电容数字转换器和触摸屏控制器

Analog Devices 的电容数字转换器 (CDC) 和触摸屏控制器产品组合提供适用于汽车、工业、医疗和其他系统需求的解决方案,应用包括湿度感应、位置感应和接近感应。
我们的 CDC 产品在单芯片解决方案中提供了一个新标准,此产品组合中的产品提供高分辨率、高线性度和高精度,以及快速响应时间和高输入灵敏度。我们的触摸屏控制器采用同步串行接口和适用于驱动触摸屏的低导通电阻开关,吞吐速率大于 125 kSPS。

电容数字转换器和触摸屏控制器

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SortOrderPart#Device Primary Function# of ChannelsResolution
(bits)
Sample Rate
(max)
(SPS)
Data Output InterfaceCin Base Offset Range
(typ)
(F)
Cin RangesIs
(typ)
(A)
Price (1000+)
($ US)
1AD7889 Touch Screen Controller 3 12 105k Serial I2C, Serial SPI-- 650µ-
2AD7147A Capacitance to Digital 13 16 111 Serial I2C, Serial SPI 20p ±8 0.9m-
3AD7879 Touch Screen Controller 2 12 105k Serial I2C, Serial SPI-- 650µ $1.74 (AD7879-1ACPZ-500R7)
4AD7156 Capacitance to Digital 2 12 100 Serial I2C 10p 0.5, 1, 2, 4 65µ $1.29 (AD7156BCPZ-REEL)
5AD7152 Capacitance to Digital 2 12 200 Serial I2C 10p ±0.25, ±0.5, ±1, ±2, 0.5, 1, 2, 4 100µ-
6AD7151 Capacitance to Digital 1 12- Serial I2C 10p 0.5, 1, 2, 4 70µ $1.41 (AD7151BRMZ)
7AD7150 Capacitance to Digital 2 12- Serial I2C 10p 0.5, 1, 2, 4 100µ $1.41 (AD7150BRMZ)
8AD7147 Capacitance to Digital 13 16- Serial I2C, Serial SPI 20p ±8 0.9m $1.32 (AD7147ACPZ-1500RL7)
9AD7747 Capacitance to Digital 1 24- Serial I2C 17p ±8.192 0.7m $4.80 (AD7747ARUZ)
10AD7143 Capacitance to Digital 8 16- Serial I2C 20p ±2 0.9m-
11AD7142 Capacitance to Digital 14 16 250k Serial I2C, Serial SPI 20p ±2 0.9m $1.41 (AD7142ACPZ-1500RL7)
12AD7746 Capacitance to Digital 2 24- Serial I2C 17p ±4.096 0.7m $6.29 (AD7746ARUZ)
13AD7745Reference Circuit Available Capacitance to Digital 1 24- Serial I2C 17p ±4.096 0.7m $4.80 (AD7745ARUZ)
14AD7877 Touch Screen Controller 5 12 125k Serial-- 880µ $2.21 (AD7877ACPZ-500RL7)
15AD7873 Touch Screen Controller 6 12 125k SPORT-- 670µ $2.01 (AD7873ACPZ)
16AD7843 Touch Screen Controller 4 12 125k Serial-- 240µ $1.19 (AD7843ARQZ)