参数资料
型号: ADM1169ASTZ
厂商: Analog Devices Inc
文件页数: 5/36页
文件大小: 0K
描述: IC SEQUENCER/SUPERVISOR 32LQFP
标准包装: 1
系列: Super Sequencer®
应用: 电源监控器,序列发生器
输入电压: 3 V ~ 14.4 V
电源电压: 3 V ~ 14.4 V
电流 - 电源: 4.2mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-LQFP
供应商设备封装: 32-LQFP(7x7)
包装: 托盘
Data Sheet
ADM1169
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
ANALOG-TO-DIGITAL CONVERTER
Signal Range
0
V REFIN
V
The ADC can convert signals presented to the
VH, VPx, and VXx pins; VPx and VH input signals
are attenuated depending on the selected
range; a signal at the pin corresponding to the
selected range is from 0.573 V to 1.375 V at the
ADC input
Input Reference Voltage on REFIN Pin, V REFIN
Resolution
2.048
12
V
Bits
INL
Gain Error
Conversion Time
Offset Error
Input Noise
0.44
84
0.25
±2.5
±0.05
±2
LSB
%
ms
ms
LSB
LSB rms
Endpoint corrected, V REFIN = 2.048 V
V REFIN = 2.048 V
One conversion on one channel
All eight channels selected, averaging enabled
V REFIN = 2.048 V
Direct input (no attenuator)
BUFFERED VOLTAGE OUTPUT DACS
Resolution
Code 0x80 Output Voltage
8
Bits
Four DACs are individually selectable for
centering on one of four output voltage ranges
Range 1
Range 2
Range 3
Range 4
Output Voltage Range
LSB Step Size
INL
0.592
0.796
0.996
1.246
0.6
0.8
1
1.25
601.25
2.36
0.603
0.803
1.003
1.253
±0.75
V
V
V
V
mV
mV
LSB
Same range, independent of center point
Endpoint corrected
DNL
Gain Error
Maximum Load Current (Source)
Maximum Load Current (Sink)
Maximum Load Capacitance
Settling Time into 50 pF Load
100
100
±0.4
1
50
2
LSB
%
μA
μA
pF
μs
Load Regulation
PSRR
2.5
60
40
mV
dB
dB
Per mA
DC
100 mV step in 20 ns with 50 pF load
REFERENCE OUTPUT
Reference Output Voltage
Load Regulation
2.043
2.048
?0.25
2.053
V
mV
No load
Sourcing current, I DACxMAX = ?100 μA
+0.25
mV
Sinking current, I DACxMAX = +100 μA
Minimum Load Capacitance
PSRR
1
60
μF
dB
Capacitor required for decoupling, stability
DC
Rev. A | Page 5 of 36
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