WM8983GEFL/RV Wolfson Microelectronics, WM8983GEFL/RV Datasheet - Page 75

• 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

Production Data
w
Figure 39 Outputs OUT3 and OUT4
Table 48 OUT3 and OUT4 Boost Stages Control
Table 49 OUT3 and OUT4 Output Boost Stage Details
R49
Output control
R1
Power
management
1
OUT3BOOST/
OUT4BOOST
REGISTER
ADDRESS
0
1
3
4
8
BIT
STAGE GAIN
OUTPUT
1.5x
1x
OUT3BOOST
OUT4BOOST
BUFDCOPEN
LABEL
1.5xAVDD1/2
OUTPUT DC
AVDD1/2
LEVEL
0
DEFAULT
0
0
CONFIGURATION
OUTPUT STAGE
Non-inverting
Inverting
1 = OUT3 output gain = +1.5
1 = OUT4 output gain = +1.5
Dedicated buffer for DC level shifting
output stages when in 1.5x gain
boost configuration.
0=Buffer disabled
1=Buffer enabled (required for 1.5x
gain boost)
0 = OUT3 output gain = -1;
0 = OUT4 output gain = -1;
DC = AVDD1 / 2
DC = 1.5 x AVDD1 / 2
DC = AVDD1 / 2
DC = 1.5 x AVDD1 / 2
PD Rev 4.0 November 2006
DESCRIPTION
WM8983
75