WM9090ECS/R Wolfson Microelectronics, WM9090ECS/R Datasheet - Page 56

• Manufacturer Part Number: WM9090ECS/R
• Description: Audio CODECs Audio Subsystem w/ capless headphones
• Manufacturer: Wolfson Microelectronics

Specifications of WM9090ECS/R

• Interface Type: 2-Wire, l2C
• Thd Plus Noise: 80 dB
• Ic Function: Ultra Low Power Audio Subsystem
• Brief Features: Mono Class D Speaker Driver, Automatic Gain Control (AGC)
• Supply Voltage Range: 2.7V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM9090
w
Register 02h Power Management (2)
Register 03h Power Management (3)
Register 06h Clocking 1
Managemen
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
ADDRESS
Clocking 1
R3 (03h)
R6 (06h)
Power
t (3)
BIT
BIT
BIT
14
15
14
6
5
4
8
5
4
3
SPKLVOL_EN
MIXOUTR_EN
TOCLK_RATE
MIXOUTL_EN
SPKMIX_ENA
TOCLK_ENA
IN1B_ENA
IN2A_ENA
IN2B_ENA
AGC_ENA
LABEL
LABEL
LABEL
A
A
A
DEFAULT
DEFAULT
DEFAULT
0
0
0
0
0
0
0
0
0
0
IN1B Input PGA Enable
0 = Disabled
1 = Enabled
(Note this is only required for single-ended input on the
IN1N pin)
IN2A Input PGA Enable
0 = Disabled
1 = Enabled
IN2B Input PGA Enable
0 = Disabled
1 = Enabled
(Note this is only required for single-ended input on the
IN2N pin)
AGC Enable
0 = Disabled
1 = Enabled
Speaker PGA Enable
0 = Disabled
1 = Enabled
Note that SPKMIXL and SPKLVOL are also enabled
when SPKOUTL_ENA is set.
MIXOUTL Headphone Mixer Enable
0 = Disabled
1 = Enabled
MIXOUTR Headphone Mixer Enable
0 = Disabled
1 = Enabled
SPKMIX Speaker Mixer Enable
0 = Disabled
1 = Enabled
TOCLK Rate Divider (/2)
0 = f / 2
1 = f / 1
TOCLK Enable
0 = Disabled
1 = Enabled
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, January 2010, Rev 3.0
REFER TO
REFER TO
REFER TO
Pre-Production
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