MM74HC643J
vs
SN74HC645N-10
feature comparison
All Stats
Differences Only
Rohs Code
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
NATIONAL SEMICONDUCTOR CORP
TEXAS INSTRUMENTS INC
Package Description
DIP, DIP20,.3
DIP,
Reach Compliance Code
unknown
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-GDIP-T20
R-PDIP-T20
JESD-609 Code
e0
Length
24.51 mm
24.325 mm
Load Capacitance (CL)
150 pF
150 pF
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
85 °C
85 °C
Operating Temperature-Min
-40 °C
-40 °C
Output Characteristics
3-STATE
3-STATE
Output Polarity
TRUE
TRUE
Package Body Material
CERAMIC, GLASS-SEALED
PLASTIC/EPOXY
Package Code
DIP
DIP
Package Equivalence Code
DIP20,.3
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
IN-LINE
IN-LINE
Propagation Delay (tpd)
116 ns
34 ns
Qualification Status
Not Qualified
Not Qualified
Seated Height-Max
5.08 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
INDUSTRIAL
INDUSTRIAL
Terminal Finish
TIN LEAD
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
2
1
Compare MM74HC643J with alternatives
Compare SN74HC645N-10 with alternatives