WM8976GEFL/V Wolfson Microelectronics, WM8976GEFL/V Datasheet - Page 100

• 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

WM8976
w
53 (35h)
54 (36h)
55 (37h)
56 (38h)
REGISTER
ADDRESS
5:0
8
7
6
5:0
8
7
6
5:0
8
7
6
5:0
8:7
6
5:4
BIT
LOUT1VOL
HPVU
ROUT1ZC
ROUT1
MUTE
ROUT1VOL
SPKVU
LOUT2ZC
LOUT2
MUTE
LOUT2VOL
SPKVU
ROUT2ZC
ROUT2
MUTE
ROUT2VOL
OUT3MUTE
LABEL
00
0
00
111001
N/A
0
0
111001
N/A
0
0
111001
N/A
0
0
111001
DEFAULT
Right headphone output volume:
Left headphone output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
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
Right headphone output mute:
0 = Normal operation
1 = Mute
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
LOUT2 and ROUT2 volumes do not update until a
1 is written to SPKVU (in reg 54 or 55)
Speaker volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Left speaker output mute:
0 = Normal operation
1 = Mute
Left speaker output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
LOUT2 and ROUT2 volumes do not update until a
1 is written to SPKVU (in reg 54 or 55)
Speaker volume zero cross enable:
1 = Change gain on zero cross only
0 = Change gain immediately
Right speaker output mute:
0 = Normal operation
1 = Mute
Right speaker output volume:
000000 = -57dB
...
111001 = 0dB
...
111111 = +6dB
Reserved
0 = Output stage outputs OUT3 mixer
1 = Output stage muted – drives out VMID. Can be
used as VMID buffer in this mode.
Reserved
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
Analogue
Outputs
Analogue
Outputs
REFER TO
Production Data
100