Analog Devices Inc. AD574ASD

Description
The AD574A is a complete 12-bit analog-to-digital converter (ADC) with an integrated voltage reference and clock. It features a 3-state output buffer for direct interface with 8- or 16-bit microprocessors. The device guarantees full performance without external circuitry or clock signals.

Features
Complete 12-bit ADC with reference and clock
8- and 16-bit microprocessor bus interface
Guaranteed linearity over temperature:
0°C to 70°C (AD574AJ, K, L)
-55°C to 125°C (AD574AS, T, U)
No missing codes over temperature
35 μs maximum conversion time
Buried Zener reference for long-term stability and low gain temperature coefficient (T.C.):
10 ppm/°C max (AD574AL)
12.5 ppm/°C max (AD574AU)
Ceramic DIP, plastic DIP, or PLCC package
Available in higher speed, pinout-compatible versions:
15 μs (AD674B)
80 μs (AD774B)
10 μs (AD1674 with on-chip sample-hold amplifier)
Available in versions compliant with MIL-STD-883 and JAN QPL SV

Applications
Data acquisition systems
Process control
Instrumentation
Medical electronics
Industrial automation