CS4382A Cirrus Logic, CS4382A Datasheet - Page 14

• Manufacturer Part Number: CS4382A
• Description: 192 kHz 8-Channel D/A Converter
• Manufacturer: Cirrus Logic

14
SWITCHING CHARACTERISTICS - PCM
(Inputs: Logic 0 = GND, Logic 1 = VLS, C
Notes:
RST pin Low Pulse Width
MCLK Frequency
MCLK Duty Cycle
Input Sample Rate - LRCK
LRCK Duty Cycle
SCLK Duty Cycle
SCLK High Time
SCLK Low Time
LRCK Edge to SCLK Rising Edge
SDIN Setup Time Before SCLK Rising Edge
SDIN Hold Time After SCLK Rising Edge
14. After powering up, RST should be held low until after the power supplies and clocks are settled.
15. See Table 1 on page 20 for suggested MCLK frequencies.
LRCK
SCLK
SDINx
Parameters
Figure 1. Serial Audio Interface Timing
L
= 30 pF)
Double-Speed Mode
Single-Speed Mode
Quad-Speed Mode
t
lcks
t
ds
(Note 14)
(Note 15)
t
sckh
t
MSB
dh
Symbol
t
sckl
t
t
t
sckh
t
F
F
F
sckl
lcks
t
ds
dh
s
s
s
MSB-1
1.024
Min
100
45
50
45
45
1
4
8
8
5
3
5
Max
55.2
108
216
55
55
54
55
-
-
-
-
-
-
CS4382A
DS618PP1
Units
MHz
kHz
kHz
kHz
ms
ns
ns
ns
ns
ns
%
%
%