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INA231 Datasheet(PDF) 5 Page - Texas Instruments

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Part # INA231
Description  High- or Low-Side Measurement, Bidirectional CURRENT/POWER MONITOR with 1.8-V I2C??Interface
PDF  32 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

INA231 Datasheet(HTML) 5 Page - Texas Instruments

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NC
IN+
BUS
SCL
SDA
A0
A1
ALERT
IN-
GND
VS
NC
Columns
1
2
3
A
B
C
D
INA231
www.ti.com
SBOS644 – FEBRUARY 2013
PIN CONFIGURATIONS
YFF PACKAGE
WCSP-12
(TOP VIEW)
PIN DESCRIPTIONS
PIN
ANALOG/DIGITAL
INPUT/OUTPUT
NAME
NO.
DESCRIPTION
Address pin. Connect to GND, SCL, SDA, or VS. Table 7 shows pin settings and
A0
B3
Digital input
corresponding addresses.
Address pin. Connect to GND, SCL, SDA, or VS. Table 7 shows pin settings and
A1
C3
Digital input
corresponding addresses.
ALERT
A3
Digital output
Multi-functional alert, open-drain output.
GND
C1
Analog
Ground
NC
B2, C2
—
No internal connection
SCL
A1
Digital input
Serial bus clock line, open-drain input.
SDA
A2
Digital input/output
Serial bus data line, open-drain input/output.
BUS
D1
Analog input
Bus voltage input
IN–
D2
Analog input
Negative differential shunt voltage input. Connect to load side of shunt resistor.
IN+
D3
Analog input
Positive differential shunt voltage input. Connect to supply side of shunt resistor.
VS
B1
Analog
Power supply, 2.7 V to 5.5 V.
Copyright © 2013, Texas Instruments Incorporated
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