参数资料
型号: AD7152BRMZ-REEL
厂商: Analog Devices Inc
文件页数: 8/24页
文件大小: 0K
描述: IC CDC 12BIT 2/4CH 10MSOP
标准包装: 3,000
类型: 电容数字转换器
分辨率(位): 12 b
数据接口: 串行
电压电源: 单电源
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
配用: EVAL-AD7152EBZ-ND - BOARD EVAL AD7152
AD7152/AD7153
Rev. 0 | Page 16 of 24
CAP SETUP REGISTERS
Address 0x0B for Channel 1
Address 0x0E Channel 2 (AD7152
Only)
Default Value 0x00
Table 10. CAP Setup Register Bit Map
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mnemonic
Range 1
Range 0
CAPDIFF
Unused
Default
0
Table 11. CAP Setup Register Bit Descriptions
Bit
Mnemonic
Description
7
Range 1
Capacitive input range and mode setup
6
Range 0
Range 1
Range 0
Capacitive Input Range
5
CAPDIFF
CAPDIFF = 1 (Differential Mode)
CAPDIFF = 0 (Single-Ended Mode)
0
±1 pF
2 pF
0
1
±0.25 pF
0.5 pF
1
0
±0.5 pF
0.25 pF
1
±2 pF
4 pF
4 to 0
N/A
These bits must be 0 for proper operation
CONFIGURATION REGISTER
Address Pointer 0x0F
Default Value 0x00
Table 12. Configuration Register Bit Map
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mnemonic
Unused
Ch1en
Ch2en
MD2
MD1
MD0
Default
0
Table 13. Configuration Register Bit Descriptions
Bit
Mnemonic
Description
7 to 5
N/A
These bits must be 0 for proper operation
4
Ch1en
Ch2en = 1 enables Channel 1 for single conversion, continuous conversion, or calibration
3
Ch2en
Ch2en = 1 enables Channel 2 for single conversion, continuous conversion, or calibration
2
MD2
Converter mode of operation setup
1
MD1
MD2
MD1
MD0
Mode
0
MD0
0
Idle
0
1
Continuous conversion
0
1
0
Single conversion
0
1
Power-down
1
0
N/A
1
0
1
Capacitance system offset calibration
1
0
Capacitance system gain calibration
1
N/A
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