參數(shù)資料
型號(hào): AD7877ACPZ-REEL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 37/45頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT TOUCHSCREEN 32LFCSP
標(biāo)準(zhǔn)包裝: 5,000
類(lèi)型: 電阻
觸摸面板接口: 4 線
輸入數(shù)/鍵: 1 TSC
分辨率(位): 12 b
評(píng)估套件: 可供
數(shù)據(jù)接口: 串行,SPI?
數(shù)據(jù)速率/采樣率 (SPS,BPS): 125k
電壓基準(zhǔn): 外部,內(nèi)部
電源電壓: 2.7 V ~ 5.25 V
電流 - 電源: 1µA
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤(pán),CSP
供應(yīng)商設(shè)備封裝: 32-LFCSP-VQ
包裝: 帶卷 (TR)
配用: EVAL-AD7877EBZ-ND - BOARD EVALUATION FOR AD7877
Data Sheet
AD7877
Rev. D | Page 41 of 44
Register Name: AUX2
Write Address: N/A
Read Address:
10100
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of the measurement at
Auxiliary Input 2.
Register Name: AUX3
Write Address: N/A
Read Address:
10101
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of the measurement at
Auxiliary Input 3.
Register Name: BAT1
Write Address: N/A
Read Address:
10110
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of the measurement at
Battery Monitor Input 1.
Register Name: BAT2
Write Address: N/A
Read Address:
10111
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of the measurement at
Battery Monitor Input 2.
Register Name: TEMP1
Write Address: N/A
Read Address:
11000
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of a temperature
measurement using single-ended conversion.
Register Name: TEMP2
Write Address: N/A
Read Address:
11001
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of a temperature
measurement using a differential conversion.
Register Name: Z1
Write Address: N/A
Read Address:
11010
Default Value:
0x000
Type:
Read only
This register contains the 12-bit result of a measurement at the
X+ input with excitation voltage applied to Y+ and X (used for
touch-pressure calculation).
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