74HC688D NXP Semiconductors, 74HC688D Datasheet - Page 3

• 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
PIN DESCRIPTION
December 1990
PIN NO.
1
2, 4, 6, 8, 11, 13, 15, 17
3, 5, 7, 9, 12, 14, 16, 18
10
19
20
8-bit magnitude comparator
Fig.1 Pin configuration.
SYMBOL
E
P
Q
GND
P = Q
V
0
CC
0
to P
to Q
Fig.2 Logic symbol.
7
7
3
NAME AND FUNCTION
enable input (active LOW)
word inputs
word inputs
ground (0 V)
equal to output
positive supply voltage
Fig.3 IEC logic symbol.
74HC/HCT688
Product specification