SN74ALS645A-1DWRE4 vs N74ALS645A-1D feature comparison

SN74ALS645A-1DWRE4 Texas Instruments

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N74ALS645A-1D Philips Semiconductors

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Pbfree Code Yes
Rohs Code Yes No
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer TEXAS INSTRUMENTS INC PHILIPS SEMICONDUCTORS
Part Package Code SOIC
Package Description SOP, SOP20,.4 SOP, SOP20,.4
Pin Count 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH DIRECTION CONTROL
Control Type COMMON CONTROL COMMON CONTROL
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family ALS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e4 e0
Length 12.8 mm
Load Capacitance (CL) 50 pF
Logic IC Type BUS TRANSCEIVER
Max I(ol) 0.048 A 0.048 A
Moisture Sensitivity Level 1
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 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 Equivalence Code SOP20,.4 SOP20,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) 260
Power Supply Current-Max (ICC) 55 mA 58 mA
Prop. Delay@Nom-Sup 10 ns 20 ns
Propagation Delay (tpd) 10 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD Tin/Lead (Sn/Pb)
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 7.5 mm
Base Number Matches 1 2

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