DM74LS21N
vs
N74LS21N
feature comparison
All Stats
Differences Only
Rohs Code
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
NATIONAL SEMICONDUCTOR CORP
SIGNETICS CORP
Package Description
DIP, DIP14,.3
DIP, DIP14,.3
Reach Compliance Code
unknown
unknown
HTS Code
8542.39.00.01
8542.39.00.01
Family
LS
LS
JESD-30 Code
R-PDIP-T14
R-PDIP-T14
JESD-609 Code
e0
e0
Length
19.18 mm
Load Capacitance (CL)
15 pF
Logic IC Type
AND GATE
AND GATE
Max I(ol)
0.008 A
0.008 A
Number of Functions
2
2
Number of Inputs
4
4
Number of Terminals
14
14
Operating Temperature-Max
70 °C
70 °C
Operating Temperature-Min
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
DIP
DIP
Package Equivalence Code
DIP14,.3
DIP14,.3
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
IN-LINE
IN-LINE
Power Supply Current-Max (ICC)
4.4 mA
4.4 mA
Prop. Delay@Nom-Sup
18 ns
20 ns
Propagation Delay (tpd)
11 ns
20 ns
Qualification Status
Not Qualified
Not Qualified
Schmitt Trigger
NO
NO
Seated Height-Max
5.08 mm
Supply Voltage-Max (Vsup)
5.25 V
5.25 V
Supply Voltage-Min (Vsup)
4.75 V
4.75 V
Supply Voltage-Nom (Vsup)
5 V
5 V
Surface Mount
NO
NO
Technology
TTL
TTL
Temperature Grade
COMMERCIAL
COMMERCIAL
Terminal Finish
TIN LEAD
TIN LEAD
Terminal Form
THROUGH-HOLE
THROUGH-HOLE
Terminal Pitch
2.54 mm
2.54 mm
Terminal Position
DUAL
DUAL
Width
7.62 mm
Base Number Matches
3
1
Compare DM74LS21N with alternatives
Compare N74LS21N with alternatives