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INA3221 Datasheet(PDF) 25 Page - Texas Instruments

Part # INA3221
Description  Triple-Channel, High-Side Measurement, Shunt and Bus Voltage Monitor with I2C??Interface
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

INA3221 Datasheet(HTML) 25 Page - Texas Instruments

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INA3221
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SBOS576A – MAY 2012 – REVISED JUNE 2013
Critical Alert Channel 1 Limit Register (Address = 07h, Read/Write)
BIT
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
NAME
C1L12
C1L11
C1L10
C1L9
C1L8
C1L7
C1L6
C1L5
C1L4
C1L3
C1L2
C1L1
C1L0
—
—
—
POR
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
VALUE
This register contains the value used to compare to each shunt voltage conversion on channel 1 to detect fast
overcurrent events.
Warning Alert Channel 1 Limit Register (Address = 08h, Read/Write)
BIT
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
NAME
W1L12
W1L11
W1L10
W1L9
W1L8
W1L7
W1L6
W1L5
W1L4
W1L3
W1L2
W1L1
W1L0
—
—
—
POR
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
VALUE
This register contains the value used to compare to the averaged shunt voltage value of channel 1 to detect a
longer duration overcurrent event.
Critical Alert Channel 2 Limit Register (Address = 09h, Read/Write)
BIT
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
NAME
C2L12
C2L11
C2L10
C2L9
C2L8
C2L7
C2L6
C2L5
C2L4
C2L3
C2L2
C2L1
C2L0
—
—
—
POR
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
VALUE
This register contains the value used to compare to each shunt voltage conversion on channel 2 to detect fast
overcurrent events.
Warning Alert Channel 2 Limit Register (Address = 0Ah, Read/Write)
BIT
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
NAME
W2L12
W2L11
W2L10
W2L9
W2L8
W2L7
W2L6
W2L5
W2L4
W2L3
W2L2
W2L1
W2L0
—
—
—
POR
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
VALUE
This register contains the value used to compare to the averaged shunt voltage value of channel 2 to detect a
longer duration overcurrent event.
Copyright © 2012–2013, Texas Instruments Incorporated
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