EVAL-AD7173-8SDZ開(kāi)發(fā)板套件編程器的評(píng)估板-模數(shù)轉(zhuǎn)換器（ADC）規(guī)格書(shū)PDF中文資料

EVAL-AD7173-8SDZ屬于開(kāi)發(fā)板套件編程器的評(píng)估板-模數(shù)轉(zhuǎn)換器（ADC）。由亞德諾半導(dǎo)體技術(shù)有限公司制造生產(chǎn)的EVAL-AD7173-8SDZ評(píng)估板 - 模數(shù)轉(zhuǎn)換器（ADC）模數(shù)轉(zhuǎn)換器 (ADC) 評(píng)估板是預(yù)裝有元器件的電路板，用于提供特定 ADC 或器件工作實(shí)例。特定板上的 A/D 轉(zhuǎn)換器數(shù)量從 3 到 32 不等，每秒采樣率從 2.5 kHz 到 26 GHz 不等，輸入電壓范圍從 0 到 8 Vp-p。

GENERAL DESCRIPTION

Fast settling, highly accurate, low power, 8-/16-channel, multiplexed ADC for low bandwidth input signals with integrated input buffers.

Integrated precision, 2.5 V, low drift (3.5 ppm/°C), band gap reference and integrated oscillator.

FEATURES

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 or5 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

APPLICATIONS

Process control: PLC/DCS modules

Voltage, current, temperature, and pressure measurement Flow meters

Medical and scientific multichannel instrumentation

Seismic instrumentation

Chemical analysis instrumentation: chromatography