ADR421 Description
Data Sheet Ultraprecision, Low Noise, 2.048 V/2.500 V/ 3.00 V/5.00 V XFET® Voltage References ADR420/ADR421/ADR423/ADR425 .ADR421 Features
* Low noise (0.1 Hz to 10 Hz) ADR420: 1.75 μV p-p ADR421: 1.75 μV p-p ADR423: 2.0 μV p-p ADR425: 3.4 μV p-p Low temperature coefficient: 3 ppm/°C Long-term stability: 50 ppm/1000 hours Load regulation: 70 ppm/mA Line regulation: 35 ppm/V Low hysteresis: 40 ppm typical Wide operating range ADR420: 4 VADR421 Applications
* Precision data acquisition systems High resolution converters Battery-powered instrumentation Portable medical instruments Industrial process control systems Precision instruments Optical network control circuits ADR42x PRODUCTS Table 1. Model ADR420 ADR421 ADR423 ADR425 Output Voltage, VOUT (V)
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