ADS5423IPGPR

Product Overview

Category: Integrated Circuit (IC)

Use: Analog-to-Digital Converter (ADC)

Characteristics: - High-speed, high-resolution ADC - Low power consumption - Small form factor - Wide input voltage range - Differential inputs - Serial interface for data transfer

Package: PGPR (PowerPAD™ TQFP)

Essence: The ADS5423IPGPR is a high-performance ADC designed for applications requiring fast and accurate analog-to-digital conversion.

Packaging/Quantity: The ADS5423IPGPR is available in a PowerPAD™ TQFP package. It is typically sold in reels of 250 units.

Specifications

• Resolution: 12 bits
• Sampling Rate: Up to 125 Mega Samples Per Second (MSPS)
• Input Voltage Range: ±2 V
• Power Supply Voltage: 3.3 V
• Power Consumption: 200 mW (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ADS5423IPGPR has a total of 48 pins. Below is the detailed pin configuration:

1. REF-
2. REF+
3. AGND
4. AVDD
5. DVDD
6. CLKIN
7. CLKOUT
8. PDWN
9. RESET
10. CS
11. SCLK
12. SDATA
13. D0
14. D1
15. D2
16. D3
17. D4
18. D5
19. D6
20. D7
21. D8
22. D9
23. D10
24. D11
25. D12
26. D13
27. D14
28. D15
29. D16
30. D17
31. D18
32. D19
33. D20
34. D21
35. D22
36. D23
37. D24
38. D25
39. D26
40. D27
41. D28
42. D29
43. D30
44. D31
45. VREFP
46. VREFN
47. AGND
48. AVDD

Functional Features

• High-speed conversion with low latency
• Excellent linearity and accuracy
• Differential input architecture for improved noise rejection
• Serial interface for easy integration with microcontrollers and digital signal processors
• Power-down mode for reduced power consumption during idle periods
• Reset function for initialization and calibration purposes

Advantages and Disadvantages

Advantages: - High-speed and high-resolution conversion - Low power consumption - Small form factor for space-constrained applications - Wide input voltage range for versatile use cases - Differential inputs for improved noise immunity - Easy integration with microcontrollers and digital signal processors

Disadvantages: - Limited resolution compared to higher-end ADCs - Higher cost compared to lower-performance alternatives - Requires external components for proper operation (e.g., reference voltage)

Working Principles

The ADS5423IPGPR operates on the principle of analog-to-digital conversion. It takes an analog input voltage and converts it into a digital representation using a combination of sampling and quantization techniques. The differential input architecture helps in rejecting common-mode noise, ensuring accurate conversion even in noisy environments. The ADC communicates with external devices through a serial interface, allowing for easy integration with various systems.

Detailed Application Field Plans

The ADS5423IPGPR is suitable for a wide range of applications that require high-speed and high-resolution analog-to-digital conversion. Some potential application fields include:

1. Communications: The ADC can be used in wireless communication systems, such as base stations and software-defined radios, for signal processing and modulation/demodulation tasks.
2. Test and Measurement: It is well-suited for high-speed data acquisition systems, oscilloscopes, and spectrum analyzers, enabling precise measurement and analysis of analog signals.
3. Industrial Automation: The ADC can be employed in industrial control systems, robotics, and process monitoring equipment to convert analog sensor signals into digital data for further processing and decision-making.
4. Medical Imaging: It finds application in medical imaging devices like ultrasound machines and computed tomography (CT) scanners, where accurate conversion of analog signals is crucial for diagnostic purposes.

Detailed and Complete Alternative Models

1. ADS5424IPGPR: Similar to the ADS5423IPGPR but with 14-bit resolution instead of 12 bits.
2. ADS5433IPGPR: A higher-resolution variant with 14-bit resolution and a sampling rate of up to 250 MSPS.
3. ADS5400IPGPR: A lower-cost alternative with