WM8351 datasheet(118/330 Pages) WOLFSON

Part #	WM8351

Description	Wolfson AudioPlus??Stereo CODEC with Power Management

PDF	330 Pages

Scroll/Zoom	100%

Manufacturer	WOLFSON [Wolfson Microelectronics plc]

Direct Link	http://www.wolfsonmicro.com

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118 / 330 page

WM8351

Production Data

PD, April 2012, Rev 4.5

118

SUPPLY

DESCRIPTION

DCDC1

DC1_ENSLOT [3:0] = 0011

DC1_VSEL [6:0] = 000_1110

Third timeslot

1.2V

DCDC2

DC2_ENSLOT [3:0] = 0000

Disabled

DCDC3

DC3_ENSLOT [3:0] = 0001

DC3_VSEL [6:0] = 010_0110

First timeslot

1.8V

DCDC4

DC4_ENSLOT [3:0] = 0010

DC4_VSEL [6:0] = 110_0010

Second timeslot

3.3V

LDO1

LDO1_ENSLOT [3:0] = 0000

LDO1_VSEL [4:0] = 0_0110

(See note below)

1.2V

LDO2

LDO2_ENSLOT [3:0] = 0011

LDO2_VSEL [4:0] = 1_0000

Third timeslot

1.8V

LDO3

LDO3_ENSLOT [3:0] = 0010

LDO3_VSEL [4:0] =1_1111

Second timeslot

3.3V

LDO4

LDO4_ENSLOT [3:0] = 0010

LDO4_VSEL [4:0] = 0_1010

Second timeslot

1.4V

Table 65 Default Supply Voltages / Power-up Sequence for Configuration Mode 01

Note

: In this Configuration Mode, LDO1 is enabled at all times. Therefore, the setting of

LDO1_ENSLOT has no effect.

Figure 66 Power-up Sequence - Configuration Mode 01

WM8351 Datasheet(PDF) 118 Page - Wolfson Microelectronics plc

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