CS42L51-CNZR Cirrus Logic Inc, CS42L51-CNZR Datasheet - Page 22

• Manufacturer Part Number: CS42L51-CNZR
• Description: IC LV Stereo Codec F/Digital Audio Apps
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS42L51-CNZR

• Data Interface: PCM Audio Interface
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 98 / 98
• Voltage - Supply, Analog: 1.8V, 2.5V
• Voltage - Supply, Digital: 1.8V, 2.5V
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 32-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1005 - BOARD EVAL FOR CS42L51 CODEC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q3956082

22
SWITCHING SPECIFICATIONS - I²C
(Inputs: Logic 0 = DGND, Logic 1 = VL, SDA C
SCL Clock Frequency
RESET
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
19. Data must be held for sufficient time to bridge the transition time, t
Rising Edge to Start
RST
SDA
SCL
Parameter
Stop
t irs
t buf
Start
t hdst
Figure 6. Control Port Timing - I²C
t
low
L
t
hdd
= 30 pF)
(Note 19)
®
t high
CONTROL PORT
t sud
Symbol
t
t
t
t
t
t
t
t
t
susp
f
hdst
high
sust
t
hdd
low
sud
t
t
ack
Repeated
buf
scl
irs
rc
fc
t sust
Start
t
hdst
t r
fc
, of SCL.
Min
500
250
300
4.7
4.0
4.7
4.0
4.7
4.7
0
-
-
-
t f
Stop
t susp
Max
3450
100
300
1
-
-
-
-
-
-
-
-
-
CS42L51
DS679F1
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns