ADS1194CZXGR

Product Overview

Category

The ADS1194CZXGR 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 ADS1194CZXGR offers high-resolution data conversion, allowing for accurate measurement and analysis 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 filtering: It incorporates advanced noise filtering techniques to ensure reliable and clean signal acquisition.
• Flexible packaging options: The ADS1194CZXGR is available in a small form factor package, enabling its integration into compact medical devices.

Package

The ADS1194CZXGR is packaged in a 64-pin BGA (Ball Grid Array) package.

Essence

The essence of the ADS1194CZXGR lies in its ability to acquire and process bioelectric signals accurately and efficiently, facilitating the development of advanced medical devices.

Packaging/Quantity

This IC is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Resolution: 24 bits
• Sampling Rate: Up to 32 kSPS (samples per second)
• Input Channels: 4 differential channels
• Input Voltage Range: ±2.5 V
• Power Supply Voltage: 2.7 V to 5.25 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADS1194CZXGR features a total of 64 pins, each serving a specific purpose. The pin configuration is as follows:

1. AVDD: Analog power supply voltage
2. DVDD: Digital power supply voltage
3. AGND: Analog ground
4. DGND: Digital ground
5. CLK: Clock input
6. CS: Chip select input
7. DRDY: Data ready output
8. RESET: Reset input
9. START: Start conversion input
10. PWDN: Power-down input 11-14. INP1, INN1, INP2, INN2: Differential input channels 1 and 2 15-18. INP3, INN3, INP4, INN4: Differential input channels 3 and 4 19-26. GPIO1-GPIO8: General-purpose I/O pins 27-34. NC: No connection 35-38. REFOUTP, REFOUTN, REFINP, REFINN: Reference voltage inputs and outputs 39-64. NC: No connection

Functional Features

The ADS1194CZXGR offers several functional features that enhance its performance in biomedical applications:

• High-resolution data conversion: The 24-bit resolution ensures accurate measurement of bioelectric signals.
• Low noise amplification: The IC incorporates low-noise amplifiers to minimize signal distortion and interference.
• Programmable gain: It allows for adjustable gain settings to accommodate different signal amplitudes.
• Integrated filters: The built-in filters eliminate unwanted noise and artifacts from the acquired signals.
• Serial interface: The IC supports a serial communication interface for easy integration with microcontrollers or other digital systems.

Advantages and Disadvantages

Advantages

• High-resolution data conversion for precise signal measurement
• Low power consumption, suitable for portable medical devices
• Noise filtering techniques ensure reliable signal acquisition
• Flexible packaging options for compact device integration

Disadvantages

• Limited number of input channels (4)
• Higher cost compared to some alternative models

Working Principles

The ADS1194CZXGR operates based on the principle of analog-to-digital conversion. It receives bioelectric signals from the input channels, amplifies them with low noise amplifiers, and converts them into digital data using a high-resolution ADC (Analog-to-Digital Converter). The acquired digital data can then be processed and analyzed by medical devices or systems.

Detailed Application Field Plans

The ADS1194CZXGR finds applications in various fields related to biomedical signal acquisition and analysis. Some detailed application field plans include:

1. Electrocardiography (ECG) devices: The IC is commonly used in ECG devices for accurate measurement and analysis of heart activity.
2. Sleep monitoring systems: It can be integrated into sleep monitoring systems to capture and analyze brainwave signals during sleep.
3. Exercise physiology equipment: The IC enables precise measurement of muscle activity during exercise, aiding in performance evaluation and rehabilitation.
4. Remote patient monitoring: It can be utilized in remote patient monitoring systems to transmit bioelectric signals wirelessly for real-time analysis by healthcare professionals.

Detailed and Complete Alternative Models

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