CS42428 CIRRUS [Cirrus Logic], CS42428 Datasheet - Page 62

• Manufacturer Part Number: CS42428
• Description: 114 dB, 192kHz 8-Ch CODEC WITH PLL
• Manufacturer: CIRRUS [Cirrus Logic]

SWITCHING CHARACTERISTICS - CONTROL PORT - I
= -10 to +70° C; For DQ, T
0 = DGND, Logic 1 = VLC, C
Notes: 16. Data must be held for sufficient time to bridge the transition time, t
62
SCL Clock Frequency
RST Rising Edge to Start
Bus Free Time Between Transmissions
Start Condition Hold Time (prior to first clock pulse)
Clock Low time
Clock High Time
Setup Time for Repeated Start Condition
SDA Hold Time from SCL Falling
SDA Setup time to SCL Rising
Rise Time of SCL and SDA
Fall Time SCL and SDA
Setup Time for Stop Condition
Acknowledge Delay from SCL Falling
R S T
S D A
S C L
17. The acknowledge delay is based on MCLK and can limit the maximum transaction speed.
18.
Stop
-------------------- -
256
t
15
t
irs
×
buf
Fs
Start
for Single-Speed Mode,
Parameter
A
t
t
hdst
low
= -40 to +85° C; VA = 5 V, VD =VLS= 3.3 V; VLC = 1.8 V to 5.25 V; Inputs: Logic
L
= 30 pF)
t
hdd
Figure 58. Control Port Timing - I
t
high
-------------------- -
128
t sud
15
(Note 16)
(Note 17)
×
Fs
t ack
for Double-Speed Mode,
Symbol
t
t
t
t
t
t
t
t
t
susp
f
hdst
high
t
sust
hdd
sud
low
t
t
ack
buf
scl
irs
rc
fc
2
C Format
R epe ate d
t sust
Start
fc
, of SCL.
Min
500
250
4.7
4.0
4.7
4.0
4.7
4.7
2
0
-
-
-
-
t
C FORMAT
hdst
----------------- -
64
t rd
15
×
Fs
t rc
for Quad-Speed Mode
(Note 18)
t fc
Max
100
300
1
-
-
-
-
-
-
-
-
-
CS42428
t fd
(For CQ, T
Stop
t susp
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
A