CS42418-DQZ Cirrus Logic Inc, CS42418-DQZ Datasheet - Page 12

• Manufacturer Part Number: CS42418-DQZ
• Description: IC CODEC 8CH 110DB 192KHZ 64LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codecr

Specifications of CS42418-DQZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 8
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 114 / 110
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.13 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 8
• No. Of Input Channels: 2
• No. Of Output Channels: 15
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 110dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C FORMAT
(For CQZ, T
Inputs: Logic 0 = DGND, Logic 1 = VLC, C
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
R S T
S D A
S C L
17. Data must be held for sufficient time to bridge the transition time, t
18. The acknowledge delay is based on MCLK and can limit the maximum transaction speed.
19.
A
-------------------- -
256
Stop
= -10 to +70° C; For DQZ, T
t
15
t
irs
×
buf
Fs
for Single-Speed Mode,
Sta rt
Parameter
t
t
hdst
lo w
t
hdd
Figure 3. Control Port Timing - I²C Format
t
A
L
high
= -40 to +85° C; VA = 5 V, VD =VLS= 3.3 V; VLC = 1.8 V to 5.25 V;
= 30 pF)
-------------------- -
128 Fs
t sud
15
×
(Note 17)
(Note 18)
t ack
for Double-Speed Mode,
Symbol
t
t
t
t
t
t
t
t
t
susp
f
hdst
high
sust
t
hdd
low
sud
t
t
ack
buf
scl
irs
rc
fc
R e p e ate d
t sust
Sta rt
fc
, of SCL.
Min
500
250
4.7
4.0
4.7
4.0
4.7
4.7
0
-
-
-
-
t
hdst
----------------- -
64 Fs
t rd
15
×
t rc
for Quad-Speed Mode
(Note 19)
t fc
Max
100
300
1
-
-
-
-
-
-
-
-
-
t fd
CS42418
Stop
DS603F1
t susp
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns