MMPF0100 datasheet(56/136 Pages) FREESCALE

56 / 136 page

Analog Integrated Circuit Device Data

Freescale Semiconductor

PF0100

Functional Block Requirements and Behaviors

Power Generation

Setup and control of SW2 is done through I2C registers listed in Table 55, and a detailed description of each one of the registers

is provided in Tables 56 to Table 60.

0110000

1.6000

112

1110000

3.2000

0110001

1.6250

113

1110001

3.2500

0110010

1.6500

114

1110010

3.3000

0110011

1.6750

115

1110011

Reserved

0110100

1.7000

116

1110100

Reserved

0110101

1.7250

117

1110101

Reserved

0110110

1.7500

118

1110110

Reserved

0110111

1.7750

119

1110111

Reserved

0111000

1.8000

120

1111000

Reserved

0111001

1.8250

121

1111001

Reserved

0111010

1.8500

122

1111010

Reserved

0111011

1.8750

123

1111011

Reserved

0111100

1.9000

124

1111100

Reserved

0111101

1.9250

125

1111101

Reserved

0111110

1.9500

126

1111110

Reserved

0111111

1.9750

127

1111111

Reserved

Notes

35.

For voltages less than 2.0 V, only use set points 0 to 63.

Table 55. SW2 Register Summary

Address

Description

SW2VOLT

0x35

Output voltage set point on normal operation

SW2STBY

0x36

Output voltage set point on Standby

SW2OFF

0x37

Output voltage set point on Sleep

SW2MODE

0x38

Switching Mode selector register

SW2CONF

0x39

DVS, Phase, Frequency, and ILIM configuration

Table 56. Register SW2VOLT - ADDR 0x35

Name

Bit #

R/W

Default

Description

SW2

5:0

R/W

0x00

Sets the SW2 output voltage during normal operation

mode. See Table 54 for all possible configurations.

SW2

0x00

Sets the operating output voltage range for SW2. Set

during OTP or TBB configuration only. See Table 54

for all possible configurations.

UNUSED

–

0x00

UNUSED

Table 54. SW2 Output Voltage Configuration

Low Output Voltage Range(35)

High Output Voltage Range

Set Point

SW2[6:0]

SW2 Output

Set Point

SW2[6:0]

SW2 Output

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