RT5035A/B
Address Register
Name Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Meaning Reserved Reserved Reserved Reserved Reserved Reserved
SS
0
SYN_DIV
Default
0
0
0
0
0
0
0
A15
0X0F
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
0: FREQ of RT5035A/B=FREQ of SYNC
1: FREQ of RT5035A/B=FREQ of SYNC/6
SYN_DIV
SS
0: Spread spectum OFF
1: Spread spectum ON
Address Register
Name Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Meaning Reserved Reserved Reserved Reserved DIS9
BAT_UVLO
Reserved
Default
0
0
0
0
0
1
0
0
A16
0X10
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
Condition
C
C
C
C
C
C
C
C
0: No discharge VDDM when BATUVLO occurs.
1: Discharge VDDM when BATUVLO occurs.
DIS9
BAT UVLO Setting Voltage (Range : 2.4V to 2.7V, Default = 2.6V) (Part. A)
BAT_UVLO (Li)
Code
00
Voltage
2.4V
Code
01
Voltage
2.5V
Code
10
Voltage
2.6V
Code
11
Voltage
2.7V
BAT UVLO Setting Voltage (Range : 1.7V to 2V, Default = 1.7V) (Part. B)
BAT_UVLO (2AA)
Code
00
Voltage
1.7V
Code
01
Voltage
1.8V
Code
10
Voltage
1.9V
Code
11
Voltage
2V
Address Register
Name Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Meaning
Default
Reserved
RTCAJ
1
0
0
1
1
1
0
0
A17
0X11
Read/Write
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
Condition
C
C
C
C
C
C
C
C
Finely tune the RTC time counting frequency by adjusting (RTCAJ − 60) / 2 ppm.
Hence, the tuning range is −30ppm to 33ppm.
RTCAJ
Copyright © 2020 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5035A/B-03 February 2020
www.richtek.com
33
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