参数资料
型号: AD7859BSZ
厂商: Analog Devices Inc
文件页数: 2/28页
文件大小: 0K
描述: IC ADC 12BIT 8CHAN LP 44-MQFP
标准包装: 1
位数: 12
采样率(每秒): 200k
数据接口: 并联
转换器数目: 2
功率耗散(最大): 30mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 44-QFP
供应商设备封装: 44-MQFP(10x10)
包装: 托盘
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个伪差分,单极;4 个伪差分,双极
AD7859/AD7859L
REV. A
–10–
Table IV. Calibration Selection
CALMD
CALSLT1
CALSLT0
Calibration Type
00
0
A full internal calibration is initiated. First the internal DAC is calibrated, then the
internal gain error and finally the internal offset error are removed. This is the default setting.
0
1
First the internal gain error is removed, then the internal offset error is removed.
0
1
0
The internal offset error only is calibrated out.
0
1
The internal gain error only is calibrated out.
10
0
A full system calibration is initiated. First the internal DAC is calibrated, followed by the
system gain error calibration, and finally the system offset error calibration.
1
0
1
First the system gain error is calibrated out, followed by the system offset error.
1
0
The system offset error only is removed.
1
The system gain error only is removed.
Table IIIa. Channel Selection for AD7859/AD7859L
Differential Sampling (SGL/DIFF = 0)
AMODE
CHSLT
AIN(+)*AIN(–)*
Bipolar or
2
1
0
Unipolar
0
AIN1
AIN2
Unipolar
0
1
AIN3
AIN4
Unipolar
0
1
0
AIN5
AIN6
Unipolar
0
1
AIN7
AIN8
Unipolar
0
1
x
Not Used
1
0
AIN1
AIN2
Bipolar
1
0
1
AIN3
AIN4
Bipolar
1
0
1
0
AIN5
AIN6
Bipolar
1
0
1
AIN7
AIN8
Bipolar
1
x
Not Used
*AIN(+) refers to the positive input seen by the AD7859/AD7859L sample-and-
hold circuitry.
AIN(–) refers to the negative input seen by the AD7859/AD7859L sample-and-
hold circuitry.
Table IIIb. Channel Selection for AD7859/AD7859L
Single-Ended Sampling (SGL/DIFF = 1)
AMODE
CHSLT
AIN(+)*AIN(–)*
Bipolar or
2
1
0
Unipolar
0
AIN1
AGND
Unipolar
0
1
AIN3
AGND
Unipolar
0
1
0
AIN5
AGND
Unipolar
0
1
AIN7
AGND
Unipolar
0
1
0
AIN2
AGND
Unipolar
0
1
0
1
AIN4
AGND
Unipolar
0
1
0
AIN6
AGND
Unipolar
0
1
AIN8
AGND
Unipolar
1
0
AIN1
AIN8
Unipolar
1
0
1
AIN3
AIN8
Unipolar
1
0
1
0
AIN5
AIN8
Unipolar
1
0
1
AIN7
AIN8
Unipolar
1
0
AIN2
AIN8
Unipolar
1
0
1
AIN4
AIN8
Unipolar
1
0
AIN6
AIN8
Unipolar
1
AIN8
Unipolar
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相关代理商/技术参数
参数描述
AD7859L 制造商:AD 制造商全称:Analog Devices 功能描述:3 V to 5 V Single Supply, 200 kSPS 8-Channel, 12-Bit Sampling ADCs
AD7859LAS 制造商:Analog Devices 功能描述:ADC Single SAR 100ksps 12-bit Parallel 44-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:12-BIT 8 CH.PARALLEL 100 KSPS I.C. - Bulk 制造商:Analog Devices 功能描述:IC 12-BIT ADC
AD7859LAS3 制造商:AD 制造商全称:Analog Devices 功能描述:3 V to 5 V Single Supply, 200 kSPS8-Channel, 12-Bit Sampling ADCs
AD7859LAS-REEL 制造商:Analog Devices 功能描述:ADC Single SAR 100ksps 12-bit Parallel 44-Pin MQFP T/R