Datasheets
SN74ALS642ADWR by: Texas Instruments

Octal Bus Transceivers With Open-Collector Outputs 20-SOIC 0 to 70

Part Details for SN74ALS642ADWR by Texas Instruments

Overview of SN74ALS642ADWR by Texas Instruments

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Applications Consumer Electronics Industrial Automation Aerospace and Defense Healthcare Telecommunications Automotive

Part Details for SN74ALS642ADWR

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SN74ALS642ADWR Part Data Attributes:

SN74ALS642ADWR Texas Instruments
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SN74ALS642ADWR Texas Instruments Octal Bus Transceivers With Open-Collector Outputs 20-SOIC 0 to 70
Pbfree Code No
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description SOP, SOP20,.4
Pin Count 20
Reach Compliance Code not_compliant
HTS Code 8542.39.00.01
Additional Feature WITH DIRECTION CONTROL
Control Type COMMON CONTROL
Count Direction BIDIRECTIONAL
Family ALS
JESD-30 Code R-PDSO-G20
Length 12.8 mm
Load Capacitance (CL) 50 pF
Logic IC Type BUS TRANSCEIVER
Max I(ol) 0.024 A
Number of Bits 8
Number of Functions 1
Number of Ports 2
Number of Terminals 20
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Characteristics OPEN-COLLECTOR
Output Polarity INVERTED
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP20,.4
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Supply Current-Max (ICC) 28 mA
Prop. Delay@Nom-Sup 38 ns
Propagation Delay (tpd) 22 ns
Qualification Status 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
Surface Mount YES
Technology TTL
Temperature Grade COMMERCIAL
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.5 mm

Alternate Parts for SN74ALS642ADWR

This table gives cross-reference parts and alternative options found for SN74ALS642ADWR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74ALS642ADWR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
SN74ALS642A-1DWR ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DWR
SN74ALS642A-1DW ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 Rochester Electronics LLC SN74ALS642ADWR vs SN74ALS642A-1DW
SN74ALS642ADW Octal Bus Transceivers With Open-Collector Outputs 20-SOIC 0 to 70 Texas Instruments SN74ALS642ADWR vs SN74ALS642ADW
SN74ALS642A-1DWRE4 ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DWRE4
SN74ALS642A-1DWE4 ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DWE4
SN74ALS642A-1DW OCTAL BUS TRANSCEIVER O.C. 20-SOIC 0 to 70 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DW
SN74ALS642A-1DWG4 OCTAL BUS TRANSCEIVER O.C. 20-SOIC 0 to 70 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DWG4
Part Number Description Manufacturer Compare
SN74LS642-1N Octal bus transceivers with open collector outputs 20-PDIP 0 to 70 Texas Instruments SN74ALS642ADWR vs SN74LS642-1N
SN74ALS642A-1DWRE4 ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DWRE4
SN74ALS642A-1NSRG4 ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SOP-20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1NSRG4
SN74ALS642A-1DWR ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, GREEN, PLASTIC, SO-20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1DWR
SN74ALS642A-1FN-00 ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PQCC20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1FN-00
SN74LS642NS LS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20, 738-01 Motorola Mobility LLC SN74ALS642ADWR vs SN74LS642NS
HD74LS642FPEL LS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20, 5.50 X 12.60 MM, 1.27 MM PITCH, PLASTIC, SOP-20 Renesas Electronics Corporation SN74ALS642ADWR vs HD74LS642FPEL
SNJ54ALS642AJ ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, CDIP20 Texas Instruments SN74ALS642ADWR vs SNJ54ALS642AJ
SN74ALS642A-1N-10 ALS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20 Texas Instruments SN74ALS642ADWR vs SN74ALS642A-1N-10
N74LS642N Bus Transceiver, LS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDIP20 Signetics SN74ALS642ADWR vs N74LS642N

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