The pin- and software-compatible 16-bit MAX5138 and 12-bit MAX5139 precision DACs accept three-wire SPI-, QSPI-, Microwire-, and DSP-compatible serial interfaces. Suiting industrial-control and -automation applications, the devices include a power-down feature that reduces power consumption by 200 nA and an integrated voltage reference with a 100-ppm/°C temperature coefficient. Measuring 3×3 mm, the MAX5138 and MAX5139 cost $3.39 and $1.60 (1000), respectively.

Maxim Integrated Products, www.maxim-ic.com