DS5028E Datasheet, PDF (38/41 Pages) Richtek Technology Corporation – Integrated PMIC with 4-Channel Synchronous Buck Converters, 8 LDOs, and MTP Non-Volatile Memory for Industrial Applications

RT5028E
MTP
Address
I²C Register Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Function
PMU On/Off Sequence4
Meaning
LDO4_Seq[3:0]
LDO3_Seq[3:0]
0x06 0x2F
Default
0
1
0
0
0
1
0
0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition A
A
A
A
A
A
A
A
Function
PMU On/Off Sequence5
Meaning
LDO6_Seq[3:0]
LDO5_Seq[3:0]
0x07 0x30
Default
0
1
0
0
0
1
0
0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition A
A
A
A
A
A
A
A
Function
PMU On/Off Sequence6
Meaning
LDO8_Seq[3:0]
LDO7_Seq[3:0]
0x08 0x31
Default
0
1
0
0
0
1
0
0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition A
A
A
A
A
A
A
A
Function
Soft-Start Control
Meaning Reversed Reversed Soft-Start End Select @MASK_GPIO=1 Soft-Start Control
0x09 0x32
Default
0
0
0
1
0
0
0
0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition B
B
A
A
A
A
B
B
Function
Buck Syn-Clock Control
Meaning
VCO_VRC
VCO_DVS
0x0A 0x33
Default
0
0
1
1
1
0
0
1
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition B
B
A
A
A
A
A
A
Function
Buck Syn-Clock Spread Spectrum Control
Meaning Reversed Reversed Reversed Reversed Reversed Reversed Reversed SSOSC
0x0B 0x34
Default
0
0
0
0
0
0
0
1
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition B
B
B
B
B
B
B
B
Function
x
0x0C
No
mapping
Meaning
Default
Read/Write
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Condition B
B
B
B
B
B
B
B
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38
is a registered trademark of Richtek Technology Corporation.
DS5028E-00 October 2016