum propagation delay is 12 ns.
- What is the operating temperature range of the 74HC393D/AUJ? The operating temperature range is from -40°C to 125°C.
- Does the 74HC393D/AUJ have ESD protection? Yes, it has ESD protection: HBM (ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V), CDM (ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V).
- How many 4-bit counters does the 74HC393D/AUJ have? It has two independent 4-bit binary counters.
- What is the package type of the 74HC393D/AUJ? The package type is SO14 (SOT108-1).
- Can the 74HC393D/AUJ be used in automotive applications? Yes, it can be used in automotive and industrial control systems.
- Does the 74HC393D/AUJ have latch-up protection? Yes, the latch-up performance exceeds 100 mA per JESD 78 Class II Level B.
- How do the counters advance in the 74HC393D/AUJ? The counters advance on the HIGH-to-LOW transition of the clock input (nCP).
