AD7478ART-500RL7

1 MSPS ， 12位/ 10位/ 8位ADC，采用6引脚SOT -23 1 MSPS, 12-/10-/8-Bit ADCs in 6-Lead SOT-23

GENERAL DESCRIPTION

The AD7476/AD7477/AD7478 are, respectively, 12-bit, 10-bit, and 8-bit, high speed, low power, successive-approximation ADCs. The parts operate from a single 2.35 V to 5.25 V power supply and feature throughput rates up to 1 MSPS. The parts contain a low noise, wide bandwidth track-and-hold amplifier that can handle input frequencies in excess of 6 MHz.

FEATURES

Fast Throughput Rate: 1 MSPS

Specified for VDD of 2.35 V to 5.25 V

Low Power:

  3.6 mW Typ at 1 MSPS with 3 V Supplies

  15 mW Typ at 1 MSPS with 5 V Supplies

Wide Input Bandwidth:

  70 dB SNR at 100 kHz Input Frequency

Flexible Power/Serial Clock Speed Management

No Pipeline Delays

High Speed Serial Interface

  SPI®/QSPI™/MICROWIRE™/DSP Compatible

Standby Mode: 1 A Max

6-Lead SOT-23 Package

APPLICATIONS

Battery-Powered Systems

  Personal Digital Assistants

  Medical Instruments

  Mobile Communications

Instrumentation and Control Systems

Data Acquisition Systems

High Speed Modems

Optical Sensors