Professional IC Distribution & Technical Solutions

AD7124-4BRUZ-RL7 Manufacturer: Analog Devices Inc. (ADI)

#### Key Specifications:

• Part Number: AD7124-4BRUZ-RL7
• Type: 4-Channel, Low Noise, Low Power, 24-Bit Sigma-Delta ADC
• Interface: SPI (Serial Peripheral Interface)
• Resolution: 24-bit
• Sampling Rate: Up to 19.2 kSPS (programmable)
• Input Channels: 4 fully differential or 8 pseudo-differential
• Reference Input: External or internal (2.5 V)
• Power Supply:
• Analog: 2.7 V to 3.6 V
• Digital: 1.65 V to 3.6 V
• Current Consumption:
• Full Power Mode: 900 μA
• Low Power Mode: 150 μA
• Operating Temperature Range: -40°C to +105°C
• Package: 24-Lead TSSOP

#### Descriptions:

The AD7124-4 is a low-power, low-noise, 24-bit sigma-delta ADC with integrated PGA (Programmable Gain Amplifier) and reference. It is designed for precision measurement applications, offering high accuracy and flexible configuration options. The device supports multiple power modes, allowing optimization for power-sensitive applications.

#### Features:

• Low Noise Performance:
• 50 nV RMS noise at 1.17 SPS (Gain = 128)
• 1.1 μV RMS noise at 19.2 kSPS (Gain = 1)
• Integrated PGA (Gain = 1 to 128)
• On-Chip Diagnostics:
• Open-circuit detection
• Over/under voltage monitoring
• CRC error checking
• Flexible Digital Filtering:
• Sinc3, Sinc4, Fast-Settling Sinc3, and FIR filters
• Internal Clock Oscillator (No External Clock Required)
• Self and System Calibration Capabilities
• SPI-Compatible Serial Interface

This ADC is suitable for industrial, medical, and instrumentation applications requiring high-resolution data conversion with low power consumption.