SN74LS640DBRE4 vs SN74LS640DWG4 feature comparison

SN74LS640DBRE4 Texas Instruments

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SN74LS640DWG4 Rochester Electronics LLC

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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete Contact Manufacturer
Ihs Manufacturer TEXAS INSTRUMENTS INC ROCHESTER ELECTRONICS LLC
Part Package Code SSOP
Package Description SSOP, SOP,
Pin Count 28
Reach Compliance Code compliant unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family LS LS
JESD-30 Code R-PDSO-G28 R-PDSO-G20
JESD-609 Code e4 e4
Length 10.2 mm 12.8 mm
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Moisture Sensitivity Level 1
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 28 20
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE 3-STATE
Output Polarity INVERTED INVERTED
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SSOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE, SHRINK PITCH SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Propagation Delay (tpd) 15 ns 15 ns
Seated Height-Max 2 mm 2.65 mm
Supply Voltage-Max (Vsup) 5.25 V 5.25 V
Supply Voltage-Min (Vsup) 4.75 V 4.75 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 NICKEL PALLADIUM GOLD
Terminal Form GULL WING GULL WING
Terminal Pitch 0.65 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 5.3 mm 7.5 mm
Base Number Matches 1 2
Additional Feature WITH DIRECTION CONTROL

Compare SN74LS640DBRE4 with alternatives

Compare SN74LS640DWG4 with alternatives