AK4640_05 AKM [Asahi Kasei Microsystems], AK4640_05 Datasheet - Page 77

• Manufacturer Part Number: AK4640_05
• Description: 16-Bit ?? CODEC with MIC/HP/SPK-AMP
• Manufacturer: AKM [Asahi Kasei Microsystems]

ASAHI KASEI
MS0273-E-02
Date (YY/MM/DD)
04/03/16
04/11/26
05/04/27
Revision
00
01
02
Reason
First Edition
Explanation
addition:
Explanation
change:
Error correct
XXXXXXX :
1
XXXXXXX
AK4640VN
MARKING (AK4640VN)
Revision History
Date code identifier (7 digits)
AKM
Page
27
36
69
1
38-39
1
- 77 -
Contents
Audio Interface Format
Headphone Output
Headphone Output Sequence (6), (7)
Features
SPK-AMP
Features
[When LOOP bit = “1”, audio interface format
of SDTO is fixed to I
bits setting.] is added.
Rise/fall time constant:
Time until the common goes to HVSS when
PMHPL/R bits = “1”
Rise/fall time constant:
SPK-AMP Output Power: 300mW
“Connection Example for 400mW output” is
added.
MCLK(min): 1.792MHz
2
S regardless of DIF1-0
τ
τ
“0”: 500ms(max).
= 250ms(max).
= 250ms(max)
2.048MHz
400mW
[AK4640]
2005/04