74HCT688N NXP Semiconductors, 74HCT688N Datasheet - Page 3

• Manufacturer Part Number: 74HCT688N
• Description: IC, 74HCT CMOS, 74HCT688, DIP20, 5V
• Manufacturer: NXP Semiconductors

Specifications of 74HCT688N

• Comparator Type: Magnitude
• No. Of Channels: 8
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: DIP
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC (18-Jun-2010)
• Base Number: 74
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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