SNJ54ALS648FK vs SN54AS644J feature comparison

SNJ54ALS648FK Texas Instruments

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SN54AS644J Rochester Electronics LLC

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Pbfree Code No
Rohs Code No
Part Life Cycle Code Obsolete Active
Ihs Manufacturer TEXAS INSTRUMENTS INC ROCHESTER ELECTRONICS INC
Part Package Code QLCC DIP
Package Description QCCN, LCC28,.45SQ DIP,
Pin Count 28 20
Reach Compliance Code not_compliant unknown
HTS Code 8542.39.00.01
Additional Feature WITH DIRECTION CONTROL; WITH SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIM WITH DIRECTION CONTROL
Control Type INDEPENDENT CONTROL
Count Direction BIDIRECTIONAL
Family ALS AS
JESD-30 Code S-CQCC-N28 R-GDIP-T20
Length 11.43 mm 24.195 mm
Load Capacitance (CL) 50 pF
Logic IC Type REGISTERED BUS TRANSCEIVER BUS TRANSCEIVER
Max I(ol) 0.012 A
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 28 20
Operating Temperature-Max 125 °C 125 °C
Operating Temperature-Min -55 °C -55 °C
Output Characteristics 3-STATE OPEN-COLLECTOR
Output Polarity INVERTED TRUE
Package Body Material CERAMIC, METAL-SEALED COFIRED CERAMIC, GLASS-SEALED
Package Code QCCN DIP
Package Equivalence Code LCC28,.45SQ
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER IN-LINE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Supply Current-Max (ICC) 88 mA
Propagation Delay (tpd) 23 ns 8.5 ns
Qualification Status Not Qualified
Screening Level MIL-PRF-38535
Seated Height-Max 2.03 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 YES NO
Technology TTL TTL
Temperature Grade MILITARY MILITARY
Terminal Form NO LEAD THROUGH-HOLE
Terminal Pitch 1.27 mm 2.54 mm
Terminal Position QUAD DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Trigger Type POSITIVE EDGE
Width 11.43 mm 7.62 mm
Base Number Matches 1 2

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