WM8944BECSSLASHR datasheet(108/165 Pages) CIRRUS

108 / 165 page

WM8944B

108

Rev 4.3

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

00 = VMID disabled (for OFF mode)

01 = 2 x 50k divider (for normal operation)

10 = 2 x 250k divider (for low power standby)

11 = 2 x 5k divider (for fast start-up)

ADDRESS

BIT

LABEL

DEFAULT

DESCRIPTION

REFER TO

R3 (03h)

Power

manage-ment

OUT_ENA

LINEOUT enable

0 = Disabled

1 = Enabled

SPK_PGA_

ENA

Speaker PGA enable

0 = Disabled

1 = Enabled

SPKN_

SPKVDD_ENA

SPKOUTN enable

0 = Disabled

1 = Enabled

Note that SPKOUTN is also controlled by SPKN_OP_ENA.

When powering down SPKOUTN, the

SPKN_SPKVDD_ENA bit should be reset first.

SPKP_

SPKVDD_ENA

SPKOUTP enable

0 = Disabled

1 = Enabled

Note that SPKOUTP is also controlled by SPKP_OP_ENA.

When powering down SPKOUTP, the

SPKP_SPKVDD_ENA bit should be reset first

SPKN_OP_

MUTE

SPKOUTN Output Mute

0 = Disable Mute

1 = Enable Mute

SPKP_OP_

MUTE

SPKOUTP Output Mute

0 = Disable Mute

1 = Enable Mute

SPKN_OP_

ENA

SPKOUTN enable

0 = Disabled

1 = Enabled

Note that SPKOUTN is also controlled by

SPKN_SPKVDD_ENA. When powering up SPKOUTN, the

SPKN_OP_ENA bit should be enabled first.

SPKP_OP_

ENA

SPKOUTP enable

0 = Disabled

1 = Enabled

Note that SPKOUTP is also controlled by

SPKP_SPKVDD_ENA. When powering up SPKOUTP, the

SPKP_OP_ENA bit should be enabled first

SPK_MIX_

MUTE

Speaker PGA Mixer Mute

0 = Disable Mute

1 = Enable Mute

SPK_MIX_ENA

Speaker output mixer enable

0 = Disabled

1 = Enabled

DAC_ENA

DAC Enable

0 = Disabled

1 = Enabled

WM8944BECS/R 数据表(PDF) 108 Page - Cirrus Logic

WM8944BECS/R 数据表(HTML) 108 Page - Cirrus Logic

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

数据表下载

链接网址

WM8944BECS/R 数据表(PDF) 108 Page - Cirrus Logic

WM8944BECS/R 数据表(HTML) 108 Page - Cirrus Logic

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

数据表 下载

链接网址

数据表下载