AKD4385-SC Datasheet, PDF (24/31 Pages) Asahi Kasei Microsystems – 192kHz sampling 24Bit ΔΣ DAC

ASAHI KASEI
[AKD4385-SC]
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
r
-90
A
-100
-110
-120
-130
-140
-150
-160
-170
-180
90
(fs=192kHz)
AK4385 FFT
VDD=5V, fs=192kHz, MCLK=128fs, -60dBFS input, fin=1kHz
200
500
1k
2k
5k
10k
20k
Hz
Figure 28. FFT (fin=1kHz, -60dBFS input)
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
r
-90
A
-100
-110
-120
-130
-140
-150
-160
-170
-180
90
200
<KM082701>
AK4385 FFT
VDD=5V, fs=192kHz, MCLK=128fs, fin=No signal
500
1k
2k
Hz
5k
10k
20k
Figure 29. FFT (Noise Floor)
24
50k 80k
50k 80k
2006/04