Switching Characteristics - Serial Audio Port - Cirrus Logic CS4265 Manual

SWITCHING CHARACTERISTICS - SERIAL AUDIO PORT

Logic '0' = DGND = AGND = 0 V; Logic '1' = VL, C
Sample Rate
MCLK Specifications
MCLK Frequency
MCLK Input Pulse Width High/Low
MCLK Output Duty Cycle
Master Mode
LRCK Duty Cycle
SCLK Duty Cycle
SCLK falling to LRCK edge
SCLK falling to SDOUT valid
SDIN valid to SCLK rising setup time
SCLK rising to SDIN hold time
Slave Mode
LRCK Duty Cycle
SCLK Period
SCLK Pulse Width High
SCLK Pulse Width Low
SCLK falling to LRCK edge
SCLK falling to SDOUT valid
SDIN valid to SCLK rising setup time
SCLK rising to SDIN hold time
23. See Figures 3
DS657F3
Parameter
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
and 4 on page 20.
= 20 pF. (Note 23)
L
Symbol Min
Fs
Fs
Fs 100
f 1.024
mclk
t
clkhl
t
slr
t
sdo
t
sdis
t
sdih
-------------------- -
t
sclkw

128
t ----------------- -
sclkw

64
t ----------------- -
sclkw

64
t
sclkh
t
sclkl
t
slr
t
sdo
t
sdis
t
sdih
Typ Max
4 - 50
50 - 100
- 200
- 51.200
8 -
45 50 55
- 50
- 50
-10 - 10
0 - 36
16 -
20 -
40 50 60
9
10
-
Fs
9
10
-
Fs
9
10
-
Fs
30 -
48 -
-10 - 10
0 - 36
16 -
20 -
CS4265
Unit
kHz
kHz
kHz
MHz
- ns
%
- %
- %
ns
ns
- ns
- ns
%
- ns
- ns
- ns
- ns
- ns
ns
ns
- ns
- ns
19