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INA228 Datasheet(PDF) 22 Page - Texas Instruments

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Part # INA228
Description  INA228-Q1 AEC-Q100, 85-V, 20-Bit, Ultra-Precise Power/Energy/Charge Monitor With I2C Interface
PDF  50 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

INA228 Datasheet(HTML) 22 Page - Texas Instruments

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Table 7-3. INA228-Q1 Registers (continued)
Address Acronym
Register Name
Register Size (bits)
Section
Ah
CHARGE
Charge Result
40
Go
Bh
DIAG_ALRT
Diagnostic Flags and Alert
16
Go
Ch
SOVL
Shunt Overvoltage Threshold
16
Go
Dh
SUVL
Shunt Undervoltage Threshold
16
Go
Eh
BOVL
Bus Overvoltage Threshold
16
Go
Fh
BUVL
Bus Undervoltage Threshold
16
Go
10h
TEMP_LIMIT
Temperature Over-Limit
Threshold
16
Go
11h
PWR_LIMIT
Power Over-Limit Threshold
16
Go
3Eh
MANUFACTURER_ID
Manufacturer ID
16
Go
3Fh
DEVICE_ID
Device ID
16
Go
Complex bit access types are encoded to fit into small table cells. Table 7-4 shows the codes that are used for
access types in this section.
Table 7-4. INA228-Q1 Access Type Codes
Access Type
Code
Description
Read Type
R
R
Read
Write Type
W
W
Write
Reset or Default Value
-n
Value after reset or the default
value
7.6.1.1 Configuration (CONFIG) Register (Address = 0h) [reset = 0h]
The CONFIG register is shown in Table 7-5.
Return to the Summary Table.
Table 7-5. CONFIG Register Field Descriptions
Bit
Field
Type
Reset
Description
15
RST
R/W
0h
Reset Bit. Setting this bit to '1' generates a system reset that is the
same as power-on reset.
Resets all registers to default values.
0h = Normal Operation
1h = System Reset sets registers to default values
This bit self-clears.
14
RSTACC
R/W
0h
Resets the contents of accumulation registers ENERGY and
CHARGE to 0
0h = Normal Operation
1h = Clears registers to default values for ENERGY and CHARGE
registers
13-6
CONVDLY
R/W
0h
Sets the Delay for initial ADC conversion in steps of 2 ms.
0h = 0 s
1h = 2 ms
FFh = 510 ms
5
TEMPCOMP
R/W
0h
Enables temperature compensation of an external shunt
0h = Shunt Temperature Compensation Disabled
1h = Shunt Temperature Compensation Enabled
INA228-Q1
SLYS022A – JUNE 2020 – REVISED JUNE 2021
www.ti.com
22
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Copyright © 2021 Texas Instruments Incorporated
Product Folder Links: INA228-Q1



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