ADS1198CZXGT

ADS1198CZXGT

Product Overview

Category

The ADS1198CZXGT belongs to the category of integrated circuits (ICs) specifically designed for biomedical applications.

Use

This IC is primarily used in medical devices and equipment for measuring and monitoring bioelectric signals, such as electrocardiograms (ECGs).

Characteristics

• High-resolution: The ADS1198CZXGT offers high-resolution data acquisition, enabling accurate measurement of bioelectric signals.
• Low power consumption: This IC is designed to operate with low power consumption, making it suitable for portable and battery-powered medical devices.
• Noise reduction: It incorporates advanced noise reduction techniques to ensure reliable and clear signal acquisition.
• Flexible packaging options: The ADS1198CZXGT is available in various package types, including QFN and TSSOP, providing flexibility for different design requirements.
• Small form factor: With its compact size, this IC can be easily integrated into miniature medical devices.

Package

The ADS1198CZXGT is typically packaged in a Quad Flat No-Lead (QFN) or Thin Shrink Small Outline Package (TSSOP).

Essence

The essence of the ADS1198CZXGT lies in its ability to accurately acquire and process bioelectric signals, enabling precise monitoring and diagnosis of patients' health conditions.

Packaging/Quantity

This IC is commonly supplied in reels or trays, depending on the manufacturer's packaging standards. The quantity per reel or tray may vary, typically ranging from a few hundred to several thousand units.

Specifications

• Resolution: 24 bits
• Sampling Rate: Up to 32 kSPS (samples per second)
• Input Channels: 8 differential or 16 single-ended channels
• Supply Voltage: 2.7V to 5.25V
• Operating Temperature Range: -40°C to +85°C
• Interface: SPI (Serial Peripheral Interface)
• Power Consumption: Varies depending on the operating mode and configuration

Detailed Pin Configuration

The ADS1198CZXGT features a total of 48 pins, each serving a specific function. The pin configuration is as follows:

1. AVDD: Analog power supply
2. DVDD: Digital power supply
3. AGND: Analog ground
4. DGND: Digital ground
5. CLK: Clock input
6. CS: Chip select input
7. DIN: Serial data input
8. DOUT: Serial data output
9. DRDY: Data ready output
10. RESET: Reset input
11. REFBUF: Reference buffer output 12-19. INxP/INxN: Differential analog input channels 20-27. INxN/INxP: Differential analog input channels 28-35. INxP/INxN: Differential analog input channels 36-43. INxN/INxP: Differential analog input channels
12. TEST: Test mode input
13. PDN: Power-down mode input
14. MUXOUT: Multiplexer output
15. VREFP: Positive reference voltage input
16. VREFN: Negative reference voltage input

Functional Features

• High-resolution data acquisition: The ADS1198CZXGT offers 24-bit resolution, ensuring accurate measurement of bioelectric signals.
• Flexible channel configuration: It supports both differential and single-ended input channels, providing versatility for different applications.
• Noise reduction techniques: Advanced noise reduction algorithms are implemented to minimize interference and improve signal quality.
• Low power consumption: This IC is designed to operate with low power consumption, making it suitable for battery-powered medical devices.
• Integrated reference buffer: The built-in reference buffer ensures stable and precise voltage references for accurate signal acquisition.

Advantages and Disadvantages

Advantages

• High-resolution data acquisition for accurate signal measurement
• Flexible channel configuration for versatile applications
• Low power consumption, suitable for portable and battery-powered devices
• Integrated reference buffer for stable voltage references

Disadvantages

• Limited number of input channels compared to some other ICs in the same category
• Requires external components for complete system integration

Working Principles

The ADS1198CZXGT operates based on the principle of analog-to-digital conversion. It receives bioelectric signals from the input channels, amplifies and filters them, and converts them into digital data using a high-resolution analog-to-digital converter (ADC). The digital data is then processed and made available for further analysis or display.

Detailed Application Field Plans

The ADS1198CZXGT finds extensive application in various medical devices and equipment, including but not limited to: - Electrocardiogram (ECG) monitors - Portable ECG devices - Holter monitors - Stress test systems - Sleep apnea monitoring devices - Cardiac event recorders

Detailed and Complete Alternative Models

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