ADR4520 Overview
Description
The ADR4520/ADR4525/ADR4530/ADR4533/ADR4540/ADR4550 devices are high precision, low power, low noise voltage references featuring ±0.02% B, C, and D grade maximum initial error, excellent temperature stability, and low output noise. This family of voltage references uses an innovative core topology to achieve high accuracy while offering industry-leading temperature stability and noise performance.
Key Features
- Maximum temperature coefficient (TCVOUT)
- 0.8 ppm/°C (D grade 0°C to 70°C)
- 1 ppm/°C (C grade 0°C to 70°C)
- 2 ppm/°C (B grade -40°C to +125°C)
- 4 ppm/°C (A grade -40°C to +125°C)
- Output noise (0.1 Hz to 10 Hz)
- 1 μV p-p at VOUT of 2.048 V typical
- Initial output voltage error
- B, C, D grade: ±0.02% (maximum)
- Input voltage range: 3 V to 15 V
