ak5365 AKM Semiconductor, Inc., ak5365 Datasheet - Page 35

• Manufacturer Part Number: ak5365
• Description: 24-bit 96khz ?? Adc With Selector/pga/alc
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0164-E-01
Data (hex)
7DH
98H
97H
96H
82H
81H
80H
7FH
7EH
70H
6FH
6EH
60H
5FH
5EH
50H
4FH
4EH
40H
3FH
3EH
30H
2FH
2EH
20H
1FH
1EH
10H
0FH
0EH
05H
04H
03H
02H
01H
00H
:
:
:
:
:
:
:
:
:
(DATT)
Internal
8031
7775
7519
4191
3999
3871
2079
1983
1919
1023
943
495
455
231
211
975
471
219
99
93
89
33
30
28
10
8
6
4
2
0
-
-
-
-
-
-
-
:
:
:
:
:
:
:
:
Gain (dB)
MUTE
+11.5
+1.0
+0.5
11.74
12.15
12.43
17.90
18.32
18.61
24.20
24.64
24.94
30.82
31.29
31.61
38.18
38.73
39.11
47.73
48.55
49.15
58.10
60.03
62.53
66.05
72.07
+12
+11
0.28
0.57
5.65
6.06
6.34
0
0
:
:
:
:
:
:
:
:
:
Table 17. IPGA Code Table
Step width (dB)
- 35 -
0.28
0.29
0.51
0.41
0.28
0.52
0.41
0.28
0.53
0.42
0.29
0.54
0.43
0.30
0.58
0.46
0.32
0.67
0.54
0.38
0.99
0.83
0.60
1.58
1.94
2.50
3.52
6.02
0.5
0.5
0.5
0.5
0.5
-
-
-
:
:
:
:
:
:
:
:
External 128 levels are converted to internal
8032 linear levels of DATT. Internal DATT
soft-changes between data.
DATT =2^m x (2 x l + 33) – 33
m: MSB 3-bits of data
l: LSB 4-bits of data
Analog volume with 0.5dB step
DATT
IPGA
[AK5365
2002/08
]