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AK2301A Datasheet, PDF (8/20 Pages) Asahi Kasei Microsystems – 3.3V Single channel PCM CODEC LSI
ASAHI KASEI
AK2301A
CODEC
* The receive and transmit op-amp’s characteristics are measured at the 0dB gain.
The frequency specifications when FS deviation from 8kHz are as follows:
Used FS × noted frequency specification = Effective frequency specification
8k[Hz]
Absolute Gain
Parameter
Analog input level
Absolute transmit gain
Maximum overload level
Analog output level
Absolute receive gain
Maximum overload level
VFTP,VFTN
→
DX
DR
→
VR
Conditions
0dBm0@1020Hz input
3.14dBm0
0dBm0@1020Hz input
3.14dBm0
Min Typ Max
- 0.531 -
-0.6 - 0.6
- 0.762 -
- 0.531 -
-0.6 - 0.6
- 0.762 -
Unit
Vrms
dB
Vrms
Vrms
dB
Vrms
Frequency response
Parameter
Conditions
Transmit frequency response Relative to:
0.05kHz
(A→D)
0dBm0@1020Hz
0.06kHz
0.2kHz
VFTP,VFTN → DX
0.3~3.0kHz
3.4kHz
4.0kHz
Receive frequency response Relative to:
0~3.0kHz
(D→A)
0dBm0@1020Hz
3.4kHz
DR → VR
4.0kHz
Min Typ Max Unit
30
-
-
26
-
-
0
- 1.8
-0.15 - 0.15 dB
0
- 0.8
14
-
-
-0.15 - 0.15
0
- 0.8 dB
14
-
-
Distortion
Parameter
Condtions
Transmit signal to Distortion 1020Hz Tone
(A→D)
0dBm0
VFTP,VFTN → DX C-message
Receive signal to Distortion 1020Hz Tone
(D→A)
0dBm0
DR → VR
C-message
Min Typ Max Unit
70
75
- dB
70
75
- dB
<MS0300-E-00>
8
2004/3