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INA745AIRELR 数据表(PDF) 24 Page - Texas Instruments

部件名 INA745AIRELR
功能描述  INA745x 40V, 16-Bit, Precision I2C Output Digital Power Monitor With EZShunt™ Technology
PDF  50 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

INA745AIRELR 数据表(HTML) 24 Page - Texas Instruments

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7 Register Maps
7.1 INA745x Registers
Table 7-1 lists the INA745x registers. All register locations not listed in Table 7-1 must be considered as reserved
locations and the register contents must not be modified.
Table 7-1. INA745x Registers
Address Acronym
Register Name
Register Size (bits)
Section
0h
CONFIG
Configuration
16
Go
1h
ADC_CONFIG
ADC Configuration
16
Go
5h
VBUS
Bus Voltage Measurement
16
Go
6h
DIETEMP
Temperature Measurement
16
Go
7h
CURRENT
Current Result
16
Go
8h
POWER
Power Result
24
Go
9h
ENERGY
Energy Result
40
Go
Ah
CHARGE
Charge Result
40
Go
Bh
DIAG_ALRT
Diagnostic Flags and Alert
16
Go
Ch
COL
Current Over-Limit Threshold
16
Go
Dh
CUL
Current Under-Limit 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
Complex bit access types are encoded to fit into small table cells. Table 7-2 shows the codes that are used for
access types in this section.
Table 7-2. INA745x 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
INA745A, INA745B
SBOSAC3B – JULY 2023 – REVISED AUGUST 2025
www.ti.com
24
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Copyright © 2025 Texas Instruments Incorporated
Product Folder Links: INA745A INA745B



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