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RT5021 数据表(PDF) 58 Page - Richtek Technology Corporation

部件名 RT5021
功能描述  Channels DC/DC PMU with Li-ion Battery Charger
PDF  67 Pages
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制造商  RICHTEK [Richtek Technology Corporation]
网页  http://www.richtek.com
标志 RICHTEK - Richtek Technology Corporation

RT5021 数据表(HTML) 58 Page - Richtek Technology Corporation

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RT5021
58
DS5021-01 April 2013
www.richtek.com
Copyright
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
©
Address
Name
Register
Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Meaning
TSHT [1:0]
Mask_DPM CHG2STEN
ISETA [3:0]
Default
0
0
0
1
0
1
0
0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
A8
0x08
Reset
Condition
D
D
D
D
D
D
D
D
Meaning
JEITA
VSETH
VSETC
ISETH
ISETC
CHGSTEN
INT
DPM
Default
0
0
0
0
0
1
0
0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
A9
0x09
Reset
Condition
D
D
D
D
D
D
E
D
Meaning
TS_METER [2:0]
NoBAT
EOC
PGOOD
THR
SAFE
Default
0
0
0
0
0
0
0
0
Read/Write
R
R
R
R
R
R
R
R
A10
0x0A
Reset
Condition
I
I
I
I
J
J
J
J
Meaning
CHG_TYP [2:0]
Reserved Reserved
CHG_
2DET
CHG_
1DET
CHGRUN
Default
0
0
0
x
x
0
1
0
Read/Write
R
R
R
--
--
R/W
R/W
R
A11
0x0B
Reset
Condition
K
K
K
G
G
F
F
L
I2C register reset condition :
A. In addition to A0.bit 1 and A0.bit4, the bits of A0 and A1 (register 0x0, 0x1) reset only when (VRTC < 1.6V).
B. The bits of A2 (register 0x2) and A4.bit3 reset when (EN pin = low) or (VDDI < 2.4V) or (BAT < 1.3V) or (Temperature
> 125
°C)
C. In addition to A4.bit3, PMU settings (A3 to A6, register 0x3 to 0x6) reset when (EN pin = low and A0.RST_P = 1) or
(VDDI < 1.3V)
VDDI < 1.3V
EN pin
A0.RST_P bit
==>
Reset PMU Setting
TRUE
x
x (don’t care)
Reset
Low
1
Reset
High
1
Not reset
Low
0
Not reset
False (VDDI > 1.3V)
High
0
Not reset
D. In addition to A9.bit 1, charger settings (A7 to A9, registers (0x7 to 0x9) reset when (VIN < 4V) or (VDDI < 1.3V) or
((BAT < 3.1V) and (A0.RST_C = 1))



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