CS8406-DZZR Cirrus Logic Inc, CS8406-DZZR Datasheet - Page 6

• Manufacturer Part Number: CS8406-DZZR
• Description: IC,Digital Audio Transmitter,CMOS,TSSOP,28PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

6
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORTS
(Inputs: Logic 0 = 0 V, Logic 1 = VL; C
Notes:
SDIN Setup Time Before ISCLK Active Edge
SDIN Hold Time After ISCLK Active Edge
Master Mode
OMCK to ISCLK active edge delay
OMCK to ILRCK delay
ISCLK and ILRCK Duty Cycle
Slave Mode
ISCLK Period
ISCLK Input Low Width
ISCLK Input High Width
ISCLK Active Edge to ILRCK Edge
ILRCK Edge Setup Before ISCLK Active Edge
(output)
ISCLK
ILRCK
(output)
OMCK
(input)
Figure 1. Audio Port Master Mode Timing
5. The active edge of ISCLK is programmable in Software Mode.
6. The polarity of ILRCK is programmable in Software Mode.
7. Prevents the previous ISCLK edge from being interpreted as the first one after ILRCK has changed.
8. This setup time ensures that this ISCLK edge is interpreted as the first one after ILRCK has changed.
t smd
Parameter
t
lmd
L
= 20 pF)
(input)
(Note 5)
(Note 5)
(Note 5)
(Note 6)
(Note 7)
(Note 8)
ISCLK
ILRCK
(input)
SDIN
Figure 2. Audio Port Slave Mode and Data Input Timing
Symbol
t
lrckd
t
t
t
t
t
t
t
sckw
sckh
lrckd
lrcks
smd
t
t
sckl
lmd
ds
dh
t
lrcks
Min
14.4
14.4
10
36
10
10
8
0
0
-
t
ds
t
Typ
50
sckh
t
dh
-
-
-
-
-
-
-
-
-
t
sckw
Max
17
16
t
-
-
-
-
-
-
-
-
sckl
CS8406
DS580F4
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
%