SN74S251DR
vs
SN74S157DR
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
TEXAS INSTRUMENTS INC
TEXAS INSTRUMENTS INC
Part Package Code
SOIC
SOIC
Package Description
SOP, SOP16,.25
SOP,
Pin Count
16
16
Reach Compliance Code
unknown
unknown
HTS Code
8542.39.00.01
8542.39.00.01
Family
S
S
JESD-30 Code
R-PDSO-G16
R-PDSO-G16
JESD-609 Code
e4
e4
Length
9.9 mm
9.9 mm
Load Capacitance (CL)
15 pF
15 pF
Logic IC Type
MULTIPLEXER
MULTIPLEXER
Max I(ol)
0.02 A
Number of Functions
1
4
Number of Inputs
8
2
Number of Outputs
1
1
Number of Terminals
16
16
Operating Temperature-Max
70 °C
70 °C
Operating Temperature-Min
Output Characteristics
3-STATE
Output Polarity
COMPLEMENTARY
TRUE
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
SOP
SOP
Package Equivalence Code
SOP16,.25
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
SMALL OUTLINE
SMALL OUTLINE
Power Supply Current-Max (ICC)
85 mA
78 mA
Prop. Delay@Nom-Sup
19.5 ns
Propagation Delay (tpd)
19.5 ns
7.5 ns
Qualification Status
Not Qualified
Not Qualified
Seated Height-Max
1.75 mm
1.75 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
YES
YES
Technology
TTL
TTL
Temperature Grade
COMMERCIAL
COMMERCIAL
Terminal Finish
NICKEL PALLADIUM GOLD
NICKEL PALLADIUM GOLD
Terminal Form
GULL WING
GULL WING
Terminal Pitch
1.27 mm
1.27 mm
Terminal Position
DUAL
DUAL
Width
3.9 mm
3.9 mm
Base Number Matches
1
1
Compare SN74S251DR with alternatives
Compare SN74S157DR with alternatives