ak4633 AKM Semiconductor, Inc., ak4633 Datasheet - Page 81

• Manufacturer Part Number: ak4633
• Description: 16-bit ?? Mono Codec With Alc & Mic/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0447-E-03
Date (YY/MM/DD)
05/12/26
06/04/28
Revision
00
03
Reason
First Edition
Error Correct
Error Correct
Add
Explanation
Add
Explanation
Error Correct
1
XXXX: Date code (4 digit)
Pin #1 indication
Revision History
4633
XXXX
Page
54
MARKING
40
41
42
53, 75 Speaker-Amp Control Sequence
- 81 -
Contents
Table 19 : PDSDO bit →
2 Band Equalizer : The Coefficient of C is corrected.
[Before correct]
C =
[After correct]
C =
2 Band Equalizer : The note is added when these
equalizer are used as notch filters
“1” is added.
Serial control interface
Bit6 in Figure 43 : A2 → A1
The wait time from PMSPK bit = “1” to SPPSN bit is
−
1 + tan (πfb/fs)
1 − tan (πfb/fs)
1 + tan (πfb/fs)
1 − tan (πfb/fs)
PFSDO bit
[AK4633]
2006/04