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参数资料
| 型号： | MSC1215-xx |
| 厂商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 17 x 2 Duplex Driver with Dimming, Keyscan and A/D Converter Function |
| 中文描述： | 17 × 2双驱动器，调光，键盘扫描和A / D转换器功能 |
| 文件页数： | 8/22页 |
| 文件大小： | 144K |
| 代理商： | MSC1215-XX |
8/22
MSC1215-xx
Semiconductor
Analog Dimming Characteristics
A/D Converter Characteristics
Keyscan Characteristics
PWM Conversion Characteristics
Parameter
D/A Ouput Voltage Error
Reference Voltage Accuracy
Typ.
—
—
Unit
%
%
Max.
±3
±6
Condition
—
—
Min.
—
—
(Ta=–40 to +85°C, V
DD
=8 to 18V)
*1
*1 Reference voltage is 6.6 V typical.
*2 When six loads of 10 k
W
are connected in parallel.
Parameter
Keyscan Cycle Time
Keyscan Pulse Width
Typ.
312
78
Unit
m
s
m
s
Max.
512
128
Condition
f
OSC
=3.3MHz
Min.
220
55
f
OSC
=3.3MHz
(Ta=–40 to +85°C, V
DD
=8 to 18 V)
Parameter
PWM Input Frequency
Rise/Fall Time
PWM Pulse Width
Input Duty Cycle
"H" Input Threshold voltage
"L" Input Threshold voltage
Hysteresis Width
Typ.
122
300
—
Unit
Hz
m
s
m
s
Max.
132
800
—
98.3
0.30V
DD
0.24V
DD
Condition
—
t
r
=10%
90%, t
f
=90%
10%
t=50%
50%
Min.
112
100
125
1.65
0.26V
DD
VD pin
VD pin
(Ta=–40 to +85°C, V
DD
=8 to 18 V)
VD pin
0.20V
DD
0.02V
DD
—
0.28V
DD
0.22V
DD
0.06V
DD
%
V
VD pin
0.10V
DD
V
V
Parameter
A/D Conversion Accuracy
Reference Voltage (V
REF
)
Output Current
Input Voltage Range
Conversion Time/Channel
Typ.
—
5
—
—
543
Unit
LSB
V
mA
V
m
s
Max.
±1
5.5
4
V
REF
896
Condition
—
*2
—
Min.
—
4.5
—
GND
384
f
OSC
=3.3MHz
(Ta=–40 to +85°C, V
DD
=8 to 18 V)
—
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|---|---|
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|---|---|
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