HD74HC194P 데이터 시트보기 (PDF) - Renesas Electronics
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HD74HC194P Datasheet PDF : 9 Pages
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HD74HC194
Timing Diagram
Clock
Mode S0
Control
Inputs S1
Clear
Serial
R
Data
Inputs L
AH
Parallel B L
Data
Inputs C H
DL
QA
QB
Outputs
QC
QD
Clear Load
Shift Right
Logic Diagram
S0
Serial
Shift
Left
D
Shift Left
Inhibit
Clear
Serial
Shift
C
B
A
Right
S1
Clock
Clear
D
C
CQ
CL CL
D
C
CQ
CL CL
D
C
CQ
CL CL
D
C
CQ
CL CL
QD
QC
QB
QA
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage range
VCC
–0.5 to 7.0
V
Input / Output voltage
VIN, VOUT
–0.5 to VCC +0.5
V
Input / Output diode current
IIK, IOK
±20
mA
Output current
IO
±25
mA
VCC, GND current
ICC or IGND
±50
mA
Power dissipation
Storage temperature
PT
500
mW
Tstg
–65 to +150
°C
Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of
which may be realized at the same time.
Rev.2.00 Jan 31, 2006 page 3 of 8
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