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DM74ALS646-1NT vs SN54ALS646JT feature comparison

DM74ALS646-1NT National Semiconductor Corporation

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SN54ALS646JT Texas Instruments

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP TEXAS INSTRUMENTS INC
Package Description DIP, DIP24,.3 DIP, DIP24,.3
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-PDIP-T24 R-GDIP-T24
JESD-609 Code e0
Length 31.915 mm 32.005 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER
Max I(ol) 0.048 A 0.012 A
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 24 24
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, GLASS-SEALED
Package Code DIP DIP
Package Equivalence Code DIP24,.3 DIP24,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
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 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 MILITARY
Terminal Finish TIN LEAD
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
Base Number Matches 3 1
Part Package Code DIP
Pin Count 24
Peak Reflow Temperature (Cel) NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Logic » Bus Driver/Transceivers
Logic » Bus Driver/Transceivers

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