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RT4805AWSC датащи(PDF) 15 Page - Richtek Technology Corporation

номер детали RT4805AWSC
подробное описание детали  Synchronous Boost Regulator with Bypass Mode
PDF  22 Pages
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производитель  RICHTEK [Richtek Technology Corporation]
домашняя страница  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT4805AWSC датащи(HTML) 15 Page - Richtek Technology Corporation

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RT4805A
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS4805A-02
April
2017
www.richtek.com
15
Register Table Lists [Slave address = 1110101 (0x75)]
Name
Address
Description
CONFIG
0x01
MODE control & Spread modulation control
VOUTFLOOR
0x02
Output Voltage Selection
VOUTROOF
0x03
Output Voltage Selection
ILIMSET
0x04
Set current limit & Soft-start current limit
STATUS
0x05
Read IC status
I
2C Interface
The RT4805A I2C slave address is 1110101 (7bits). The I2C interface supports fast mode (bit rate up to 400kb/s).
The write or read bit stream (N
 1) is shown below :
Driven by Master,
Driven by Slave (RT4805A),
Start,
Repeat Start
Stop,
S
Sr
P
Write N bytes
S
Slave Address
0
A
Register Address
A MSB
Data 1
LSB
A MSB
Data 2
LSB A
Data for Address = m + N - 1
Assume Address = m
Data for Address = m
Data for Address = m + 1
R/W
Read N bytes
R/W
Assume Address = m
Data for Address = m
Data for Address = m + N - 1
Data for Address = m+1
S
Slave Address
0
A
Register Address
Sr
A
Slave Address
1
A
A
MSB
Data 1
LSB
MSB
Data 2
LSB A
MSB
Data N
LSB A P
MSB
Data N
LSB A P



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