ADS7828-Q1_16 Datasheet, PDF (3/35 Pages) Texas Instruments – 12-Bit 8-Channel Sampling Analog-to-Digital Converter

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5 Pin Configuration and Functions
ADS7828-Q1
SBAS456B – DECEMBER 2008 – REVISED JANUARY 2016
CH0
1
CH1
2
CH2
3
CH3
4
CH4
5
CH5
6
CH6
7
CH7
8
PW Package
16-Pin TSSOP
Top View
16
15
14
13
12
11
10
9
+V
DD
SDA
SCL
A1
A0
COM
REF /REF
IN
OUT
GND
Pin Functions
PIN
NO.
NAME
DESCRIPTION
1
CH0
Differential channel 0: positive input or single-ended channel 0 input
2
CH1
Differential channel 0: negative input or single-ended channel 1 input
3
CH2
Differential channel 1: positive input or single-ended channel 2 input
4
CH3
Differential channel 1: negative input or single-ended channel 3 input
5
CH4
Differential channel 2: positive input or single-ended channel 4 input
6
CH5
Differential channel 2: negative input or single-ended channel 5 input
7
CH6
Differential channel 3: positive input or single-ended channel 6 input
8
CH7
Differential channel 3: negative input or single-ended channel 7 input
9
GND
Analog ground
10
REF_IN / REF_OUT
Internal 2.5-V reference / external reference input
11
COM
Common to analog input channel
12
A0
Slave address bit 0
13
A1
Slave address bit 1
14
SCL
Serial clock
15
SDA
Serial data
16
+V_DD
Power supply, 3.3 V (nominal)
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