DM74LS85NX Fairchild Semiconductor, DM74LS85NX Datasheet - Page 2

• Manufacturer Part Number: DM74LS85NX
• Manufacturer: Fairchild Semiconductor
• Type: Magnitude Comparatorr

Specifications of DM74LS85NX

• Logic Family: LS
• Technology: Bipolar
• High Level Output Current: -400uA
• Low Level Output Current: 8mA
• Output Function: A<B, A=B, A>B
• Package Type: PDIP
• Mounting: Through Hole
• Pin Count: 16
• Polarity: Non-Inverting
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.25V
• Operating Supply Voltage (min): 4.75V
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Number Of Bits: 4
• Lead Free Status / RoHS Status: Supplier Unconfirmed

www.fairchildsemi.com
Function Table
H
Logic Diagram
HIGH Level, L
A3
A3
A3
A3
A3
A3
A3
A3
A3
A3
A3
A3
A3
A3
A3, B3
LOW Level, X
B3
B3
B3
B3
B3
B3
B3
B3
B3
B3
B3
B3
B3
B3
A2
A2
A2
A2
A2
A2
A2
A2
A2
A2
A2
A2
A2, B2
X
X
Comparing
B2
B2
B2
B2
B2
B2
B2
B2
B2
B2
B2
B2
Don’t Care
Inputs
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1
A1, B1
X
X
X
X
B1
B1
B1
B1
B1
B1
B1
B1
B1
B1
A0
A0
A0
A0
A0
A0
A0
A0
A0, B0
X
X
X
X
X
X
B0
B0
B0
B0
B0
B0
B0
B0
A
X
X
X
X
X
X
X
X
H
X
H
L
L
L
2
B
Cascading
Inputs
A
X
X
X
X
X
X
X
X
H
X
H
L
L
L
B
A
X
X
X
X
X
X
X
X
H
H
L
L
L
L
B
A
H
H
H
H
H
H
L
L
L
L
L
L
L
L
B
Outputs
A
H
H
H
H
H
H
L
L
L
L
L
L
L
L
B
A
H
H
L
L
L
L
L
L
L
L
L
L
L
L
B