电容型触摸控制器

Analog Devices CapTouch™ controllers based on proprietary Capacitance-to-Digital Converter (CDC) technology deliver highly accurate and robust measurement of capacitance sensors used to implement user interface functions such as buttons, scroll bars, and wheels in portable and other applications.

产品选型表

Capacitive to Digital Converters

Part# 中文数据手册Resolution (Bits)Throughput Rate# ChanPower DissInput Base CapacitanceC-D CinUS-Price-1000-to-4999
AD7147A  16111SPS123.6mW20pF8pF $1.25
AD7156  12100SPS2252µW10pF4pF $1.25
AD7152  12200SPS2432µW5pF2pF $1.97
AD7153  12200SPS1432µW5pF2pF $1.77
AD7148  164SPS83.3mW20pF8pF $1.21
AD7147  16111SPS123.6mW20pF8pF $1.28
AD7150Reference Circuit Available
 
12200SPS2430µW10pF4pF $1.37
AD7151  12100SPS1300µW10F4F $1.37
AD7143  1643.5SPS83.6mW20pF2pF $1.25
AD7747
 
2445.5SPS14.25mW17pF8pF $4.66
AD7142  1627.8SPS143.6mW20pF2pF $1.37
AD7745Reference Circuit Available  2490SPS14.25mW17pF4pF $4.66
AD7746Reference Circuit Available  2490SPS24.25mW17F4F $5.01
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电容型触摸控制器

Part# Resolution#ADC-InputsDelta CINThroughput RateSerial InterfaceInput Base Capacitance#Pins-Smallest-Pkg
AD714716128pF111SPSI2C, SPI20pF24
AD7147A16128pF111SPSI2C20pF25
AD71481688pF4SPSI2C20pF16
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