74HC688 Series

8-bit magnitude comparator

Catalog

8-bit magnitude comparator

Part	Operating Temperature (Max)	Operating Temperature (Min)	Package Length	Package Name	Package Width	Max Propagation Delay	Max CL	Output	Current - Output High	Current - Output Low	Current - Quiescent (Iq)	Output Function	Number of Bits	Type	Mounting Type	Voltage - Supply (Minimum)	Voltage - Supply (Maximum)
Nexperia USA Inc. 74HC688D,652	125 °C	-40 °C	0.295 in	20-SO 20-SOIC	7.5 mm	29 ns	50 pF	Active Low	5.2 mA	5.2 mA	8 µA	A=B	8 bits	Identity Comparator	Surface Mount	2 V	6 V
Nexperia USA Inc. 74HC688PW,118	125 °C	-40 °C	0.173 in	20-TSSOP	4.4 mm	29 ns	50 pF	Active Low	5.2 mA	5.2 mA	8 µA	A=B	8 bits	Identity Comparator	Surface Mount	2 V	6 V
Nexperia USA Inc. 74HC688D,653	125 °C	-40 °C	0.295 in	20-SO 20-SOIC	7.5 mm	29 ns	50 pF	Active Low	5.2 mA	5.2 mA	8 µA	A=B	8 bits	Identity Comparator	Surface Mount	2 V	6 V

Catalog

8-bit magnitude comparator

Description

The 74HC688 is an 8-bit magnitude comparator. It performs comparisons of two 8-bit binary or BCD words. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.