AD7124-8BCPZ-RL

Product Overview

Category

AD7124-8BCPZ-RL belongs to the category of integrated analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data in various applications.

Characteristics

• High-resolution: The AD7124-8BCPZ-RL offers a resolution of up to 24 bits, ensuring accurate conversion of analog signals.
• Low noise: It features low noise performance, allowing for precise measurements even in noisy environments.
• Low power consumption: The ADC operates at low power levels, making it suitable for battery-powered devices.
• Flexible input configuration: The AD7124-8BCPZ-RL supports various input configurations, including differential and single-ended modes.
• On-chip calibration: It incorporates an on-chip calibration system that compensates for offset, gain, and linearity errors.

Package and Quantity

The AD7124-8BCPZ-RL comes in a small form factor package, known as LFCSP, with a pin count of 32. It is available in reel packaging, with a quantity of 2500 units per reel.

Specifications

• Resolution: Up to 24 bits
• Input voltage range: ±VREF
• Sampling rate: Up to 125 kSPS (samples per second)
• Power supply: 2.7 V to 5.25 V
• Operating temperature range: -40°C to +105°C
• Interface: SPI (Serial Peripheral Interface)

Pin Configuration

The AD7124-8BCPZ-RL has a total of 32 pins, which are assigned specific functions. Here is the detailed pin configuration:

1. AVDD: Analog power supply
2. DVDD: Digital power supply
3. AGND: Analog ground
4. DGND: Digital ground
5. REFOUT: Reference voltage output
6. REFIN1(+)/AIN1(-): Positive input for differential mode or single-ended input
7. REFIN1(-)/AIN1(+): Negative input for differential mode or single-ended input
8. REFIN2(+)/AIN2(-): Positive input for differential mode or single-ended input
9. REFIN2(-)/AIN2(+): Negative input for differential mode or single-ended input
10. VBIAS: Bias voltage generator
11. VREF: Reference voltage input
12. AIN3(+): Positive input for single-ended mode
13. AIN3(-): Negative input for single-ended mode
14. AIN4(+): Positive input for single-ended mode
15. AIN4(-): Negative input for single-ended mode
16. AIN5(+): Positive input for single-ended mode
17. AIN5(-): Negative input for single-ended mode
18. AIN6(+): Positive input for single-ended mode
19. AIN6(-): Negative input for single-ended mode
20. AIN7(+): Positive input for single-ended mode
21. AIN7(-): Negative input for single-ended mode
22. AIN8(+): Positive input for single-ended mode
23. AIN8(-): Negative input for single-ended mode
24. SCLK: Serial clock input
25. DIN: Data input
26. DOUT/RDY: Data output or ready signal
27. CS: Chip select input
28. MISO: Master In Slave Out (SPI interface)
29. MOSI: Master Out Slave In (SPI interface)
30. SDO: Serial data output
31. GPIO1: General-purpose input/output 1
32. GPIO2: General-purpose input/output 2

Functional Features

The AD7124-8BCPZ-RL offers several functional features that enhance its performance and usability:

1. Programmable gain amplifier (PGA): The PGA allows for amplification of weak input signals, improving the overall sensitivity of the ADC.
2. Digital filters: It incorporates digital filters to reduce noise and improve signal-to-noise ratio.
3. On-chip temperature sensor: The built-in temperature sensor provides accurate temperature measurements, enabling compensation for temperature variations.
4. Power-down modes: The ADC supports various power-down modes to conserve energy when not in use.
5. Internal reference voltage: It includes an internal reference voltage source, eliminating the need for an external reference.

Advantages and Disadvantages

Advantages

• High resolution ensures precise conversion of analog signals.
• Low noise performance enables accurate measurements in noisy environments.
• Flexible input configuration allows for versatile applications.
• On-chip calibration system compensates for errors, ensuring accuracy.
• Low power consumption makes it suitable for battery-powered devices.

Disadvantages

• Limited sampling rate compared to some other ADCs on the market.
• Requires