DM74AS257N vs SN74AS157N3 feature comparison

DM74AS257N Rochester Electronics LLC

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SN74AS157N3 Texas Instruments

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Pbfree Code Yes No
Rohs Code Yes No
Part Life Cycle Code Contact Manufacturer Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC TEXAS INSTRUMENTS INC
Part Package Code DIP DIP
Package Description 0.300 INCH, PLASTIC, DIP-16 DIP, DIP16,.3
Pin Count 16 16
Reach Compliance Code unknown not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Family AS AS
JESD-30 Code R-PDIP-T16 R-PDIP-T16
JESD-609 Code e3
Length 19.305 mm 19.305 mm
Logic IC Type MULTIPLEXER MULTIPLEXER
Number of Functions 4 4
Number of Inputs 2 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 TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Propagation Delay (tpd) 6 ns 6 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.08 mm 5.08 mm
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO NO
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish MATTE TIN
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 7.62 mm 7.62 mm
Base Number Matches 4 2
Package Equivalence Code DIP16,.3
Peak Reflow Temperature (Cel) NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

Compare DM74AS257N with alternatives

Compare SN74AS157N3 with alternatives