M54975P 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC
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M54975P Datasheet PDF : 5 Pages
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MITSUBISHI <CONTROL / DRIVER IC>
M54975P/FP
Bi-CMOS 8-BIT SERIAL-INPUT LATCHED DRIVER
OFF) until the input data is set and the internal logic state has been
determined.
L-GND is the ground of the CMOS logic circuit section and P-GND
is the ground for the output driver section (O1 – O8), which is
made up of bipolar transistors that are capable of driving large
currents.
TIMING CHART
S-IN
T
LATCH
EN
O1
O2
O3
O4
O5
O6
O7
O8
S-OUT
* The state of the shaded part is unstable.
INPUT/OUTPUT CIRCUIT DIAGRAM
1
2
Inputs with pullup resistor
(EN, LATCH)
VCC
Inputs with pulldown resistor
(T, S-IN)
VCC
RIN
3
Serial output
(S-OUT)
L-GND
VCC
RIN
4
Parallel outputs
(O1 – O8)
L-GND
L-GND
1.5kΩ
P-GND
L-GND
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