SN54HC688 8-Bit Identity Comparators | TI.com

SN54HC688 (ACTIVE) 8-Bit Identity Comparators

8-Bit Identity Comparators - SN54HC688
Datasheet
 

Description

These identity comparators perform comparisons of two 8-bit binary or BCD words. An output-enable (OE)\ input may be used to force the output to the high level.

Features

  • Wide Operating Voltage Range of 2 V to 6 V
  • High-Current Outputs Drive Up To 10 LSTTL Loads
  • Low Power Consumption, 80-µA Max ICC
  • Typical tpd = 14 ns
  • ±4-mA Output Drive at 5 V
  • Low Input Current of 1 µA Max
  • Compare Two 8-Bit Words

Parametrics

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Part number Order Technology Family VCC (Min) (V) VCC (Max) (V) Bits (#) Voltage (Nom) (V) F @ nom voltage (Max) (MHz) ICC @ nom voltage (Max) (mA) tpd @ nom Voltage (Max) (ns) IOL (Max) (mA) IOH (Max) (mA) Operating temperature range (C) Package Group
SN54HC688 Order now HC     2     6     8     6     70     0.08     45     5.2/-5.2       -55 to 125     CDIP | 20
LCCC | 20    
SN74HC688 Order now HC     2     6     8     6     70     0.08     45     5.2     -5.2     -40 to 85     PDIP | 20
SOIC | 20
TSSOP | 20