NXP Semiconductors
PF4210
14-channel power management integrated circuit (PMIC) for audio/video applications
Low output voltage range [1]
High output voltage range
Set point
45
SW2[6:0]
0101101
0101110
0101111
0110000
0110001
0110010
0110011
0110100
0110101
0110110
0110111
0111000
0111001
0111010
0111011
0111100
0111101
0111110
0111111
SW2 output
1.5250
1.5500
1.5750
1.6000
1.6250
1.6500
1.6750
1.7000
1.7250
1.7500
1.7750
1.8000
1.8250
1.8500
1.8750
1.9000
1.9250
1.9500
1.9750
Set point
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
SW2[6:0]
1101101
1101110
1101111
1110000
1110001
1110010
1110011
1110100
1110101
1110110
1110111
1111000
1111001
1111010
1111011
1111100
1111101
1111110
1111111
SW2 output
3.0500
46
3.1000
47
3.1500
48
3.2000
49
3.2500
50
3.3000
51
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
52
53
54
55
56
57
58
59
60
61
62
63
[1] For voltage less than 2.0 V, use set points 0 to 63.
Setup and control of SW2 is done through I2C registers listed in Table 54, and a detailed
description of each one of the registers is provided in Table 55 to Table 59.
Table 54.ꢀSW2 register summary
Register
Address
0x35
Description
SW2VOLT
SW2STBY
SW2OFF
Output voltage set point in normal operation
Output voltage set point in standby
Output voltage set point in sleep
Switching mode selector register
DVS, phase, frequency, and ILIM configuration
0x36
0x37
SW2MODE
SW2CONF
0x38
0x39
Table 55.ꢀRegister SW2VOLT - ADDR 0x35
Name
Bit number
R/W
Default Description
0x00 Sets the SW2 output voltage during normal operation mode.
SW2
5:0
R/W
See Table 53 for all possible configurations.
PF4210
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© NXP B.V. 2018. All rights reserved.
Data sheet: technical data
Rev. 2.0 — 14 November 2018
56 / 137
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