SN74S251DR vs SN74S157DR feature comparison

SN74S251DR Texas Instruments

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SN74S157DR Texas Instruments

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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