74HC688D NXP Semiconductors, 74HC688D Datasheet - Page 4

• Manufacturer Part Number: 74HC688D
• Description: IC, 74HC CMOS, SMD, 74HC688, SOIC20
• Manufacturer: NXP Semiconductors

Specifications of 74HC688D

• Comparator Type: Magnitude
• No. Of Channels: 8
• Supply Voltage Range: 2V To 6V
• Logic Case Style: SOIC
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC (18-Jun-2010)
• Package: RoHS Compliant
• Base Number: 74
• Rohs Compliant: Yes

Philips Semiconductors
FUNCTION TABLE
Notes
1. H = HIGH voltage level
December 1990
8-bit magnitude comparator
L = LOW voltage level
X = don’t care
DATA P
P = Q
P
P
X
Q
Q
n
, Q
Fig.4 Functional diagram.
INPUTS
n
ENABLE E
H
L
L
L
OUTPUT
P = Q
H
H
H
L
4
Fig.5 Logic diagram.
74HC/HCT688
Product specification