ADS1294RIZXGT

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ADS1294RIZXGT

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IC AFE 4 CHAN 24BIT 64NFBGA

  • FabricanteTexas Instruments

  • Peça do Fabricante #ADS1294RIZXGT

  • Em Estoque5786

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Especificações

Atributo Valor
Part Status Active
Base Product Number ADS1294
Number of Bits 24
Number of Channels 4
Power (Watts) 10.1 mW
Voltage - Supply, Analog 2.7V ~ 5.5V
Voltage - Supply, Digital 1.65V ~ 3.6V
Mounting Type Surface Mount
Package / Case 64-LFBGA
Supplier Device Package 64-NFBGA (8x8)
Packaging Bulk, Cut Tape (CT), Tape & Reel (TR)

Visão Geral

Description

The ADS1294RIZXGT is a high-performance, low-power, 4-channel analog front-end (AFE) designed for biopotential measurements, particularly in medical applications like electrocardiography (ECG) and electroencephalography (EEG). It features integrated signal amplification, analog-to-digital conversion, and programmable gain, enabling precise and efficient data acquisition from biological signals.
Key specifications include a 24-bit resolution, a maximum data rate of 32 kSPS per channel, and a common-mode rejection ratio (CMRR) that enhances signal fidelity. The device incorporates internal bandpass filters and supports various input configurations, making it versatile for different applications.
The ADS1294 also includes features like lead-off detection, a built-in oscillator, and a low-power mode, which are essential for portable and wearable devices. It communicates via a SPI interface, facilitating easy integration with microcontrollers and digital signal processors. Overall, the ADS1294RIZXGT is an essential component for researchers and developers in the field of biomedical instrumentation.

Equivalent

The ADS1294RIZXGT is a 4-channel, low-power ECG/EEG analog-to-digital converter. Equivalent products include the ADS1292R, ADS1298, and AD8232 from Texas Instruments, as well as the LTC2341 from Analog Devices. These alternatives offer similar features for bio-signal acquisition, but specifications may vary, so it's essential to compare datasheets for specific requirements.

Features

The ADS1294RIZXGT is a low-power, 4-channel, 24-bit analog-to-digital converter (ADC) designed for biopotential measurements, such as ECG and EEG applications. Key features include:
1. High Resolution: 24-bit resolution for precise data acquisition.
2. Low Noise: Integrated low-noise architecture ensures high signal fidelity.
3. Data Rate: Configurable data rates up to 32 kSPS per channel.
4. Digital Filter: Built-in programmable digital filters for signal processing.
5. Integrated Lead-Off Detection: Monitors electrode connections for reliability.
6. Flexible Power Management: Designed for low power consumption, suitable for portable devices.
7. Common-Mode Rejection: High common-mode rejection ratio (CMRR) enhances signal quality.
8. SPI Interface: Supports a Serial Peripheral Interface (SPI) for easy integration with microcontrollers.
9. On-Chip Reference: Integrated voltage reference simplifies design.
These features make the ADS1294RIZXGT ideal for medical and wearable applications requiring accurate and reliable biopotential monitoring.

Pinout

The ADS1294RIZXGT is a specialized analog-to-digital converter (ADC) designed for biomedical applications, particularly in electrocardiography (ECG) and other biopotential measurements. It features a total of 32 pins.
Key pin functions include:
- Power Supply Pins: VDD and AVDD for power.
- Digital Interface Pins: SDO, SDI, SCK, and CS for SPI communication.
- Configuration Pins: Several pins for selecting operational modes and configurations, such as the lead-off detection.
- Input Pins: Multiple channels for biopotential signal inputs (CH1 to CH4).
- Reference Pins: For internal or external voltage reference.
- Other Functional Pins: Such as START and RST for control functions.
This pin configuration allows the ADS1294 to efficiently capture and process biopotential signals with high precision.

Manufacturer

The ADS1294RIZXGT is manufactured by Texas Instruments (TI), a multinational semiconductor design and manufacturing company based in the United States. Texas Instruments is renowned for its development of analog and embedded processing products. The company serves various markets, including industrial, automotive, communications, and consumer electronics, providing a wide range of integrated circuits (ICs), microcontrollers (MCUs), and digital signal processors (DSPs).
The ADS1294 is a low-power, high-performance analog-to-digital converter (ADC) specifically designed for biomedical applications, particularly for electrocardiogram (ECG) and electroencephalogram (EEG) signal acquisition. Texas Instruments has a strong reputation for innovation and quality, and it invests significantly in research and development to advance technology in the semiconductor industry. Overall, TI plays a crucial role in providing solutions that enable a variety of electronic applications across numerous sectors.

Application

The ADS1294RIZXGT is a low-power, 4-channel ADC primarily used in biomedical applications, particularly for electrocardiogram (ECG) and electroencephalogram (EEG) monitoring. Its high-resolution data acquisition makes it suitable for wearable health devices, clinical diagnostics, and telemedicine. Other applications include portable medical devices, sleep monitoring systems, and research in neurophysiology or cardiology. Its integrated features, such as programmable gain amplifiers and digital filters, enhance its utility in various medical monitoring solutions.

Package

The ADS1294RIZXGT is packaged in a 32-pin TQFP (Thin Quad Flat Package) with a 7mm x 7mm dimensions. This package type is designed for efficient thermal and electrical performance in compact applications.

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