參數(shù)資料
型號(hào): AK2570
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: Feed Forward APC LSI for LD Module
中文描述: 前饋apc的大規(guī)模集成電路模塊為勞工處
文件頁(yè)數(shù): 20/27頁(yè)
文件大?。?/td> 292K
代理商: AK2570
ASAHI KASEI
[AK2570]
<MS0115-E-00>
2001/10
20
(4) Analog part
[a] Input characteristics of the A to D converter
<1> AD1
Resolution
8bits linear
Conversion time
About 150
μ
s or 15 SK clocks
DNL
±
2LSB
Input range 1 (Peak voltage)
0.0V ~ 1.0V [Typ]
MSB
LSB Input voltage
D7
D6 D5 D4 D3 D2 D1 D0
1
1
1
1
1
1
1
1
à
1.0V
1
1
1
1
1
1
1
0
(Straight binary)
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
à
0.0V
<2> AD2
Resolution
Conversion time
DNL
Input range 2 (Temperature)
8bits linear
About 150
μ
s or 15 SK clocks
±
0.7LSB
0.0V ~ 2.2V
[Typ.]
D6 D5 D4 D3 D2 D1 D0
0
0
0
0
0
0
0
0
MSB
D7
0
0
LSB
Input voltage
(Detected temperature)
à
2.2V (-40
°
C)
0
0
0
0
0
1
(Straight binary)
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
0
à
0.0V (> 85
°
C)
[b] Output characteristics of the A to D converter
<1> DA1, DA2
Parameter
Resolution
DNL
Min.
-1/2
0.425
0.0
0.000
2.50
Typ.
8
0.500 0.575
Max. Unit
+1/2
Remark
Circuit design
±
15% <Note>
bit
LSB
V
mV
mV SHUTDN-pin is forced
H
mA
Input code =181 (dec)
Maximum output voltage
Minimum output voltage
Output voltage at the shut down operation
Output current
<Note>
±
5% included in the range
±
15% is the distribution caused by the fluctuations of the power source voltage
and the ambient temperature.
10.0
5.000
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