SP7800A Datasheet (Sipex) - 12-Bit 3ms Sampling A/D Converter

SP7800A, 12-Bit 3ms Sampling A/D Converter

The SP7800A is a complete 12-bit sampling A/D converter using state *of *the *art CMOS structures.

It contains a complete 12 *bit successive approximation A/D converter with internal sample/hold, reference, clock, digital interface for microprocessor control, and three

® SP7800A 12-Bit 3µs Sampling A/D Converter s s s s s s s s 333k Samples Per Second Standard ±10V and ±5V Input No Missing Codes Over Temperature AC Performance Over Temperature 71.5dB Signal to Noise Ratio at Nyquist 85dB Spurious free Dynamic Range at 49KHz 81dB Total Harmonic Distortion at 49KHz Internal Sample/Hold, Reference, Clock, and 3-State Outputs Power Dissipation: 90mW 24 Pin Narrow DIP and 24 Lead SOIC Enhanced Single (+5V) Supply

SP7800A Features

* The SP7800A is specified at a 333kHz sampling rate. Conversion time is factory set for 2.70µs max over temperature, and the high-speed sampling input stage insures a total acquisition and conversion time of 3µs max over temperature. Precision, laser

* trimmed scal- SP7800ADS/02 SP7800A 12-Bi