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 ChannelsSample Rate
(max)
(SPS)
Throughput Rate per Channel
(SPS)
Resolution
(bits)
Cin Base Offset Range
(typ)
(F)
Cin RangesInterfaceIs
(typ)
(A)
AutomotiveUS Price 1000 to 4999
($ US)
1AD7889 Touch Screen Controller 3 105k- 12-- I²C, Serial 650µ No-
2AD7147A Capacitance to Digital 13 111 111 16 20p ±8 I²C, SPI 0.9m No-
3AD7879 Touch Screen Controller 2 105k- 12-- I²C, Serial 650µ Yes $1.74 (AD7879-1WACPZ-RL)
4AD7156 Capacitance to Digital 2 100 100 12 10p 0.5, 1, 2, 4 I²C 65µ No $1.29 (AD7156BCPZ-REEL)
5AD7153 Capacitance to Digital 1 200 200 12 10p ±0.25, ±0.5, ±1, ±2, 0.5, 1, 2, 4 I²C 100µ No-
6AD7152 Capacitance to Digital 2 200 200 12 10p ±0.25, ±0.5, ±1, ±2, 0.5, 1, 2, 4 I²C 100µ No-
7AD7151 Capacitance to Digital 1- 100 12 10p 0.5, 1, 2, 4 I²C 70µ No $1.41 (AD7151BRMZ)
8AD7150 Capacitance to Digital 2- 200 12 10p 0.5, 1, 2, 4 I²C 100µ No $1.41 (AD7150BRMZ-REEL)
9AD7147 Capacitance to Digital 13- 111 16 20p ±8 I²C, SPI 0.9m Yes $1.32 (AD7147ACPZ-1REEL)
10AD7747 Capacitance to Digital 1- 45.5 24 17p ±8.192 I²C 0.7m No $4.80 (AD7747ARUZ)
11AD7143 Capacitance to Digital 8- 40 16 20p ±2 I²C 0.9m No-
12AD7142 Capacitance to Digital 14 250k 27.8 16 20p ±2 I²C, SPI 0.9m No $1.41 (AD7142ACPZ-REEL)
13AD7746Reference Circuit Available Capacitance to Digital 2- 90 24 17p ±4.096 I²C 0.7m No $6.29 (AD7746ARUZ-REEL7)
14AD7745Reference Circuit Available Capacitance to Digital 1- 90 24 17p ±4.096 I²C 0.7m No $4.80 (AD7745ARUZ-REEL)
15AD7877 Touch Screen Controller 5 125k- 12-- Serial 880µ Yes $2.21 (AD7877ACBZ-REEL7)
16AD7873 Touch Screen Controller 6 125k- 12-- Serial 670µ No $2.01 (AD7873ARQZ-REEL7)
17AD7843 Touch Screen Controller 4 125k- 12-- Serial 240µ No $1.19 (AD7843ARQZ)