ADR4530BRZ: High-Precision 3V Voltage Reference IC by Analog Devices Inc. 2024-11-03 The ADR4530BRZ is a high-precision 3V voltage reference IC from Analog Devices Inc. featuring 0.02% accuracy, 2ppm/ C tempco, and 1.6 Vp-p noise. Ideal for data acquisition, medical devices, and industrial instrumentation.