WM8325 datasheet(244/254 Pages) WOLFSON

244 / 254 page

WM8325

Production Data

PD, February 2012, Rev 4.0

244

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

6 = Power On request

7 = Watchdog Reset input

8 = DVS1 input

9 = DVS2 input

10 = HW Enable1 input

11 = HW Enable2 input

12 = HW Control1 input

13 = HW Control2 input

14 = HW Control1 input (long de-bounce)

15 = HW Control2 input (long de-bounce)

Output functions:

0 = GPIO output

1 = 32.768kHz oscillator output

2 = ON state

3 = SLEEP state

4 = Power State Change

5 = Reserved

6 = Reserved

7 = Reserved

8 = DC-DC1 DVS Done

9 = DC-DC2 DVS Done

10 = External Power Enable1

11 = External Power Enable2

12 = System Supply Good (SYSOK)

13 = Converter Power Good (PWR_GOOD)

14 = External Power Clock (2MHz)

15 = Auxiliary Reset

3:1

SYSOK_THR

[2:0]

101

SYSOK threshold (rising PVDD)

This is the rising PVDD voltage at which SYSOK will be

asserted

000 = 2.8V

001 = 2.9V

…

111 = 3.5V

Note that the SYSOK hysteresis margin is added to

these threshold levels.

GPIO6 OTP Control

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R30759

(7827h) ICE

CHECK

DATA

15:0

ICE_VALID_D

ATA [15:0]

0000_0000

_0000_000

This field is checked in development mode when an

‘ON’ transition is requested. A value of A596h is

required to confirm valid data.

ICE CHECK DATA

WM8325 Datasheet(PDF) 244 Page - Wolfson Microelectronics plc

WM8325 Datasheet(HTML) 244 Page - Wolfson Microelectronics plc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL