SN74AS2640N vs SN54AS2645FK feature comparison

SN74AS2640N Rochester Electronics LLC

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SN54AS2645FK Texas Instruments

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Pbfree Code No
Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC TEXAS INSTRUMENTS INC
Package Description DIP-20 QCCN, LCC20,.35SQ
Reach Compliance Code unknown not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH DIRECTION CONTROL; 25 OHM OUTPUT SERIES RESISTOR WITH DIRECTION CONTROL; 25 OHM OUTPUT SERIES RESISTOR
Family AS AS
JESD-30 Code R-PDIP-T20 S-CQCC-N20
JESD-609 Code e0
Length 24.325 mm 8.89 mm
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Characteristics 3-STATE WITH SERIES RESISTOR 3-STATE WITH SERIES RESISTOR
Output Polarity INVERTED TRUE
Package Body Material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED
Package Code DIP QCCN
Package Shape RECTANGULAR SQUARE
Package Style IN-LINE CHIP CARRIER
Propagation Delay (tpd) 6.5 ns 11 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.08 mm 2.03 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 YES
Technology TTL TTL
Temperature Grade COMMERCIAL MILITARY
Terminal Finish TIN LEAD
Terminal Form THROUGH-HOLE NO LEAD
Terminal Pitch 2.54 mm 1.27 mm
Terminal Position DUAL QUAD
Width 7.62 mm 8.89 mm
Base Number Matches 2 2
Control Type COMMON CONTROL
Count Direction BIDIRECTIONAL
Load Capacitance (CL) 50 pF
Max I(ol) 0.012 A
Package Equivalence Code LCC20,.35SQ
Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Supply Current-Max (ICC) 155 mA
Prop. Delay@Nom-Sup 12 ns
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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