AD7091R-4集成电路（IC）的模数转换器（ADC）规格书PDF中文资料

AD7091R-4属于集成电路（IC）的模数转换器（ADC）。由亚德诺半导体技术有限公司制造生产的AD7091R-4模数转换器（ADC）模数转换器（ADC、A/D 或 A 转 D）对模拟信号进行采样，例如由麦克风采集的声音或传感器的输出，然后将其转换为数字信号。一般来说，数字输出是二进制补码二进制数，与输入成比例。输入类型可能是差分、伪差分或单端输入。模数转换器可按照位数、采样率、输入数、接口、转换器数和架构（例如自适应增量、双斜率、折叠、流水线、SAR、三角积分、两步式）进行选择。

FEATURES

► Ultralow system power

► Flexible power/throughput rate management

► Normal mode

► 1.4 mW at 1 MSPS

► Power-down mode

► 550 nA typical at VDD = 5.25 V

► 435 nA typical at VDD = 3 V

► Programmable ALERT interrupt pin (4-/8-channel models)

► High performance

► 1 MSPS throughput with no latency/pipeline delay

► SNR: 70 dB typical at 10 kHz input frequency

► THD: −80 dB typical at 10 kHz input frequency

► INL: ±0.7 LSB typical, ±1.0 LSB maximum

► Small system footprint

► On-chip accurate 2.5 V reference, 5 ppm/°C typical drift

► MUXOUT/ADCIN to allow single buffer amplifier

► Daisy-chain mode

► 16-lead, 20-lead, and 24-lead 4 mm × 4 mm LFCSP packages

► 16-lead, 20-lead, and 24-lead TSSOP packages

► Easy to use

► SPI/QSPI™/MICROWIRE™/DSP compatible digital interface

► Integrated programmable channel sequencer

► BUSY indication available (4-/8-channel models)

► Built in features for control and monitoring applications

► GPOx pins available (4-/8-channel models)

► Wide operating range

► Temperature range: −40°C to +125°C

► Specified for VDD of 2.7 V to 5.25 V

APPLICATIONS

► Battery-powered systems

► Personal digital assistants

► Medical instruments

► Mobile communications

► Instrumentation and control systems

► Data acquisition systems

► Optical sensors

► Diagnostic/monitoring functions