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ADS1294CZXGR Datasheet(PDF) 8 Page - Texas Instruments

Part # ADS1294CZXGR
Description  ADS129x Low-Power, 8-Channel, 24-Bit Analog Front-End for Biopotential Measurements
PDF  114 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

ADS1294CZXGR Datasheet(HTML) 8 Page - Texas Instruments

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ADS1294, ADS1294R, ADS1296, ADS1296R, ADS1298, ADS1298R
SBAS459K – JANUARY 2010 – REVISED AUGUST 2015
www.ti.com
Pin Function: NFBGA Package (continued)
PIN
TYPE
DESCRIPTION
NO.
NAME
5H
VCAP1
—
Analog bypass capacitor; connect 22-
μF capacitor to AVSS
6A
AVDD
Supply
Analog supply
6B
AVDD
Supply
Analog supply
6C
AVDD
Supply
Analog supply
6D
DRDY
Digital output
Data ready; active low
Digital
6E
GPIO3
General purpose input/output pin 3
input/output
6F
DAISY_IN(2)
Digital input
Daisy-chain input; if not used, short to DGND.
6G
RESET
Digital input
System-reset pin; active low
6H
VCAP2
—
Analog bypass capacitor; connect 1-
μF capacitor to AVSS
7A
AVDD1
Supply
Analog supply for charge pump
Analog bypass capacitor; internally generated AVDD + 1.9 V; connect 1-
μF
7B
VCAP3
—
capacitor to AVSS
7C
DGND
Supply
Digital ground
7D
DGND
Supply
Digital ground
Digital
7E
GPIO2
General-purpose input/output pin 2
input/output
7F
CS
Digital input
SPI chip select; active low
7G
START
Digital input
Start conversion
7H
DGND
Supply
Digital ground
8A
AVSS1
Supply
Analog ground for charge pump
8B
CLKSEL
Digital input
Master clock select
8C
DVDD
Supply
Digital power supply
8D
DVDD
Supply
Digital power supply
8E
DOUT
Digital output
SPI data output
8F
SCLK
Digital input
SPI clock
Digital
8G
CLK
External Master clock input or internal clock output.
input/output
8H
DIN
Digital input
SPI data input
(2)
When DAISY_IN is not used, tie to logic 0.
8
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Product Folder Links: ADS1294 ADS1294R ADS1296 ADS1296R ADS1298 ADS1298R



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