Product Summary

The 74HC688N is a high-speed Si-gate CMOS device and is pin compatible with low power Schottky TTL(LSTTL). It is specified in compliance with JEDEC standard no. 7A. The 74HC688N is a 8-bit magnitude comparator. It performs comparison of two 8-bit binary or BCD words.

Parametrics

74HC688D characteristics: (1)tPHL/ tPLH propagation delay Pn, Qn to P = Q: Tamb=+25℃: typ=55ns, max=170ns; Tamb=-40 to +85℃: max=215ns; Tamb=-40 to +125℃: max=255ns; VCC=2.0V; (2)tPHL/ tPLH propagation delay E to P = Q: Tamb=+25℃: typ=28ns, max=120ns; Tamb=-40 to +85℃: max=150ns; Tamb=-40 to +125℃: max=180ns; VCC=2.0V; (3)tTHL/ tTLH output transition time: Tamb=+25℃: typ=19ns, max=75ns; Tamb=-40 to +85℃: max=95ns; Tamb=-40 to +125℃: max=110ns; VCC=2.0V.

Features

74HC688N features: (1)Compare two 8-bit words; (2)Output capability: standard; (3)ICC category: MSI.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
74HC688N,652
74HC688N,652

NXP Semiconductors

Comparator ICs COMPARATOR 8BIT MAG MAGNITD

Data Sheet

0-1: $0.48
1-25: $0.43
25-100: $0.37
100-250: $0.31
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
74HC
74HC

Other


Data Sheet

Negotiable 
74HC/HCT02
74HC/HCT02

Other


Data Sheet

Negotiable 
74HC/HCT03
74HC/HCT03

Other


Data Sheet

Negotiable 
74HC/HCT10
74HC/HCT10

Other


Data Sheet

Negotiable 
74HC/HCT107
74HC/HCT107

Other


Data Sheet

Negotiable 
74HC/HCT109
74HC/HCT109

Other


Data Sheet

Negotiable