參數(shù)資料
型號: AD7147AACBZ-500RL7
廠商: Analog Devices Inc
文件頁數(shù): 49/69頁
文件大?。?/td> 0K
描述: IC CDC 13CH SPI W/RAM 25WLCSP
產(chǎn)品變化通告: 8mm Carrier Tape Changes 28/Feb/2012
標(biāo)準(zhǔn)包裝: 1
系列: CapTouch™
類型: 電容數(shù)字轉(zhuǎn)換器
分辨率(位): 16 b
采樣率(每秒): 250k
數(shù)據(jù)接口: 串行,SPI?
電壓電源: 單電源
電源電壓: 2.6 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 25-UFBGA,WLCSP
供應(yīng)商設(shè)備封裝: 25-WLCSP
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: AD7147AACBZ-500RL7DKR
AD7147A
Rev. B | Page 52 of 68
Table 36. STAGEx_CONNECTION[12:7] Register Description (x = 0 to 11)
Data Bit
Default
Value1
Type
Name
Description
[1:0]
X
R/W
CIN7_CONNECTION_SETUP
CIN7 connection setup
00 = CIN7 not connected to CDC inputs
01 = CIN7 connected to CDC negative input
10 = CIN7 connected to CDC positive input
11 = CIN7 connected to BIAS (connect unused CINx inputs)
[3:2]
X
R/W
CIN8_CONNECTION_SETUP
CIN8 connection setup
00 = CIN8 not connected to CDC inputs
01 = CIN8 connected to CDC negative input
10 = CIN8 connected to CDC positive input
11 = CIN8 connected to BIAS (connect unused CINx inputs)
[5:4]
X
R/W
CIN9_CONNECTION_SETUP
CIN9 connection setup
00 = CIN9 not connected to CDC inputs
01 = CIN9 connected to CDC negative input
10 = CIN9 connected to CDC positive input
11 = CIN9 connected to BIAS (connect unused CINx inputs)
[7:6]
X
R/W
CIN10_CONNECTION_SETUP
CIN10 connection setup
00 = CIN10 not connected to CDC inputs
01 = CIN10 connected to CDC negative input
10 = CIN10 connected to CDC positive input
11 = CIN10 connected to BIAS (connect unused CINx inputs)
[9:8]
X
R/W
CIN11_CONNECTION_SETUP
CIN11 connection setup
00 = CIN11 not connected to CDC inputs
01 = CIN11 connected to CDC negative input
10 = CIN11 connected to CDC positive input
11 = CIN11 connected to BIAS (connect unused CINx inputs)
[11:10]
X
R/W
CIN12_CONNECTION_SETUP
CIN12 connection setup
00 = CIN12 not connected to CDC inputs
01 = CIN12 connected to CDC negative input
10 = CIN12 connected to CDC positive input
11 = CIN12 connected to BIAS (connect unused CINx inputs)
[13:12]
X
R/W
SE_CONNECTION_SETUP
Single-ended measurement connection setup
00 = Do not use
01 = Use when one CINx is connected to CDC positive
input, single-ended measurements only
10 = Use when one CINx is connected to CDC negative
input, single-ended measurements only
11 = Differential connection to CDC
[14]
X
R/W
NEG_AFE_OFFSET_DISABLE
Negative AFE offset enable control
0 = enable
1 = disable
[15]
X
R/W
POS_AFE_OFFSET_DISABLE
Positive AFE offset enable control
0 = enable
1 = disable
1 X = don’t care.
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