74HCT85D NXP Semiconductors, 74HCT85D Datasheet - Page 4

• Manufacturer Part Number: 74HCT85D
• Description: IC, LOGIC, 74HCT, COMPARATOR, SO16
• Manufacturer: NXP Semiconductors

Specifications of 74HCT85D

• Comparator Type: Magnitude
• No. Of Channels: 4
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: SOIC
• No. Of Pins: 16
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC (18-Jun-2010)
• Logic Ic Base Number: 7485
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Philips Semiconductors
APPLICATIONS
FUNCTION TABLE
Notes
1. H = HIGH voltage level
December 1990
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
Process controllers
Servo-motor control
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4-bit magnitude comparator
3
=B
=B
=B
=B
=B
=B
=B
=B
=B
=B
=B
=B
, B
L = LOW voltage level
X = don’t care
B
B
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
COMPARING INPUTS
A
X
X
A
A
A
A
A
A
A
A
A
A
A
A
2
2
2
2
2
2
2
2
2
2
2
2
2
, B
=B
=B
=B
=B
=B
=B
=B
=B
=B
=B
Fig.4 Functional diagram.
B
B
2
2
2
2
2
2
2
2
2
2
2
2
2
A
X
X
X
X
A
A
A
A
A
A
A
A
A
A
1
1
1
1
1
1
1
1
1
1
1
=B
=B
=B
=B
=B
=B
=B
=B
, B
B
B
1
1
1
1
1
1
1
1
1
1
1
A
X
X
X
X
X
X
A
A
A
A
A
A
A
A
0
0
0
0
0
0
0
0
0
=B
=B
=B
=B
=B
=B
, B
B
B
0
0
0
0
0
0
0
0
0
I
X
X
X
X
X
X
X
X
H
L
L
X
H
L
A B
CASCADING INPUTS
4
I
X
X
X
X
X
X
X
X
L
H
L
X
H
L
A B
I
X
X
X
X
X
X
X
X
L
L
H
H
L
L
A=B
Q
H
L
H
L
H
L
H
L
H
L
L
L
L
H
A B
74HC/HCT85
OUTPUTS
Q
L
H
L
H
L
H
L
H
L
H
L
L
L
H
Product specification
A B
Q
L
L
L
L
L
L
L
L
L
L
H
H
L
L
A=B