Overview
The 74HC688D,652 from Nexperia USA Inc. is an 8-bit magnitude comparator integrated circuit. This device is designed to compare two 8-bit binary or BCD words, making it a crucial component in various digital systems. The 74HC688D,652 operates within a wide supply voltage range of 2.0 V to 6.0 V and features CMOS input levels, ensuring low power dissipation and high noise immunity.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HC688D,652 |
| Package | 20-SOIC (SOT163-1) |
| Supply Voltage (VCC) | 2.0 V to 6.0 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 5.2 mA |
| Propagation Delay (tpd) | 17 ns (typical at VCC = 5 V) |
| Number of Bits | 8 |
| Operating Temperature | -40 °C to +125 °C |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V, CDM: ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V |
Key Features
- Compares two 8-bit binary or BCD words.
- Wide supply voltage range from 2.0 V to 6.0 V.
- CMOS input levels for low power dissipation.
- High noise immunity.
- Latch-up performance exceeds 100 mA per JESD 78 Class II Level B.
- Inputs include clamp diodes for voltage protection.
- Complies with JEDEC standards JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V).
Applications
The 74HC688D,652 is versatile and can be used in a variety of applications across different industries, including:
- Automotive systems for data comparison and processing.
- Industrial control systems for monitoring and control.
- Computing and consumer electronics for data processing and comparison.
- Mobile and wearable devices where low power consumption is critical.
Q & A
- What is the primary function of the 74HC688D,652?
The primary function is to compare two 8-bit binary or BCD words.
- What is the supply voltage range for the 74HC688D,652?
The supply voltage range is from 2.0 V to 6.0 V.
- What type of logic switching levels does the 74HC688D,652 use?
The device uses CMOS logic switching levels.
- What is the propagation delay of the 74HC688D,652?
The typical propagation delay is 17 ns at VCC = 5 V.
- What is the operating temperature range for the 74HC688D,652?
The operating temperature range is from -40 °C to +125 °C.
- Does the 74HC688D,652 have ESD protection?
- What package type is the 74HC688D,652 available in?
The device is available in a 20-SOIC (SOT163-1) package.
- What are some common applications for the 74HC688D,652?
It is used in automotive, industrial, computing, consumer electronics, and mobile devices.
- Does the 74HC688D,652 comply with any specific standards?
- What is the output drive capability of the 74HC688D,652?
The output drive capability is ± 5.2 mA.
