WM8983GEFL/RV Wolfson Microelectronics, WM8983GEFL/RV Datasheet - Page 110

• Manufacturer Part Number: WM8983GEFL/RV
• Description: Audio CODECs Mbl Multimedia CODEC w/ 1W Speaker Driver
• Manufacturer: Wolfson Microelectronics

Specifications of WM8983GEFL/RV

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-32
• Minimum Operating Temperature: - 25 C

WM8983
w
49 (31h)
50 (32h)
REGISTER
ADDRESS
6:4
3
2:0
8:7
6
5
3
4
2
1
0
8:6
5
BIT
R2_2BOOSTVOL
AUXR2BOOSTVOL
DACL2RMIX
DACR2LMIX
OUT3BOOST
OUT4BOOST
SPKBOOST
TSDEN
VROI
AUXLMIXVOL
AUXL2LMIX
LABEL
000
0
000
00
0
0
0
0
0
1
0
000
0
DEFAULT
Controls the R2 pin to the right channel input
boost stage:
000=Path disabled (disconnected)
001=-12dB gain through boost stage
010=-9dB gain through boost stage
…
111=+6dB gain through boost stage
Reserved
Controls the auxilliary amplifer to the right
channel input boost stage:
000=Path disabled (disconnected)
001=-12dB gain through boost stage
010=-9dB gain through boost stage
…
111=+6dB gain through boost stage
Reserved
Left DAC output to right output mixer
0 = not selected
1 = selected
Right DAC output to left output mixer
0 = not selected
1 = selected
Output 3 Gain
0 = OUT3 output gain = -1;
1 = OUT3 output gain = +1.5
Output 4 Gain
0 = OUT4 output gain = -1;
1 = OUT4 output gain = +1.5
Speaker Gain
0 = speaker gain = -1;
1 = speaker gain = +1.5;
Thermal Shutdown Enable
0 : thermal shutdown disabled
1 : thermal shutdown enabled
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 Auxilliary input to left channel output mixer:
0 = not selected
1 = selected
DC = AVDD1 / 2
DC = 1.5 x AVDD1 / 2
DC = AVDD1 / 2
DC = 1.5 x AVDD1 / 2
DC = AVDD1 / 2
DC = 1.5 x AVDD1 / 2
DESCRIPTION
PD Rev 4.0 November 2006
Input Signal
Path
Input Signal
Path
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Analogue
Outputs
Production Data
REFER TO
110