参数资料
型号: M62356P
厂商: Mitsubishi Electric Corporation
英文描述: 8-BIT 8CH D-A CONVERTER
中文描述: 8位8路DA转换器
文件页数: 5/6页
文件大小: 47K
代理商: M62356P
( 5
ELECTRIC
MITSUBISHI
M62356P
MITSUBISHI<Dig.Ana.INTERFACE>
8-BIT 8CH D-A CONVERTER
DIGITAL FORMAT
1.12-bit shift register
To set DAC,12-bit data is input in series at CLK signal“positive“
edges while the LD pin status is “Low“.
D0
0
D1
0
D2
0
D3
0
D4
0
D5
D6
0
D7
Output voltage
1
0
1
0
1
0
1
1
1
1
0
0
0
1
1
0
0
0
1
1
0
0
0
1
1
0
0
0
0
1
1
0
0
0
1
1
0
0
0
0
1
1
1/256(VrefU-VrefL)+VrefL
2/256(VrefU-VrefL)+VrefL
3/256(VrefU-VrefL)+VrefL
4/256(VrefU-VrefL)+VrefL
DATA
(LSB)
12 bit serial data
CK
Data assignment
DAC set up data
(LSB)
DAC select data
DAC set up data
(MSB)
(LSB)
D8
0
D9
0
D10
0
D11
0
DAC selection
0
0
0
0
0
1
1
0
2.Decoder(DAC select data)
One DAC circuit is selected from among 8 circuits according
to the DAC select data(4-bits:D8,D9,D11 and D14).
DAC select data
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
1
1
1
1
0
0
0
1
1
1
1
0
1
1
0
0
1
1
0
0
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Don‘t care
Ao1 selection
Ao2 selection
Ao3 selection
Ao4 selection
Ao5 selection
Ao6 selection
Ao7 selection
Ao8 selection
Don‘t care
Don‘t care
Don‘t care
Don‘t care
Don‘t care
Don‘t care
Don‘t care
Ao=
2 X D0 + 2 X D1 + 2 X D2 ++ 2 X D6 + 2 X D7 + 1 (VrefU - VrefL) + VrefL
256
(MSB)
255/256(VrefU-VrefL)+VrefL
256/256(VrefU-VrefL)+VrefL
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