WM9090ECS/R Wolfson Microelectronics, WM9090ECS/R Datasheet - Page 26

• 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
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Table 11 Output PGA Volume Range
PGA GAIN SETTING
1Ah
1Bh
1Ch
1Dh
1Eh
1Fh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
Ah
Bh
Ch
Dh
Eh
0h
1h
2h
3h
4h
5h
6h
7h
8h
9h
Fh
VOLUME (dB)
-57
-56
-55
-54
-53
-52
-51
-50
-49
-48
-47
-46
-45
-44
-43
-42
-41
-40
-39
-38
-37
-36
-35
-34
-33
-32
-31
-30
-29
-28
-27
-26
PGA GAIN SETTING
2Ah
2Bh
2Ch
2Dh
2Eh
3Ah
3Bh
3Ch
3Dh
3Eh
20h
21h
22h
23h
24h
25h
26h
27h
28h
29h
2Fh
30h
31h
32h
33h
34h
35h
36h
37h
38h
39h
3Fh
PD, November 2010, Rev 4.1
VOLUME (dB)
-25
-24
-23
-22
-21
-20
-19
-18
-17
-16
-15
-14
-13
-12
-11
-10
+1
+2
+3
+4
+5
+6
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
Production Data
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