wm8918 Wolfson Microelectronics plc, wm8918 Datasheet - Page 59

• Manufacturer Part Number: wm8918
• Description: Ultra Low Power Dac For Portable Audio Applications
• Manufacturer: Wolfson Microelectronics plc

Production Data
w
DACL_VOL or
DACR_VOL
1Ah
1Bh
1Ch
1Dh
1Eh
2Ah
2Bh
2Ch
2Dh
2Eh
3Ch
3Dh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
1Fh
20h
21h
22h
23h
24h
25h
26h
27h
28h
29h
2Fh
30h
31h
32h
33h
34h
35h
36h
37h
38h
39h
3Ah
3Bh
3Eh
3Fh
Ah
Bh
Ch
Dh
Eh
Fh
0h
1h
2h
3h
4h
5h
6h
7h
8h
9h
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 32 DAC Digital Volume Range
MUTE
DACL_VOL or
DACR_VOL
4Ch
4Dh
5Ch
5Dh
6Ch
6Dh
7Ch
41h
42h
43h
44h
45h
46h
47h
48h
49h
4Ah
4Bh
4Eh
4Fh
50h
51h
52h
53h
54h
55h
56h
57h
58h
59h
5Ah
5Bh
5Eh
5Fh
60h
61h
62h
63h
64h
65h
66h
67h
68h
69h
6Ah
6Bh
6Eh
6Fh
70h
71h
72h
73h
74h
75h
76h
77h
78h
79h
7Ah
7Bh
7Dh
7Eh
7Fh
40h
Volume (dB)
-48.000
-47.625
-47.250
-46.875
-46.500
-46.125
-45.750
-45.375
-45.000
-44.625
-44.250
-43.875
-43.500
-43.125
-42.750
-42.375
-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
-36.000
-35.625
-35.250
-34.875
-34.500
-34.125
-33.750
-33.375
-33.000
-32.625
-32.250
-31.875
-31.500
-31.125
-30.750
-30.375
-30.000
-29.625
-29.250
-28.875
-28.500
-28.125
-27.750
-27.375
-27.000
-26.625
-26.250
-25.875
-25.500
-25.125
-24.750
-24.375
DACL_VOL or
DACR_VOL
8Ch
8Dh
9Ch
9Dh
AAh
ABh
ACh
ADh
AEh
AFh
BAh
BBh
BCh
BDh
BEh
BFh
8Ah
8Bh
8Eh
8Fh
92h
93h
94h
95h
96h
97h
98h
99h
9Ah
9Bh
9Eh
9Fh
A0h
A1h
A2h
A3h
A4h
A5h
A6h
A7h
A8h
A9h
B0h
B1h
B2h
B3h
B4h
B5h
B6h
B7h
B8h
B9h
80h
81h
82h
83h
84h
85h
86h
87h
88h
89h
90h
91h
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
DACL_VOL or
PD, Rev 4.0, September 2010
DACR_VOL
CAh
CBh
CCh
CDh
CEh
CFh
D5h
D6h
D7h
D8h
D9h
DAh
DBh
DCh
DDh
DEh
DFh
EAh
EBh
ECh
EDh
EEh
FCh
FDh
C0h
C1h
C2h
C3h
C4h
C5h
C6h
C7h
C8h
C9h
D0h
D1h
D2h
D3h
D4h
E0h
E1h
E2h
E3h
E4h
E5h
E6h
E7h
E8h
E9h
EFh
F0h
F1h
F2h
F3h
F4h
F5h
F6h
F7h
F8h
F9h
FAh
FBh
FEh
FFh
Volume (dB)
WM8918
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
0.000
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