ak4127 AKM Semiconductor, Inc., ak4127 Datasheet - Page 7

• Manufacturer Part Number: ak4127
• Description: 192khz / 24bit High Performance Asynchronous Src
• Manufacturer: AKM Semiconductor, Inc.

(Ta=25°C; AVDD=DVDD=3.3V; AVSS=DVSS=0V; data = 24bit; measurement bandwidth = 20Hz ~ FSO/2; unless
otherwise specified.)
Note 5. Measured by Audio Precision System Two Cascade
MS0593-E-01
Parameter
SRC Characteristics:
Resolution
Input Sample Rate
Output Sample Rate
THD+N
Dynamic Range (Input = 1kHz, −60dBFS, Note 5)
Dynamic Range (Input = 1kHz, −60dBFS, A-weighted, Note 5)
Ratio between Input and Output Sample Rate
(Input = 1kHz, 0dBFS, Note 5)
FSO/FSI = 44.1kHz/48kHz
FSO/FSI = 48kHz/44.1kHz
FSO/FSI = 48kHz/192kHz
FSO/FSI = 192kHz/48kHz
Worst Case (FSO/FSI = 32kHz/176.4kHz)
FSO/FSI = 44.1kHz/48kHz
FSO/FSI = 48kHz/44.1kHz
FSO/FSI = 48kHz/192kHz
FSO/FSI = 192kHz/48kHz
Worst Case (FSO/FSI = 48kHz/32kHz)
FSO/FSI = 44.1kHz/48kHz
SRC CHARACTERISTICS
- 7 -
FSO/FSI
Symbol
FSO
FSI
min
132
1/6
8
8
-
-
-
-
-
-
-
-
-
-
−130
−124
−133
−124
136
136
136
132
140
typ
-
-
max
216
216
−91
24
6
-
-
-
-
-
-
-
-
-
-
[AK4127]
2007/07
Units
kHz
kHz
Bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
-