M74HC643B1R vs CD74HC643E feature comparison

M74HC643B1R STMicroelectronics

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CD74HC643E Rochester Electronics LLC

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Pbfree Code Yes No
Rohs Code Yes No
Part Life Cycle Code Obsolete Active
Ihs Manufacturer STMICROELECTRONICS ROCHESTER ELECTRONICS LLC
Part Package Code DIP DIP
Package Description DIP, DIP20,.3 PACKAGE-20
Pin Count 20 20
Reach Compliance Code compliant unknown
HTS Code 8542.39.00.01
Additional Feature INVERTED OUTPUTS PORT A TO B WITH DIRECTION CONTROL; INVERTED OUTPUTS PORT A TO B
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 e0
Load Capacitance (CL) 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 125 °C
Operating Temperature-Min -55 °C -55 °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 140 ns
Qualification Status Not Qualified
Seated Height-Max 3.93 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 MILITARY
Terminal Finish MATTE TIN TIN LEAD
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL DUAL
Width 7.62 mm
Base Number Matches 1 1
Moisture Sensitivity Level NOT SPECIFIED
Peak Reflow Temperature (Cel) NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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