AK4127VF 参数 Datasheet PDF下载

[AK4127]

SRC CHARACTERISTICS

(Ta=25°C; AVDD=DVDD=3.3V; AVSS=DVSS=0V; data = 24bit; measurement bandwidth = 20Hz ~ FSO/2; unless

otherwise specified.)

Parameter

Symbol

min

typ

max

Units

SRC Characteristics:

Resolution

24

Bits

Input Sample Rate

FSI

8

216

kHz

Output Sample Rate

FSO

8

216

kHz

THD+N

(Input = 1kHz, 0dBFS, Note 5)

FSO/FSI = 44.1kHz/48kHz

-

−130

-

dB

FSO/FSI = 48kHz/44.1kHz

-

−124

-

dB

FSO/FSI = 48kHz/192kHz

-

−133

-

dB

FSO/FSI = 192kHz/48kHz

-

−124

-

dB

Worst Case (FSO/FSI = 32kHz/176.4kHz)

-

-

−91

dB

Dynamic Range (Input = 1kHz,

−60dBFS,

FSO/FSI = 44.1kHz/48kHz

-

136

-

dB

FSO/FSI = 48kHz/44.1kHz

-

136

-

dB

FSO/FSI = 48kHz/192kHz

-

136

-

dB

FSO/FSI = 192kHz/48kHz

-

132

-

dB

Worst Case (FSO/FSI = 48kHz/32kHz)

132

-

-

dB

Dynamic Range (Input = 1kHz,

−60dBFS,

A-weighted, Note 5)

FSO/FSI = 44.1kHz/48kHz

-

140

-

dB

Ratio between Input and Output Sample Rate

FSO/FSI

1/6

6

-

Note 5. Measured by Audio Precision System Two Cascade

MS0593-E-01

-7-

2007/07