AKD4341-SB Datasheet, PDF (8/23 Pages) Asahi Kasei Microsystems – 192kHz sampling 24Bit ΔΣ DAC

ASAHI KASEI
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
r
-90
A
-100
-110
-120
-130
-140
-150
-160
-170
-180
20
50
(DAC fs=44.1kHz)
AK4341 FFT
HVDD=9V, VDD=3.3V, fs=44.1kHz, No signal input
[AKD4341-SB]
100
200
500
1k
2k
Hz
Figure 10. FFT(noise floor)
5k
10k
20k
AKM
+0
-10
-20
-30
-40
-50
-60
-70
d
-80
B
r
-90
A
-100
-110
-120
-130
-140
-150
-160
-170
-180
20
AK4341 FFT Out of band noise
HVDD=9V, VDD=3.3V, fs=44.1kHz, No signal input
50
100
200
500
1k
2k
Hz
5k
10k
20k
Figure 11. FFT(out-of-band noise)
50k
100k
<KM087300>
8
2007/03