SN74LS91N-00 vs T74LS91B1 feature comparison

SN74LS91N-00 Texas Instruments

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T74LS91B1 STMicroelectronics

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC STMICROELECTRONICS
Package Description DIP, DIP,
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Count Direction RIGHT RIGHT
Family LS LS
JESD-30 Code R-PDIP-T14 R-PDIP-T14
Length 19.305 mm
Load Capacitance (CL) 15 pF
Logic IC Type SERIAL IN SERIAL OUT SERIAL IN SERIAL OUT
Number of Bits 8 8
Number of Functions 1 1
Number of Terminals 14 14
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Polarity COMPLEMENTARY COMPLEMENTARY
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Power Supply Current-Max (ICC) 20 mA
Propagation Delay (tpd) 40 ns 40 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.08 mm 5.1 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 Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 7.62 mm 7.62 mm
fmax-Min 18 MHz 18 MHz
Base Number Matches 1 1
Part Package Code DIP
Pin Count 14
Package Equivalence Code DIP14,.3

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