WM8776SEFT/V Wolfson Microelectronics, WM8776SEFT/V Datasheet - Page 45

• Manufacturer Part Number: WM8776SEFT/V
• Description: Audio CODECs Stereo CODEC with 5-Ch Mux
• Manufacturer: Wolfson Microelectronics

Specifications of WM8776SEFT/V

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-48
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Production Data
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Master Mode
REGISTER
PWR Down
Attenuation
ADDRESS
R12 (0Ch)
R13 (0Dh)
R14 (0Eh)
0001100
0001101
0001110
Control
Control
ADCL
BIT
7:0
2:0
6:4
7
8
8
3
0
1
2
3
6
ADCRATE[2:0]
DACRATE[2:0]
ADCOSR
LAG[7:0]
ADCPD
DACPD
DACMS
ADCMS
LABEL
PDWN
AINPD
HPPD
ZCLA
DEFAULT
11001111
(0dB)
010
010
0
0
0
0
0
1
0
0
0
Master Mode ADCMCLK:ADCLRC ratio select:
ADC oversample rate select
Master Mode DACMCLK:DACLRC ratio select:
DAC Maser/Slave interface mode select
0: Slave Mode – DACLRC and DACBCLK are inputs
1: Master Mode –DACLRC and DACBCLK are outputs
ADC Maser/Slave interface mode select
0: Slave Mode – ADCLRC and ADCBCLK are inputs
1: Master Mode – ADCLRC and ADCBCLK are outputs
Chip Powerdown Control (works in tandem with ADCD and
DACD):
ADC powerdown:
DAC powerdown
Headphone Output/PGA’s powerdown
AINPD powerdown
Attenuation data for left channel ADC gain in 0.5dB steps.
00000000 : digital mute
00000001 : -103dB
………..
11001111 : 0dB
…………
11111110 : +23.5dB
11111111 : +24dB
Left ADC zero cross enable:
010: 256fs
011: 384fs
100: 512fs
0: 128x oversampling
1: 64x oversapmling
000: 128fs
001: 192fs
010: 256fs
011: 384fs
100: 512fs
0: All circuits running, outputs are active
1: All circuits in power save mode, outputs muted
0: ADC enabled
1: ADC disabled
0: DAC enabled
1: DAC disabled
0: Headphone out enabled
1: Headphone out disabled
0: ANALOGUE INPUT enabled
0: Zero cross disabled
1: Zero cross enabled
1: ANALOGUE INPUT disabled
DESCRIPTION
PD, Rev 4.1, September 2008
WM8776
45