WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 38

• Manufacturer Part Number: WM8903LGEFK/RV
• Description: Audio CODECs ULTRA LOW PWR HI FI CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8903LGEFK/RV

• Audio Codec Type: Stereo Codec
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 6
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Sampling Rate: 96kHz
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Adcs / Dacs Signal To Noise Ratio: 96dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8903
w
ADCL_VOL or
ADCR_VOL
1Ch
1Dh
2Ch
2Dh
3Ch
3Dh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
1Ah
1Bh
1Eh
1Fh
20h
21h
22h
23h
24h
25h
26h
27h
28h
29h
2Ah
2Bh
2Eh
2Fh
30h
31h
32h
33h
34h
35h
36h
37h
38h
39h
3Ah
3Bh
3Eh
3Fh
Ah
Bh
Ch
Dh
Eh
0h
1h
2h
3h
4h
5h
6h
7h
8h
9h
Fh
Volume (dB)
-71.625
-71.250
-70.875
-70.500
-70.125
-69.750
-69.375
-69.000
-68.625
-68.250
-67.875
-67.500
-67.125
-66.750
-66.375
-66.000
-65.625
-65.250
-64.875
-64.500
-64.125
-63.750
-63.375
-63.000
-62.625
-62.250
-61.875
-61.500
-61.125
-60.750
-60.375
-60.000
-59.625
-59.250
-58.875
-58.500
-58.125
-57.750
-57.375
-57.000
-56.625
-56.250
-55.875
-55.500
-55.125
-54.750
-54.375
-54.000
-53.625
-53.250
-52.875
-52.500
-52.125
-51.750
-51.375
-51.000
-50.625
-50.250
-49.875
-49.500
-49.125
-48.750
-48.375
Table 10 ADC Digital Volume Range
MUTE
ADCL_VOL or
ADCR_VOL
4Ah
4Bh
4Ch
4Dh
4Eh
4Fh
5Ah
5Bh
5Ch
5Dh
5Eh
5Fh
6Ah
6Bh
6Ch
6Dh
6Eh
6Fh
7Ah
7Bh
7Ch
7Dh
7Eh
7Fh
40h
41h
42h
43h
44h
45h
46h
47h
48h
49h
50h
51h
52h
53h
54h
55h
56h
57h
58h
59h
60h
61h
62h
63h
64h
65h
66h
67h
68h
69h
70h
71h
72h
73h
74h
75h
76h
77h
78h
79h
Volume (dB)
-43.500
-43.125
-42.375
-36.000
-35.625
-35.250
-34.875
-34.500
-34.125
-31.500
-31.125
-30.375
-25.500
-25.125
-48.000
-47.625
-47.250
-46.875
-46.500
-46.125
-45.750
-45.375
-45.000
-44.625
-44.250
-43.875
-42.750
-42.000
-41.625
-41.250
-40.875
-40.500
-40.125
-39.750
-39.375
-39.000
-38.625
-38.250
-37.875
-37.500
-37.125
-36.750
-36.375
-33.750
-33.375
-33.000
-32.625
-32.250
-31.875
-30.750
-30.000
-29.625
-29.250
-28.875
-28.500
-28.125
-27.750
-27.375
-27.000
-26.625
-26.250
-25.875
-24.750
-24.375
ADCL_VOL or
ADCR_VOL
AAh
ABh
ACh
ADh
AEh
BAh
BBh
BCh
BDh
BEh
8Ah
8Bh
8Ch
8Dh
8Eh
8Fh
9Ah
9Bh
9Ch
9Dh
9Eh
9Fh
A0h
A1h
A2h
A3h
A4h
A5h
A6h
A7h
A8h
A9h
AFh
B0h
B1h
B2h
B3h
B4h
B5h
B6h
B7h
B8h
B9h
BFh
80h
81h
82h
83h
84h
85h
86h
87h
88h
89h
90h
91h
92h
93h
94h
95h
96h
97h
98h
99h
Volume (dB)
-24.000
-23.625
-23.250
-22.875
-22.500
-22.125
-21.750
-21.375
-21.000
-20.625
-20.250
-19.875
-19.500
-19.125
-18.750
-18.375
-18.000
-17.625
-17.250
-16.875
-16.500
-16.125
-15.750
-15.375
-15.000
-14.625
-14.250
-13.875
-13.500
-13.125
-12.750
-12.375
-12.000
-11.625
-11.250
-10.875
-10.500
-10.125
-9.750
-9.375
-9.000
-8.625
-8.250
-7.875
-7.500
-7.125
-6.750
-6.375
-6.000
-5.625
-5.250
-4.875
-4.500
-4.125
-3.750
-3.375
-3.000
-2.625
-2.250
-1.875
-1.500
-1.125
-0.750
-0.375
ADCL_VOL or
ADCR_VOL
PP, Rev 3.1, August 2009
CAh
CBh
CCh
CDh
CEh
DAh
DBh
DCh
DDh
DEh
ECh
EDh
C0h
C1h
C2h
C3h
C4h
C5h
C6h
C7h
C8h
C9h
CFh
D0h
D1h
D2h
D3h
D4h
D5h
D6h
D7h
D8h
D9h
DFh
E0h
E1h
E2h
E3h
E4h
E5h
E6h
E7h
E8h
E9h
EAh
EBh
EEh
EFh
F0h
F1h
F2h
F3h
F4h
F5h
F6h
F7h
F8h
F9h
FAh
FBh
FCh
FDh
FEh
FFh
Volume (dB)
Pre-Production
10.125
10.500
10.875
11.250
11.625
12.000
12.375
12.750
13.125
13.500
13.875
14.250
14.625
15.000
15.375
15.750
16.125
16.500
16.875
17.250
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
17.625
0.000
0.375
0.750
1.125
1.500
1.875
2.250
2.625
3.000
3.375
3.750
4.125
4.500
4.875
5.250
5.625
6.000
6.375
6.750
7.125
7.500
7.875
8.250
8.625
9.000
9.375
9.750
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