DM74LS645N vs SN74LS645-1J feature comparison

DM74LS645N Rochester Electronics LLC

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SN74LS645-1J Monolithic Memories (RETIRED)

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Pbfree Code No
Rohs Code No No
Part Life Cycle Code Active Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS INC MONOLITHIC MEMORIES
Part Package Code DIP
Package Description DIP, DIP, DIP20,.3
Pin Count 20
Reach Compliance Code unknown unknown
Additional Feature WITH DIRECTION CONTROL WITH DIRECTION CONTROL
Family LS LS
JESD-30 Code R-PDIP-T20 R-GDIP-T20
JESD-609 Code e0 e0
Length 26.075 mm
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Moisture Sensitivity Level NOT SPECIFIED
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 75 °C
Operating Temperature-Min
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY CERAMIC, GLASS-SEALED
Package Code DIP DIP
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Propagation Delay (tpd) 15 ns 15 ns
Qualification Status COMMERCIAL Not Qualified
Seated Height-Max 5.08 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 NO NO
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL EXTENDED
Terminal Finish TIN LEAD TIN LEAD
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.62 mm
Base Number Matches 4 2
HTS Code 8542.39.00.01
Control Type COMMON CONTROL
Count Direction BIDIRECTIONAL
Max I(ol) 0.048 A
Package Equivalence Code DIP20,.3

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