cs4382 Cirrus Logic, Inc., cs4382 Datasheet - Page 11

• Manufacturer Part Number: cs4382
• Description: 114 Db, 192 Khz 8-channel D/a Converter
• Manufacturer: Cirrus Logic, Inc.

DS514F2
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C
(For KQZ T
Notes:
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
SCL
SDA
Note: If operation is a write, this byte contains the Memory Address Pointer, MAP.
19. Data must be held for sufficient time to bridge the transition time, t
20. The acknowledge delay is based on MCLK and can limit the maximum transaction speed.
21.
A
= -10°C to +70°C; VLC = 1.8 V to 5.5 V; Inputs: Logic 0 = GND, Logic 1 = VLC, C
-------------------- -
256
Start
15
×
Fs
001100
for Single-Speed Mode,
Parameter
ADDR
AD0
Figure 3. Control Port Timing - I²C Format
R/W
-------------------- -
128 Fs
15
×
(Note 19)
(Note 20)
ACK
for Double-Speed Mode,
DATA
1-8
Symbol
t
t
rc
t
t
t
t
fc
t
t
t
t
t
susp
f
hdst
high
sust
t
hdd
low
sud
ack
buf
scl
irs
, t
, t
rc
fc
Note 1
ACK
fc
, of SCL.
Min
500
250
4.7
4.0
4.7
4.0
4.7
4.7
0
DATA
1-8
-
-
-
-
----------------- -
64 Fs
®
15
×
FORMAT
for Quad-Speed Mode.
(Note 21)
ACK
L
Max
100
300
= 30 pF)
1
-
-
-
-
-
-
-
-
-
Stop
CS4382
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
11