(China (Mainland))
Product Summary
The AD574AUD 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.
Parametrics
AD574AUD absolute maximum ratings: (1)VCC to Digital Common: 0 V to +16.5 V; (2)VEE to Digital Common: 0 V to –16.5 V; (3)VLOGIC to Digital Common: 0 V to +7 V; (4)Analog Common to Digital Common: ±1 V; (5)Control Inputs (CE, CS, AO 12/8, R/C) to Digital Common: –0.5 V to VLOGIC + 0.5 V; (6)Analog Inputs (REF IN, BIP OFF, 10 VIN) to Analog Common: VEE to VCC; (7)20 VIN to Analog Common: ±24 V; (8)REF OUT: Indefinite Short to Common Momentary Short to VCC; (9)Chip Temperature: 175℃; (10)Power Dissipation: 825 mW; (11)Lead Temperature (Soldering, 10 sec): +300℃; (12)Storage Temperature: (Ceramic) –65 to +150℃; (Plastic) –25 to +100℃.
Features
AD574AUD features: (1)Complete 12-Bit A/D Converter with Reference and Clock; (2)8- and 16-Bit Microprocessor Bus Interface; (3)Guaranteed Linearity Over Temperature: –55℃ to +125℃; (4)No Missing Codes Over Temperature; (5)35 μs Maximum Conversion Time; (6)Buried Zener Reference for Long-Term Stability and Low Gain T.C.; (7)Ceramic DIP, Plastic DIP or PLCC Package; (8)Available in Higher Speed, Pinout-Compatible Versions (15 μs AD674B, 80 ms AD774B; 10 ms (with SHA) AD1674); (9)Available in Versions Compliant with MIL-STD-883 and JAN QPL.
Diagrams
<IMG border=0 alt="AD574AUD block diagram" src="http://www.seekic.com/uploadfile/ic-mfg/201271442147546.jpg">
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