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INA236 Datasheet(PDF) 19 Page - Texas Instruments

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Part # INA236
Description  INA236 48-V, 16-Bit, Ultra-Precise, Current, Voltage, and Power Monitor With an I2C Interface
PDF  44 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

INA236 Datasheet(HTML) 19 Page - Texas Instruments

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7.6 Register Maps
7.6.1 Device Registers
Table 7-2 lists the INA236 registers. All register locations not listed in Table 7-2 should be considered as
reserved locations and the register contents should not be modified.
Table 7-2. INA236 Registers
Address
Register Name
Register Size (bits)
Reset Value
Section
0h
Configuration Register
16
4127h
Go
1h
Shunt Voltage Register
16
0000h
Go
2h
Bus Voltage Register
16
0000h
Go
3h
Power Register
16
0000h
Go
4h
Current Register
16
0000h
Go
5h
Calibration Register
16
0000h
Go
6h
Mask/Enable Register
16
0000h
Go
7h
Alert Limit Register
16
0000h
Go
3Eh
Manufacturer ID Register
16
5449h
Go
3Fh
Device ID Register
16
A080h
Go
Complex bit access types are encoded to fit into small table cells. Table 7-3 shows the codes that are used for
access types in this section.
Table 7-3. Device Access Type Codes
Access Type
Code
Description
Read Type
R
R
Read
Write Type
W
W
Write
7.6.1.1 Configuration Register (Address = 0h) [reset = 4127h]
The configuration register is shown in Table 7-4.
Table 7-4. Configuration Register Field Descriptions
Bit
Field
Type
Reset
Description
15
RST
R/W
0b
Set this bit to '1' to generate a system reset that is the same as power-
on reset.
Resets all registers to default values and then self-clears.
0b = Normal Operation
1b = System Reset self clears registers to default values
14-13
Reserved
R
10b
Reserved value always returns 10b
12
ADCRANGE
R/W
0b
Enables the selection of the shunt full scale input across IN+ and IN–.
0b = ±81.92 mV
1b = ±20.48 mV
www.ti.com
INA236
SBOSA81C – MAY 2021 – REVISED DECEMBER 2022
Copyright © 2023 Texas Instruments Incorporated
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Product Folder Links: INA236



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