ADS1299IPAGR datasheet(11/65 Pages) TI1

Part #	ADS1299IPAGR

Description	Low-Noise, 8-Channel, 24-Bit Analog Front-End for Biopotential Measurements

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Manufacturer	TI1 [Texas Instruments]

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−40 −30 −20 −10 0

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Temperature (°C)

Input Voltage = 2.5 V

Data Rate = 250 SPS to 8 kSPS

G007

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Frequency (Hz)

G = 1

G = 2

G = 4

G = 6

G = 8

G = 12

G = 24

G008

−135

−130

−125

−120

−115

−110

−105

−100

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1000

Frequency (Hz)

Gain = 1

Gain = 2

Gain = 4

Gain = 6

Gain = 8

Gain = 12

Gain = 24

Data Rate = 4 kSPS

AIN = AVDD − 0.3 V to AVSS + 0.3 V

G005

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0.5

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1.5

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2.5

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Input Voltage (V)

Data Rate = 250 SPS to 8 kSPS

Data Rate = 16 kSPS

G006

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Input−Referred Noise (µV)

Gain = 24

G004

−0.5

−0.4

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Time (s)

Gain = 24

G003

ADS1299

www.ti.com

SBAS499A – JULY 2012 – REVISED AUGUST 2012

TYPICAL CHARACTERISTICS

All plots are at TA = +25°C, AVDD = 5 V, AVSS = 0 V, DVDD = 3.3 V, internal VREFP = 4.5 V, VREFN = AVSS, external

clock = 2.048 MHz, data rate = 250 SPS, and gain = 12, unless otherwise noted.

INPUT-REFERRED NOISE

NOISE HISTOGRAM

Figure 3.

Figure 4.

COMMON-MODE REJECTION RATIO vs FREQUENCY

LEAKAGE CURRENT vs INPUT VOLTAGE

Figure 5.

Figure 6.

LEAKAGE CURRENT vs TEMPERATURE

PSRR vs FREQUENCY

Figure 7.

Figure 8.

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