ADS1198CPAG

Product Overview

Category

ADS1198CPAG belongs to the category of integrated circuits (ICs).

Use

The ADS1198CPAG is primarily used in medical applications for acquiring and processing bio-potential signals, such as electrocardiograms (ECGs) and electromyograms (EMGs).

Characteristics

• High-resolution analog-to-digital conversion
• Low power consumption
• Integrated signal conditioning features
• Multiple channels for simultaneous signal acquisition
• Noise filtering capabilities

Package

The ADS1198CPAG comes in a 64-pin TQFP (Thin Quad Flat Pack) package.

Essence

The essence of ADS1198CPAG lies in its ability to accurately capture and process bio-potential signals with high precision and low power consumption.

Packaging/Quantity

The ADS1198CPAG is typically packaged in reels and available in quantities suitable for both prototyping and large-scale production.

Specifications

• Resolution: 24 bits
• Input Voltage Range: ±4.5V
• Sampling Rate: Up to 32 kSPS (samples per second)
• Power Supply: 2.7V to 5.25V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VREFP
2. VREFN
3. AVDD
4. DVDD
5. CLK
6. CS
7. DIN
8. DOUT
9. DRDY
10. RESET
11. GPIO1
12. GPIO2
13. GPIO3
14. GPIO4
15. GPIO5
16. GPIO6
17. GPIO7
18. GPIO8
19. GPIO9
20. GPIO10
21. GPIO11
22. GPIO12
23. GPIO13
24. GPIO14
25. GPIO15
26. GPIO16
27. GPIO17
28. GPIO18
29. GPIO19
30. GPIO20
31. GPIO21
32. GPIO22
33. GPIO23
34. GPIO24
35. GPIO25
36. GPIO26
37. GPIO27
38. GPIO28
39. GPIO29
40. GPIO30
41. GPIO31
42. GPIO32
43. GPIO33
44. GPIO34
45. GPIO35
46. GPIO36
47. GPIO37
48. GPIO38
49. GPIO39
50. GPIO40
51. GPIO41
52. GPIO42
53. GPIO43
54. GPIO44
55. GPIO45
56. GPIO46
57. GPIO47
58. GPIO48
59. GPIO49
60. GPIO50
61. GPIO51
62. GPIO52
63. GPIO53
64. GND

Functional Features

1. High-Resolution ADC: The ADS1198CPAG offers a 24-bit analog-to-digital conversion, ensuring accurate signal acquisition and processing.

2. Integrated Signal Conditioning: The IC includes built-in signal conditioning features, such as amplification and filtering, which enhance the quality of acquired bio-potential signals.

3. Multiple Channels: With its multiple channels, the ADS1198CPAG enables simultaneous acquisition of multiple bio-potential signals, allowing for comprehensive monitoring and analysis.

4. Low Power Consumption: The IC is designed to operate with low power consumption, making it suitable for battery-powered medical devices.

5. Noise Filtering: The ADS1198CPAG incorporates noise filtering capabilities, reducing interference and improving the accuracy of acquired signals.

Advantages and Disadvantages

Advantages

• High-resolution ADC ensures precise signal acquisition.
• Integrated signal conditioning simplifies circuit design.
• Multiple channels enable simultaneous monitoring of multiple bio-potential signals.
• Low power consumption extends battery life in portable medical devices.
• Noise filtering enhances signal accuracy.

Disadvantages

• Limited to medical applications, reducing versatility in other industries.
• Requires additional external components for complete system implementation.
• Higher cost compared to lower-resolution alternatives.

Working Principles

The ADS1198CPAG works by receiving analog bio-potential signals from electrodes and converting them into digital data through its high-resolution ADC. The integrated signal conditioning features amplify and filter the signals to improve their quality. The processed digital data can then be further analyzed or transmitted for medical diagnosis or research purposes.

Detailed Application Field Plans

1. Medical Monitoring Devices: The ADS1198CPAG is commonly used in wearable or implantable medical devices for monitoring ECGs, EMGs, and other bio-potential signals. It enables continuous and accurate measurement of vital signs, aiding in the diagnosis and treatment of various medical conditions.

2. Research and Development: The IC finds application in research laboratories and academic institutions where detailed analysis of bio-potential signals is required