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RT5002 датащи(PDF) 35 Page - Richtek Technology Corporation

номер детали RT5002
подробное описание детали  7 1 Channel DC/DC PMU with Li-Ion Battery Charger for DSC
PDF  40 Pages
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производитель  RICHTEK [Richtek Technology Corporation]
домашняя страница  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT5002 датащи(HTML) 35 Page - Richtek Technology Corporation

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RT5002
35
DS5002-00
November 2011
www.richtek.com
I
2C Interface
The RT5002 I
2C slave address is by default = 0011000
(7bits), but if customers request, the slave address can
be changed to 0011010 (7bits). The I
2C interface supports
fast mode (bit rate up to 400kb/s). The write or read bit
stream (N>=1) is shown below :
I
2C Register File
Address
b[7]
(MSB)
b[6]
b[5]
b[4]
b[3]
b[2]
b[1]
b[0]
(LSB)
Meaning
MOD7
SEQ56
EN56
EN7_DIM7 [4:0]
Default
0
0
0
0
0
0
0
0
0x0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Meaning
TIMER [3:0]
ENCH
JEITA
ISET
VSET
Default
0
1
0
0
0
0
0
0
0x1
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Meaning
ISETU
ISETL
USUS
NoBAT
EOC
PGOOD
TS_FAULT
SAFE
Default
1
0
0
0
0
0
0
0
0x2
Read/Write
R/W
R/W
R/W
R
R
R
R
R
Reset after EN1234 = L and PMU shutdown completely.
SDA
SCL
tF
tLOW
tHD;STA
tHD;DAT
tHIGH
tSU;DAT
tSU;STA
tHD;STA
tSP
tBUF
tSU;STO
P
S
tR
Sr
S
tF
tR
Driven by Master,
Driven by Slave (RT5002),
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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