General Description

The AS1534 is a low-power, 8-channel, 200ksps, 12-bit analog-to-digital (A/D) converter specifically designed to operate with single-supply devices. Superior AC characteristics, very low power-consumption, and highly-reliable packaging make the AS1534 perfect for battery powered remote-sensor and data-acquisition devices.

Key Features

Sampling Rate: 200ksps

8- and 16-Bit Parallel Interface

Analog Input Types:

- 8-Channel Single-Ended

- 4-Channel Pseudo-Differential

- 4-Channel Fully-Differential

Software-Configurable Unipolar or Bipolar Inputs

Internal +2.5V Reference

External Reference: 1.2V to VDD

Low-Power Operation:

- 7.5mW (VDD= 3 V)

- 1.5mW (Using Automatic Power-Down after Conversion; VDD= 3 V, 10ksps)

Single-Supply Operation: +3 to +3.6V

44-pin PQFP Package

Applications

The device is ideal for remote sensors, data-acquisition and data-logging devices, pen-digitizers, process control, or any other space-limited A/D application with low power-consumption requirements.