AD574ASD

完整的12位A / D转换器 Complete 12-Bit A/D Converter

PRODUCT DESCRIPTION

The AD574A is a complete 12-bit successive-approximation analog-to-digital converter with 3-state output buffer circuitry for direct interface to an 8- or 16-bit microprocessor bus. A high precision voltage reference and clock are included on-chip, and the circuit guarantees full-rated performance without external circuitry or clock signals.

FEATURES

Complete 12-Bit A/D Converter with Reference and Clock

8- and 16-Bit Microprocessor Bus Interface

Guaranteed Linearity Over Temperature

  0o8C to +70oC – AD574AJ, K, L

  –55oC to +125oC – AD574AS, T, U

No Missing Codes Over Temperature

35 ms Maximum Conversion Time

Buried Zener Reference for Long-Term Stability and Low Gain T.C. 10 ppm/8C max AD574AL 12.5 ppm/8C max AD574AU

Ceramic DIP, Plastic DIP or PLCC Package

Available in Higher Speed, Pinout-Compatible Versions15 ms AD674B, 80 ms AD774B; 10 ms with SHA AD1674

Available in Versions Compliant with MIL-STD-883 and JAN QPL