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ADS1294RIZXGR

Name: ADS1294RIZXGR
Rating: 4.7 (12 reviews)

IC AFE 4 CHAN 24BIT 64NFBGA

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製造商。部分 #ADS1294RIZXGR
包 64-LFBGA
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規格

Supplier	Texas Instruments,Rochester Electronics, LLC
Package	Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus	Active
NumberofBits	24
NumberofChannels	4
Power(Watts)	10.1 mW
Voltage-SupplyAnalog	2.7V ~ 5.5V
Voltage-SupplyDigital	1.65V ~ 3.6V
MountingType	Surface Mount
Package/Case	64-LFBGA

概述

Description

ADS1294RIZXGR is TI’s 4-channel, low-noise biopotential analog front-end (AFE) designed for EEG/ECG and similar biosignals. It combines four programmable-gain amplifiers with a 24‑bit delta-sigma ADC per channel, plus an internal reference, bias/Driven-Right-Leg drive, lead-off detection, and a SPI digital interface. Features include configurable data rates, optional digital filtering, high input impedance and protection, and low power consumption—making it suitable for compact, portable biosignal monitors and wearable headsets. The “RIZXGR” suffix indicates a specific RoHS-compliant package/packaging variant from TI (and associated temperature/shipping options); exact pinout and specs are in the datasheet. Use cases include EEG, ECG, EMG front-ends and other multi-channel biopotential acquisition applications. If you need detailed electrical specs, timing, or layout guidance, I can summarize the datasheet sections.

Package

28-pin VSSOP (Very-Small-Outline Package); RoHS-compliant (Green). Typically shipped in Tape & Reel.

Pinout

- Pin count: 28 pins (package variants include VSSOP-28 / TSSOP-28)
- Function: Four-channel, 24-bit delta-sigma ADC front-end for biopotential measurements (EEG/ECG) with integrated programmable-gain amplifiers and input multiplexer; SPI-compatible interface for control and data readout.

Manufacturer

Texas Instruments (TI) is the manufacturer. TI is an American multinational semiconductor company that designs and manufactures integrated circuits, specializing in analog, mixed-signal, and embedded processing ICs used across electronics industries.

Application

Applications of ADS1294RIZXGR:
- ECG/Holter and ambulatory cardiac monitoring
- EEG/ERP and sleep-study monitoring
- EMG and neuromuscular diagnostics
- Fetal ECG monitoring
- Wearable/portable biopotential acquisition systems
- Brain–computer interfaces and neurofeedback research

Equivalent

Equivalent TI devices (same family, different channel counts):
- ADS1292R, ADS1294R, ADS1296R, ADS1298R (R-series variants like ADS1294RIZXGR).
They are all biopotential front-ends (ECG/EEG) with 24‑bit delta-sigma ADCs and integrated PGAs. Non-TI equivalents (ECG/EEG AFEs): Analog Devices ADAS1000/ADAS1000A, Maxim MAX30001. Note: not pin-for-pin compatible; verify channel count, interfaces, and packaging.