SN74ALS244BDW vs SN74ALS244B-1DWR feature comparison

SN74ALS244BDW Rochester Electronics LLC

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SN74ALS244B-1DWR Texas Instruments

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Part Life Cycle Code Active Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS INC TEXAS INSTRUMENTS INC
Part Package Code SOIC SOIC
Package Description SOP, SOP,
Pin Count 20 20
Reach Compliance Code unknown unknown
Family ALS ALS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
Length 12.8 mm 12.8 mm
Logic IC Type BUS DRIVER BUS DRIVER
Number of Bits 4 4
Number of Functions 2 2
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Propagation Delay (tpd) 10 ns 10 ns
Qualification Status COMMERCIAL Not Qualified
Seated Height-Max 2.65 mm 2.65 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 YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.5 mm 7.5 mm
Base Number Matches 2 1
HTS Code 8542.39.00.01

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