AK5365 Datasheet, PDF (35/41 Pages) Asahi Kasei Microsystems – 24-BIT 96KHZ ADC WITH SELETOR/PGA/ALCl

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