CS8416-IS Cirrus Logic, CS8416-IS Datasheet - Page 7

• Manufacturer Part Number: CS8416-IS
• Description: 192 kHZ DIGITAL AUDIO INTERFACE RECEIVER
• Manufacturer: Cirrus Logic

SWITCHING CHARACTERISTICS - SERIAL AUDIO PORTS
(T
V, Inputs: Logic 0 = 0 V, Logic 1 = VL+; C
Notes: 5. In Software mode the active edges of OSCLK are programmable.
DS578PP2
OSCLK Active Edge to SDOUT Output Valid
Master Mode
RMCK to OSCLK active edge delay
RMCK to OLRCK delay
OSCLK and OLRCK Duty Cycle
Slave Mode
OSCLK Period
OSCLK Input Low Width
OSCLK Input High Width
OSCLK Active Edge to OLRCK Edge
OSCLK Edge Setup Before OSCLK Active-Edge
A
(o u tp u t)
O S C L K
(o utp ut)
O L R C K
(o u tp u t)
R M C K
= 25 °C for suffixes ‘CS’ & ’CZ’, T
Figure 1. Audio Port Master Mode Timing
6. In Software mode the polarity of OLRCK is programmable.
7. This delay is to prevent the previous OSCLK edge from being interpreted as the first one after OLRCK
8. This setup time ensures that this OSCLK edge is interpreted as the first one after OLRCK has changed.
has changed.
t s m d
Parameter
t
A
lm d
= -40 to 85 °C for ‘IS’ & ‘IZ’ ; VA+ = VD+ = 3.3 V ± 5%, VL+ = 3.135 V to 5.5
L
= 20 pF)
(Notes
(Notes
(Note
(Note
(Note
Figure 2. Audio Port Slave Mode and Data Input Timing
5,6,7)
5,6,8)
OSCLK
OLRCK
(input)
SDOUT
(input)
5)
5)
6)
Symbol
t
t
t
t
t
t
t
t
sckw
lrckd
sckh
lrcks
smd
dpd
sckl
lmd
t
lrckd
t
Min
lrcks
36
14
14
10
10
0
0
-
-
t
Typ
50
sckh
-
-
-
-
-
-
-
-
t
sckw
t
Max
sckl
15
10
10
-
-
-
-
-
-
t dpd
CS8416
Units
ns
ns
ns
ns
ns
ns
ns
ns
%
7