Product Summary

The SDM862JH is a differental input 2-bit data acquisition system. The SDM862JH comprises of an input multiplexer, instrumentation amplifier with selectable gains, sample/hold amplifier and A/D converter with microprocessor inter face and three-state buffers. Applications of the SDM862JH include: industrail process monitoring, airborne systems monitoring, engine monitoring.

Parametrics

SDM862JH absolute maximum ratings: (1) +Vcc to ACOM: -0.5V to +16V; (2) -Vcc to ACOM: +0.5V to -16V; (3) +VDD to DCOM: -0.5V to +7.0V; (4) Analog Input Signal Range: +Vcc +20V to -Vcc -20V; (5) Analog Input Signal Range: -0.5V to +VDD; (6) ACOM to DCOM: ±1V.

Features

SDM862JH features: (1) complete 12-bit data acquisition system in miniature package; (2) input ranges selectable for unipolar or bipolar operation; (3) selectable gains of 1, 10, and 100; (4) full microprocessor compatible interface; (5) guaranteed no missing codes over temperature; (6) surface-mount or pin grid array package options; (7) high reliability screened versions available; (8) full specification over three temperature ranges; (9) every unit supplied with electrival test data.

Diagrams

SDM862JH Block Diagram