Manual

CS4397
10 DS333F1
SWITCHING CHARACTERISTICS (T
A
= -10 to 70°C; Logic 0 = AGND = DGND; Logic
1 = VD = 5.25 to 3.0 Volts; C
L
=20pF)
Parameter Symbol Min Typ Max Unit
Input Sample Rate (Single-speed mode)
(Double-speed mode)
(Quad-speed mode)
Fs
Fs
Fs
16
50
100
-
-
-
50
100
200
kHz
kHz
kHz
LRCK Duty Cycle 45 50 55 %
MCLK Frequency (Single-speed 256 Fs,
Double speed 128 Fs or Quad-speed 64 Fs)
4.096
- 12.8 MHz
MCLK Frequency (Single-speed 384 Fs,
Double speed 192 Fs or Quad-speed, 96 Fs
6.144
- 19.2 MHz
MCLK Frequency (Single-speed 512 Fs,
Double speed 256 Fs or Quad-speed, 128 Fs
8.192
- 25.6 MHz
MCLK Frequency (Single-speed 768 Fs,
Double speed 384 Fs or Quad-speed, 192 Fs
12.288
- 38.4 MHz
MCLK Duty Cycle 40 50 60 %
SCLK Frequency (Single-speed mode)
(Double-speed mode)
(Quad-speed mode)
-
-
-
-
-
-
256×Fs
128×Fs
64×Fs
Hz
Hz
Hz
SCLK rising to LRCK edge delay t
slrd
20 --ns
SCLK rising to LRCK edge setup time t
slrs
20 --ns
SDATA valid to SCLK rising setup time t
sdlrs
20 --ns
SCLK rising to SDATA hold time t
sdh
20 --ns
slrs
t
slrd
t
sdlrs
t
sdh
t
SDATA
SCLK
LRCK
Figure 1. Serial Audio Input Timing