AK7738VQ Datasheet, PDF (30/42 Pages) Asahi Kasei Microsystems – Multi DSP with 5ch ADC + 4ch DAC + 8ch SRC

[AK7738]
4. FSCONV
(Ta=25C; AVDD=3.0~3.6V; LVDD=3.0~3.6V; TVDD1=1.7~3.6V; TVDD2=1.7~3.6V;
VDD33=3.0~3.6V; AVSS=DVSS1=DVSS2=DVSS3=0V)
Parameter
Symbol
min
typ
max
Unit
Passband
-0.01dB
0.167 ≤ FSO/FSI ≤ 0.363
PB
0
0.1814FSI kHz
Stopband
0.167 ≤ FSO/FSI ≤ 0.363
SB 0.8185FSI
kHz
Passband Ripple
0.167 ≤ FSO/FSI ≤ 0.363
PR
±0.005 dB
Stopband Attenuation
0.167 ≤ FSO/FSI ≤ 0.363
SA
94.0
dB
Group Delay (Ts=1/FSI)
(Note 37)
GD
9
Ts
Note 37. It is the time from a rising edge of input LRCK after data is input to a rising edge of output LRCK
just before the data is output when there is no phase difference between input and output LRCK.
015000122-E-00-PB
- 30 -
2015/01