SN74ALS646A-1DWRG4 vs SN54ALS646FK feature comparison

SN74ALS646A-1DWRG4 Texas Instruments

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SN54ALS646FK Texas Instruments

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Pbfree Code No
Rohs Code Yes No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code SOIC QFN
Package Description SOP, SOP24,.4 QCCN, LCC28,.45SQ
Pin Count 24 28
Reach Compliance Code unknown not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
Control Type INDEPENDENT CONTROL INDEPENDENT CONTROL
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family ALS ALS
JESD-30 Code R-PDSO-G24 S-CQCC-N28
Length 15.4 mm 11.43 mm
Logic IC Type REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER
Max I(ol) 0.024 A 0.012 A
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 24 28
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED
Package Code SOP QCCN
Package Equivalence Code SOP24,.4 LCC28,.45SQ
Package Shape RECTANGULAR SQUARE
Package Style SMALL OUTLINE CHIP CARRIER
Packing Method TR
Peak Reflow Temperature (Cel) NOT SPECIFIED NOT SPECIFIED
Power Supply Current-Max (ICC) 88 mA 88 mA
Prop. Delay@Nom-Sup 20 ns
Propagation Delay (tpd) 17 ns 20 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm 2.03 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 MILITARY
Terminal Form GULL WING NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL QUAD
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED NOT SPECIFIED
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 7.5 mm 11.43 mm
Base Number Matches 1 1
Load Capacitance (CL) 50 pF

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