WM9090ECS/R Wolfson Microelectronics, WM9090ECS/R Datasheet - Page 63

• 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

w
Pre-Production
Register 30h Output Mixer4
Register 36h Speaker Mixer
Register 39h AntiPOP2
Register 46h Write Sequencer 0
Sequencer 0
REGISTER
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
ADDRESS
ADDRESS
R54 (36h)
R57 (39h)
AntiPOP2
R70 (46h)
Speaker
Mixer
Write
BIT
BIT
BIT
BIT
3:0
6
4
2
0
3
0
8
VMID_BUF_EN
WSEQ_WRITE
IN1A_TO_SPK
IN1B_TO_SPK
IN2A_TO_SPK
IN2B_TO_SPK
_INDEX [3:0]
WSEQ_ENA
R_VOL [1:0]
VMID_ENA
LABEL
LABEL
LABEL
LABEL
MIX
MIX
MIX
MIX
A
DEFAULT
DEFAULT
DEFAULT
DEFAULT
0000
0
0
0
0
1
1
0
00 = 0dB
01 = -6dB
10 = -9dB
11 = -12dB
IN1A to SPKMIX enable
0 = Disabled
1 = Enabled
IN1B to SPKMIX enable
0 = Disabled
1 = Enabled
IN2A to SPKMIX enable
0 = Disabled
1 = Enabled
IN2B to SPKMIX enable
0 = Disabled
1 = Enabled
VMID Buffer Enable
0 = Disabled
1 = Enabled
Enable VMID master bias current source
0 = Disabled
1 = Enabled
Write Sequencer Enable.
0 = Disabled
1 = Enabled
Sequence Write Index. This is the memory location to
which any updates to R71 and R72 will be copied.
0 to 15 = RAM addresses
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, January 2010, Rev 3.0
REFER TO
REFER TO
REFER TO
REFER TO
WM9090
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