参数资料
型号: AD7142ACPZ-500RL7
厂商: Analog Devices Inc
文件页数: 34/73页
文件大小: 0K
描述: IC CAP-TO-DGTL CONV PROG 32LFCSP
标准包装: 1
类型: 电容数字转换器
分辨率(位): 16 b
采样率(每秒): 250k
数据接口: 串行
电压电源: 单电源
电源电压: 2.6 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘,CSP
供应商设备封装: 32-LFCSP-VQ(5x5)
包装: 标准包装
其它名称: AD7142ACPZ-500RL7DKR
AD7142
Rev. A | Page 3 of 72
REVISION HISTORY
1/07—Rev. 0 to Rev. A
Updated Format.................................................................. Universal
Changes to Data Sheet Title .............................................................1
Inserted Figure 5................................................................................8
Changes to Figure 18 ......................................................................12
Changes to Operating Modes Section ..........................................13
Changes to CIN Input Multiplexer Setup Section ......................14
Changes to Table 9 and Conversion Sequencer Section ............15
Changes to Noncontact Proximity Detection Section ...............18
Changes to Recalibration Section and Table 12 ..........................18
Deleted FIFO Control Section.......................................................19
Changes to Figure 31 and Table 13 ...............................................20
Changes to Figure 32 ......................................................................21
Changes to Capacitance Sensor Behavior with
Calibration Section .....................................................................22
Added Slow FIFO and
SLOW_FILTER_UPDATE_LVL Section ...................................23
Changes to Adaptive Threshold and Sensitivity Section ...........24
Inserted Figure 37 and Table 13 ....................................................25
Deleted Figure 42 ............................................................................29
Changes to CSHIELD Output Section ...............................................30
Changes to Figure 55 ......................................................................36
Changes to Power-up Sequence Section ......................................37
Changes to Figure 58 ......................................................................38
Changes to Table 21 ........................................................................42
Changes to Table 24 ........................................................................43
Changes to Table 25 ........................................................................44
Changes to Table 29 ........................................................................48
Changes to Table 31 ........................................................................49
6/06—Revision 0: Initial Version
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