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低功耗的8/16通道24位的高度集成的ADC ad7173-8数据表

消耗积分:0 | 格式:rar | 大小:1.19 MB | 2017-09-27

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  Low power, 8-/16-channel, highly integrated multiplexed analog-to-digital converter (ADC) Integration Precision analog input buffers and reference input buffers 2.5 V precision reference (3.5 ppm/°C) Cross point multiplexer (enable system diagnostic) 8 full differential or 16 single-ended channels Clock oscillator GPIO and GPO pins with automatic external mux control Fast and flexible output rate: 1.25 SPS to 31.25 kSPS Channel scan data rate: 6.21 kSPS/channel (161 µs settling) Performance specifications 17.5 noise free bits at 31.25 kSPS 24 noise free bits at 1.25 SPS INL: ±3 ppm/FSR 85 dB rejection of 50 Hz and 60 Hz with 50 ms settling Operates with either 3.3 V or 5 V supply Single supply 3.3 V or 5 V AVDD1, 2 V to 5 V AVDD2, and 2 V to 5 V IOVDD Optional split supply AVDD1 and AVSS ± 2.5 V or AVDD1 and AVSS ± 1.65 V Current: 1.4 mA 3-/4-wire serial digital interface (Schmitt trigger on SCLK) CRC error checking SPI, QSPI, MICROWIRE, and DSP compatible Package: 40-lead 6 mm × 6 mm LFCSP Temperature range: −40°C to +105°C
低功耗的8/16通道24位的高度集成的ADC ad7173-8数据表

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