74HCT688D,653 NXP Semiconductors, 74HCT688D,653 Datasheet - Page 4

• Manufacturer Part Number: 74HCT688D,653
• Description: IC COMPARATOR MAGNITUDE 20SOIC
• Manufacturer: NXP Semiconductors
• Series: 74HCTr
• Type: Magnitude Comparatorr

Specifications of 74HCT688D,653

• Package / Case: 20-SOIC (7.5mm Width)
• Number Of Bits: 8
• Delay Time - Propagation: 18ns
• Voltage - Supply: 4.5 V ~ 5.5 V
• Product: Digital Comparators
• Input Bias Current (max): 0.008 mA
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Propagation Delay Time: 34 ns
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Operating Temperature: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 74HCT688D-T; 74HCT688D-T; 933713910653

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