SN74ALS646A-1DWRG4 vs DM74ALS646-1WM feature comparison

SN74ALS646A-1DWRG4 Texas Instruments

Buy Now Datasheet

DM74ALS646-1WM National Semiconductor Corporation

Buy Now Datasheet
Pbfree Code No
Rohs Code Yes No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC NATIONAL SEMICONDUCTOR CORP
Part Package Code SOIC
Package Description SOP, SOP24,.4 SOP, SOP24,.4
Pin Count 24
Reach Compliance Code unknown unknown
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 R-PDSO-G24
Length 15.4 mm 15.4 mm
Logic IC Type REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER
Max I(ol) 0.024 A 0.048 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 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 Equivalence Code SOP24,.4 SOP24,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Supply Current-Max (ICC) 88 mA 88 mA
Prop. Delay@Nom-Sup 20 ns 20 ns
Propagation Delay (tpd) 17 ns 17 ns
Qualification Status Not Qualified 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
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 7.5 mm 7.5 mm
Base Number Matches 1 1
JESD-609 Code e0
Load Capacitance (CL) 50 pF
Terminal Finish TIN LEAD

Compare SN74ALS646A-1DWRG4 with alternatives

Compare DM74ALS646-1WM with alternatives