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參數(shù)資料
| 型號： | CXA1821M |
| 廠商： | Sony Corporation |
| 元件分類： | 外設(shè)及接口 |
| 英文描述： | Low Power 5V RS232 Dual Driver/Receiver with 0.1?μF Capacitors; Package: SO; No of Pins: 16; Temperature Range: -40?°C to 85?°C |
| 中文描述： | 電可擦除可編程邏輯器件 |
| 文件頁數(shù)： | 9/13頁 |
| 文件大?。?/td> | 220K |
| 代理商： | CXA1821M |
– 9 –
CXA1821M
Center Voltage Generation Circuit
This circuit provides the center potential when this IC is used at single power supply. The maximum current is
approximately ±3mA. The output impedance is approximately 147
. Connect this circuit to GND when used at
dual power supply.
Notes on Operation
Power supply
The CXA1821M can be used either at dual power supply or single power supply. The table below shows the
connection of power supply for each case.
V
EE
VC BUFFER
30k
147
VC
33μ/6.3V
15k
V
CC
30k
V
EE
V
CC
33μ/6.3V
VC
12
Dual power supply
Single power supply
V
CC
+power supply
Power supply
V
EE
–power supply
GND
VC
GND
OPEN
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