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| 型号： | AD7877ACBZ-REEL |
| 厂商： | Analog Devices Inc |
| 文件页数： | 30/45页 |
| 文件大小： | 0K |
| 描述： | IC CTRLR TOUCH SCREEN 25-WLCSP |
| 标准包装： | 10,000 |
| 类型： | 电阻 |
| 触摸面板接口： | 4 线 |
| 输入数/键： | 1 TSC |
| 分辨率（位）： | 12 b |
| 评估套件： | 可供 |
| 数据接口： | 串行，SPI? |
| 数据速率/采样率 (SPS，BPS)： | 125k |
| 电压基准： | 外部，内部 |
| 电源电压： | 2.7 V ~ 5.25 V |
| 电流 - 电源： | 1µA |
| 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： | 带卷 (TR) |
| 配用： | EVAL-AD7877EBZ-ND - BOARD EVALUATION FOR AD7877 |
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Data Sheet
AD7877
Rev. D | Page 35 of 44
DETAILED REGISTER DESCRIPTIONS
Register Name: Control Register 1
Write Address: 0001
Read Address:
00001
Default Value:
0x000
Type:
Read/write
Table 16.
Bit
Name
Read/Write
Description
0
MODE0
R/W
LSB of ADC mode code
1
MODE1
R/W
MSB of ADC mode code
00 = no conversion
01 = single conversion
10 = conversion sequence (slave mode)
11 = conversion sequence (master mode)
2
RD0
R/W
LSB of register read address; to read a register, its address must first be written to Control Register 1
3
RD1
R/W
Bit 1 of register read address; to read a register, its address must first be written to Control Register 1
4
RD2
R/W
Bit 2 of register read address; to read a register, its address must first be written to Control Register 1
5
RD3
R/W
Bit 3 of register read address; to read a register, its address must first be written to Control Register 1
6
RD4
R/W
MSB of register read address; to read a register, its address must first be written to Control Register 1
7
CHADD0
R/W
LSB of ADC channel address
8
CHADD1
R/W
Bit 1 of ADC channel address
9
CHADD2
R/W
Bit 2 of ADC channel address
10
CHADD3
R/W
MSB of ADC channel address
0000 = X+ input (Y position)
0001 = Y+ input (X position)
0010 = Y (Z2) input (used for touch-pressure calculation)
0011 = Auxiliary Input 1 (AUX1)
0100 = Auxiliary Input 2 (AUX2)
0101 = Auxiliary Input 3 (AUX3)
0110 = Battery Monitor Input 1 (BAT1)
0111 = Battery Monitor Input 2 (BAT2)
1000 = Temperature Measurement 1 (used for single conversion)
1001 = Temperature Measurement 2 (used for differential measurement method)
1010 = X+ (Z1) input (used for touch-pressure calculation)
11
SER/DFR
R/W
Selects normal (single-ended) or ratiometric (differential) conversion
0 = ratiometric (differential)
1 = normal (single-ended)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| AD7877ACBZ-REEL7 | 功能描述:IC CTRLR TOUCH SCREEN 25-WLCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 触摸屏控制器 系列:- 标准包装:96 系列:- 类型:- 触摸面板接口:- 输入数/键:- 分辨率（位）:- 评估套件:* 数据接口:- 数据速率/采样率 (SPS，BPS):- 电压基准:- 电源电压:- 电流 - 电源:- 工作温度:- 安装类型:表面贴装 封装/外壳:16-TSSOP（0.173"，4.40mm 宽） 供应商设备封装:16-TSSOP 包装:带卷 (TR) |
| AD7877ACP | 制造商:Analog Devices 功能描述:TOUCH SCREEN CNTRLR 32LFCSP - Bulk |
| AD7877ACP-500RL7 | 制造商:Analog Devices 功能描述:TOUCH SCREEN CONTROLLER |
| AD7877ACP-REEL | 制造商:AD 制造商全称:Analog Devices 功能描述:Touch Screen Controller |
| AD7877ACP-REEL7 | 制造商:Analog Devices 功能描述:TOUCH SCREEN CONTROLLER |
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