ADS1299IPAGR Description

The ADS1299IPAGR is a four-, six-, and eight-channel, low noise, 24-bit, simultaneous-sampling delta-sigma (ΔΣ)analog-to-digital converters (ADCs) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator. The ADS1299IPAGR incorporates all commonly-required features for

extracranial electroencephalogram (EEG) and electrocardiography (ECG) applications. With its high levels of integration and exceptional performance, the ADS1299IPAGR enables the creation of scalable medical instrumentation systems at significantly reduced size, power, and overall cost.

ADS1299IPAGR Features

Up to Eight Low-Noise PGAs and Eight HighResolution Simultaneous-Sampling ADCs

Input-Referred Noise: 1 μVPP (70-Hz BW)

Input Bias Current: 300 pA

Data Rate: 250 SPS to 16 kSPS

CMRR: –110 dB

Programmable Gain: 1, 2, 4, 6, 8, 12, or 24

Built-In Bias Drive Amplifier, Lead-Off Detection, Test Signals

Built-In Oscillator

Internal or External Reference

Flexible Power-Down, Standby Mode

ADS1299IPAGR Applications

Electroencephalogram (EEG) Study

Fetal Electrocardiography (ECG)

Sleep Study Monitor

Bispectral Index (BIS)

Evoked Audio Potential (EAP)