Texas Instruments ADS869 Series Manual page 4

ADS8694, ADS8698
SBAS686 – JULY 2015
PIN
NAME
NO.
ADS8694 ADS8698
12 NC AIN_6P
13 NC AIN_6GND
14 NC AIN_7P
15 NC AIN_7GND
16 AIN_0P
17 AIN_0GND
18 AIN_1P
19 AIN_1GND
20 AIN2_GND
21 AIN_2P
22 AIN_3GND
23 AIN_3P
24 NC AIN_4GND
25 NC AIN_4P
26 NC AIN_5GND
27 NC AIN_5P
28 AGND
29 AGND
30 AVDD
31 AGND
32 AGND
33 DGND
34 DVDD
35 ALARM
36 SDO
37 SCLK
38 CS
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Pin Functions (continued)
I/O
Analog input channel 6, positive input. Decouple with AIN_6GND on pin 13.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Analog input channel 6, negative input. Decouple with AIN_6P on pin 12.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Analog input channel 7, positive input. Decouple with AIN_7GND on pin 15.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Analog input channel 7, negative input. Decouple with AIN_7P on pin 14.
Analog input
No connection for the ; this pin can be left floating or connected to AGND.
Analog input Analog input channel 0, positive input. Decouple with AIN_0GND on pin 17.
Analog input Analog input channel 0, negative input. Decouple with AIN_0P on pin 16.
Analog input Analog input channel 1, positive input. Decouple with AIN_1GND on pin 19.
Analog input Analog input channel 1, negative input. Decouple with AIN_1P on pin 18.
Analog input Analog input channel 2, negative input. Decouple with AIN_2P on pin 21.
Analog input Analog input channel 2, positive input. Decouple with AIN_2GND on pin 20.
Analog input Analog input channel 3, negative input. Decouple with AIN_3P on pin 23.
Analog input Analog input channel 3, positive input. Decouple with AIN_3GND on pin 22.
Analog input channel 4, negative input. Decouple with AIN_4P on pin 25.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Analog input channel 4, positive input. Decouple with AIN_4GND on pin 24.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Analog input channel 5, negative input. Decouple with AIN_5P on pin 27.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Analog input channel 5, positive input. Decouple with AIN_5GND on pin 26.
Analog input
No connection for the ADS8694; this pin can be left floating or connected to AGND.
Power supply Analog ground pin
Power supply Analog ground pin
Power supply Analog supply pin. Decouple with AGND on pin 31.
Power supply Analog ground pin. Decouple with AVDD on pin 30.
Power supply Analog ground pin
Power supply Digital ground pin. Decouple with DVDD on pin 34.
Power supply Digital supply pin. Decouple with DGND on pin 33.
Digital output Active high alarm output
Digital output Data output for serial communication
Digital input Clock input for serial communication
Digital input Active low logic input; chip-select signal
Product Folder Links: ADS8694 ADS8698
DESCRIPTION
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