General Description
The MAX1242/MAX1243 are low-power, 10-bit analog-to-digital converters (ADCs) available in 8-pin packages. They operate with a single +2.7V to +5.25V supply and feature a 7.5µs successive-approximation ADC, a fast track/hold (1.5µs), an on-chip clock, and a high-speed, 3-wire serial interface.

Features
♦ +2.7V to +5.25V Single-Supply Operation
♦ 10-Bit Resolution
♦ Internal 2.5V Reference (MAX1242)
♦ Small Footprint: 8-Pin DIP and SO Packages
♦ Low Power: 3.7mW (73ksps, MAX1242)
                       3mW (73ksps, MAX1243)
                       66µW (1ksps, MAX1243)
                       5µW (Power-Down Mode)
♦ Internal Track/Hold
♦ SPI/QSPI™/MICROWIRE® 3-Wire Serial Interface
♦ Pin-Compatible 12-Bit Upgrades: MAX1240/MAX1241

Applications
    Portable Data Logging
    Process Control Monitoring
    Test Equipment
    Temperature Measurement
    Isolated Data Acquisition