M74HC643B1R vs SN74HC645N-00 feature comparison

M74HC643B1R STMicroelectronics

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SN74HC645N-00 Texas Instruments

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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS TEXAS INSTRUMENTS INC
Part Package Code DIP
Package Description DIP, DIP20,.3 DIP,
Pin Count 20
Reach Compliance Code compliant unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature INVERTED OUTPUTS PORT A TO B WITH DIRECTION CONTROL
Control Type COMMON CONTROL
Count Direction BIDIRECTIONAL
Family HC/UH HC/UH
JESD-30 Code R-PDIP-T20 R-PDIP-T20
JESD-609 Code e3
Load Capacitance (CL) 150 pF 150 pF
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Max I(ol) 0.006 A
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 125 °C 85 °C
Operating Temperature-Min -55 °C -40 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP20,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Packing Method TUBE
Prop. Delay@Nom-Sup 27 ns
Propagation Delay (tpd) 180 ns 34 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 3.93 mm 5.08 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 4.5 V 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade MILITARY INDUSTRIAL
Terminal Finish MATTE TIN
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 7.62 mm 7.62 mm
Base Number Matches 1 1
Length 24.325 mm

Compare M74HC643B1R with alternatives

Compare SN74HC645N-00 with alternatives