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HT16525 データシートの表示(PDF) - Holtek Semiconductor
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コンポーネント説明
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HT16525
5x8 Dot Character VFD Controller & Driver
Holtek Semiconductor
HT16525 Datasheet PDF : 23 Pages
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Reset and Wake-up Timing
Hardware Reset
VDD
RST
TRSON
TRSOFF
TPOF
TRW
SI
Symbol
Parameter
T
RSON
Oscillator Stable Time
T
POF
VDD Off Time
T
RW
RST Pulse Width
T
RSOFF
SI Wait Time
Test Condition
V
DD
Condition
5V
RST signal is an external input
3V
from a microcontroller etc.
5V
R2=1kΩ
,
C2=0.1μF
3V
5V
VDD drop down to 0V
3V
5V
RST signal is an external input
3V
from a microcontroller etc.
5V
—
3V
Wake-up Timing
T
WU
T
OS
HT16525
0.8VDD
0V
VIH
0.5VDD
VIL
VIH
VIL
Ta=-40
o
C ~ 85
o
C
Min. Typ. Max. Unit
250
—
—
ns
250
—
—
— 1000 —
μs
— 1000 —
40
—
—
μs
10
—
—
ms
400
—
—
ns
400
—
—
3
—
—
μs
3
—
—
CS
SCK
SI
Symbol
Parameter
V
DD
5V
T
WU
Wake-up Time
3V
5V
T
OS
Oscillation Stable Time
3V
Test Condition
Condition
—
—
Ta=-40
o
C ~ 85
o
C
Min. Typ. Max. Unit
200
—
—
ns
1000 —
—
μs
Rev. 1.00
8
January 18, 2012
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