General Description

The AS1524/AS1525 are low-power, 12-bit analog-to-digital converters (ADCs) designed to operate with a single +2.7V to +5.25V supply. Excellent dynamic performance, low power consumption, and simplicity make these devices perfect for portable battery-powered data acquisition applications.

2 Key Features

Single-Supply Operation: +2.7V to +5.25V

Automatic Shutdown Between Conversions

Low Power Consumption

  - 350µA @ 150ksps

  - 245µA @ 100ksps

  -24µA @ 10ksps

  - 2.5µA @ 1ksps

  - 200nA in Automatic Shutdown Mode

True-Differential Track/Hold, 150kHz Sampling Rate Software-Configurable Unipolar/Bipolar Conversion(AS1524)

Input Common Mode Range from GND to VDD

3-Wire SPI-/QSPI-/MICROWIRE-Compatible Serial Interface

Internal Conversion Clock

8-pin TDFN (3x3mm) Package

Applications

The devices are ideal for remote sensors, data-acquisition, data logging devices, lab instruments, or for any other space-limited A/D devices with low power consumption and single-supply requirements.