GENERAL DESCRIPTION
Excellent dynamic performance, low power consumption, and simplicity make these devices perfect for portable battery-powered dataacquisition applications. Table 1. Standard Products Model AS1528 AS1529 Input Type 1-Channel, Pseudo / True-Differential 2-Channel, SingleEnded Input Voltage 0 to VREF / -VREF/2 to VREF/2 0 to VREF 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 (AS1528) Input Common Mode Range from GND to VDD 3-Wire SPI-/QSPI-/MICROWIRE-Compatible Serial Interface Internal Conversion Clock 8-pin TDFN (3x3mm) Package The devices feature a successive-approximation register (SAR), automatic shutdown, fast wakeup (1.4µs), and low-power consumption at the maximum sampling rate of 150ksps.
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