AKD4955-A Datasheet, PDF (53/89 Pages) Asahi Kasei Microsystems – AK4955 Evaluation Board Rev.3

[AKD4955-A]
1-b). ADC [LIN2/RIN2 pins, MGAIN = “0dB”]
AKM
-70
AK4955 S/(N+D) vs. Input Level [ ADC, LIN2/RIN2 ]
AVDD=LVDD=SVDD=3.3V, DVDD=TVDD=1.8V, fs=48kHz, External Slave Mode, MGAIN="+0dB"
-72
-74
-76
-78
-80
-82
d
-84
B
F
S
-86
-88
-90
-92
-94
-96
-98
-100
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
dBr
Figure 67.S/(N+D) vs. Input Level
AKM
-70
-72
-74
-76
-78
-80
-82
d
-84
B
F
S
-86
-88
-90
-92
-94
-96
-98
-100
20
AK4955 S/(N+D) vs. Input Frequency [ ADC, LIN2/RIN2 ]
AVDD=LVDD=SVDD=3.3V, DVDD=TVDD=1.8V, fs=48kHz, External Slave Mode, MGAIN="+0dB"
50
100
200
500
1k
2k
Hz
Figure 68.S/(N+D) vs. Input Frequency
5k
10k
20k
<KM104703>
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2011/08