参数资料
型号: AD7147A-1ACBZ500R7
厂商: Analog Devices Inc
文件页数: 8/69页
文件大小: 0K
描述: IC CDC 13CH I2C W/RAM 25WLCSP
产品变化通告: 8mm Carrier Tape Changes 28/Feb/2012
标准包装: 1
系列: CapTouch™
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: I²C,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: 25-UFBGA,WLCSP
供应商设备封装: 25-WLCSP
包装: 标准包装
其它名称: AD7147A-1ACBZ500R7DKR
AD7147A
Rev. B | Page 15 of 68
A button sensor generally requires one sequencer stage; this is
shown in Figure 25 as B1. However, it is possible to configure
two button sensors to operate differentially for one conversion
stage. Only one button can be activated at a time; pressing both
buttons simultaneously results in neither button being activated.
The configuration with two button sensors operating differen-
tially requires one conversion stage and is shown in Figure 25,
with B2 and B3 representing the differentially configured button
sensors.
A wheel sensor requires eight stages, whereas a slider requires
two stages. The result from each stage is used by the host soft-
ware to determine the user’s position on the slider or wheel. The
algorithms that perform this process are available from Analog
Devices and are free of charge but require signing a software
license.
STAGE11
STAGE10
STAGE9
STAGE8
STAGE7
STAGE6
STAGE5
STAGE4
STAGE3
STAGE2
STAGE1
STAGE0
SW
IT
C
H
M
A
T
R
IX
Σ-Δ
16-BIT
ADC
CIN0
CIN1
CIN2
CIN3
CIN4
CIN5
CIN6
CIN7
CIN8
CIN9
CIN10
CIN11
CIN12
C
O
N
V
E
R
S
IO
N
S
E
Q
U
E
N
C
E
07
72
7-
02
4
Figure 24. CDC Conversion Stages
CDC
STAGE0
+
STAGE1
+
CDC
AD7147A
SEQUENCER
CDC
STAGE2
+
STAGE3
+
CDC
STAGE4
+
STAGE5
+
CDC
STAGE6
+
STAGE7
+
CDC
SCROLL
WHEEL
BUTTONS
STAGE8
CDC
+
STAGE9
CDC
+
AD7147A
SEQUENCER
B1
B2
B3
STAGE10
CDC
+
STAGE11
CDC
+
AD7147A
SEQUENCER
SLIDER
07
72
7-
02
5
Figure 25. Sequencer Setup for Sensors
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AD7147A-1ACBZ-RL 功能描述:IC CDC 13CH I2C W/RAM 25WLCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - ADCs/DAC - 专用型 系列:CapTouch™ 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:50 系列:- 类型:数据采集系统(DAS) 分辨率(位):16 b 采样率(每秒):21.94k 数据接口:MICROWIRE?,QSPI?,串行,SPI? 电压电源:模拟和数字 电源电压:1.8 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(6x6) 包装:托盘
AD7147AACBZ-500RL7 功能描述:IC CDC 13CH SPI W/RAM 25WLCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - ADCs/DAC - 专用型 系列:CapTouch™ 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:50 系列:- 类型:数据采集系统(DAS) 分辨率(位):16 b 采样率(每秒):21.94k 数据接口:MICROWIRE?,QSPI?,串行,SPI? 电压电源:模拟和数字 电源电压:1.8 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(6x6) 包装:托盘
AD7147AACBZ-RL 功能描述:IC CDC 13CH SPI W/RAM 25WLCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - ADCs/DAC - 专用型 系列:CapTouch™ 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:50 系列:- 类型:数据采集系统(DAS) 分辨率(位):16 b 采样率(每秒):21.94k 数据接口:MICROWIRE?,QSPI?,串行,SPI? 电压电源:模拟和数字 电源电压:1.8 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:40-WFQFN 裸露焊盘 供应商设备封装:40-TQFN-EP(6x6) 包装:托盘
AD7147ACPZ-1500RL7 功能描述:IC CAP-TO-DGTL CONV PROG 24LFCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - ADCs/DAC - 专用型 系列:CapTouch™ 产品培训模块:Data Converter Basics 标准包装:1 系列:- 类型:电机控制 分辨率(位):12 b 采样率(每秒):1M 数据接口:串行,并联 电压电源:单电源 电源电压:2.7 V ~ 3.6 V,4.5 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:100-TQFP 供应商设备封装:100-TQFP(14x14) 包装:剪切带 (CT) 其它名称:296-18373-1
AD7147ACPZ-1500RL7 制造商:Analog Devices 功能描述:IC CDC 16BIT 111SPS LFCSP-24