CMOS 20 Microsecond, 12-Bit, Sampling A/D Converter with Internal Track and Hold

The HI5812 is a fast, low power, 12-bit, successive approximation analog-to-digital converter. It can operate from a single 3V to 6V supply and typically draws just 1.9mA when operating at 5V. The HI5812 features a built-in track and hold. The conversion time is as low as 20s with a 5V supply.

Features

• Conversion Time . . . . . . . . . . . . . . . . . . . . . . . . . . . 20μs

• Throughput Rate . . . . . . . . . . . . . . . . . . . . . . . . 50 kSPS

• Built-In Track and Hold

• Guaranteed No Missing Codes Over Temperature

• Single Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . .+5V

• Maximum Power Consumption . . . . . . . . . . . . . . . 25mW

• Internal or External Clock

• Pb-Free Available (RoHS Compliant)

Applications

• Remote Low Power Data Acquisition Systems

• Digital Audio

• DSP Modems

• General Purpose DSP Front End

• μP Controlled Measurement System

• Professional Audio Positioner/Fader

HI5812JIP属于集成电路（IC） > 模数转换器（ADC）。瑞萨科技有限公司制造生产的HI5812JIP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。