m5474hct640 STMicroelectronics, m5474hct640 Datasheet - Page 3

• Manufacturer Part Number: m5474hct640
• Description: Octal Transceiver 3-state Hct245 Inverting Hct640 Inverting, Hct643 Inverting/non Inverting
• Manufacturer: STMicroelectronics

LOGIC DIAGRAM (HCT640)
NOTE: IN CASE OF HCT245 OR HCT643, INPUT INVERTERS MARKED* AT A BUS AND B BUS ARE ELIMINATED RESPECTIVELY
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition isnotimplied.
(*) 500 mW: 65
I
CC
Symbol
V
T
I
or I
V
P
V
I
T
I
OK
CC
IK
O
stg
O
D
L
I
GND
o
Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Source Sink Current Per Output Pin
DC V
Power Dissipation
Storage Temperature
Lead Temperature (10 sec)
C derate to 300 mW by 10mW/
CC
or Ground Current
Parameter
o
C: 65
o
C to 85
o
C
M54/M74HCT245/640/643
-0.5 to V
-0.5 to V
-65 to +150
-0.5 to +7
500 (*)
Value
300
20
20
35
70
CC
CC
+ 0.5
+ 0.5
Unit
mW
mA
mA
mA
mA
o
o
V
V
V
C
C
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