- RS Stock No.:
- 170-8068
- Mfr. Part No.:
- 74HC688D,652
- Manufacturer:
- Nexperia
Discontinued product
- RS Stock No.:
- 170-8068
- Mfr. Part No.:
- 74HC688D,652
- Manufacturer:
- Nexperia
Technical data sheets
Legislation and Compliance
Product Details
A range of digital magnitude comparators. These devices can compare the magnitude of any binary words. Manufactured in low power CMOS, they have CMOS and TTL input options. An indispensable component in applications such as process controllers and servo-motor control.
Magnitude comparison of any binary words
Serial or parallel expansion without extra gating
Low power CMOS
CMOS and TTL input options
Key applications
Process controllers
Servo-motor control
Serial or parallel expansion without extra gating
Low power CMOS
CMOS and TTL input options
Key applications
Process controllers
Servo-motor control
The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). The 74HC/HCT688 are 8-bit magnitude comparators. They perform comparison of two 8-bit binary or BCD words. The output provides P = Q.
Compare two 8-bit words
Output capability: standard
ICC category: MSI
Output capability: standard
ICC category: MSI
Specifications
Attribute | Value |
---|---|
Logic Family | 74HC |
Logic Function | Magnitude Comparator |
Output Function | A=B |
Number of Bits | 8 |
Output Type | Single Ended |
Polarity | Inverting |
Mounting Type | Surface Mount |
Package Type | SO |
Pin Count | 20 |
Maximum High Level Output Current | -5.2mA |
Maximum Low Level Output Current | 5.2mA |
Maximum Propagation Delay Time @ Maximum CL | 255 ns @ 50 pF |
Dimensions | 13 x 7.6 x 2.45mm |
Height | 2.45mm |
Length | 13mm |
Propagation Delay Test Condition | 50pF |
Maximum Operating Temperature | +125 °C |
Maximum Operating Supply Voltage | 6 V |
Minimum Operating Supply Voltage | 2 V |
Minimum Operating Temperature | -40 °C |
Width | 7.6mm |
- RS Stock No.:
- 170-8068
- Mfr. Part No.:
- 74HC688D,652
- Manufacturer:
- Nexperia