WM8976GEFL/V Wolfson Microelectronics, WM8976GEFL/V Datasheet - Page 99

• Manufacturer Part Number: WM8976GEFL/V
• Description: Audio CODECs Mono ADC Stereo DAC with Spkr
• Manufacturer: Wolfson Microelectronics

Specifications of WM8976GEFL/V

• Mounting Style: SMD/SMT
• Package / Case: QFN-32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Production Data
w
50 (32h)
51 (33h)
52 (34h)
REGISTER
ADDRESS
0
8:6
5
4:2
1
0
8:6
5
4:1
0
8
7
6
BIT
VROI
AUXLMIX
VOL
AUXL2L
MIX
BYPLMIX
VOL
BYPL2L
MIX
DACL2L
MIX
AUXRMIX
VOL
AUXR2R
MIX
DACR2R
MIX
HPVU
LOUT1ZC
LOUT1
MUTE
LABEL
0
000
0
000
0
1
000
0
0000
1
N/A
0
0
DEFAULT
VREF (AVDD/2 or 1.5xAVDD/2) to analogue
output resistance
0: approx 1kΩ
1: approx 30 kΩ
Aux left channel input to left mixer volume control:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
Left Auxiliary input to left channel output mixer:
0 = not selected
1 = selected
Bypass volume contol to left output channel mixer:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
Bypass path (from the input boost output) to left
output mixer
0 = not selected
1 = selected
Left DAC output to left output mixer
0 = not selected
1 = selected
Aux right channel input to right mixer volume
control:
000 = -15dB
001 = -12dB
…
101 = 0dB
110 = +3dB
111 = +6dB
Right Auxiliary input to right channel output mixer:
0 = not selected
1 = selected
Reserved
Right DAC output to right output mixer
0 = not selected
1 = selected
LOUT1 and ROUT1 volumes do not update until a
1 is written to HPVU (in reg 52 or 53)
Headphone volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Left headphone output mute:
0 = Normal operation
1 = Mute
DESCRIPTION
PD Rev 4.4 July 2009
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
REFER TO
WM8976
99