CS4270-CZZ Cirrus Logic Inc, CS4270-CZZ Datasheet - Page 20

• Manufacturer Part Number: CS4270-CZZ
• Description: IC CODEC 24BIT 105DB 24TSSOP
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS4270-CZZ

• Package / Case: 24-TSSOP
• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 105
• Voltage - Supply, Analog: 3.1 V ~ 5.25 V
• Voltage - Supply, Digital: 3.1 V ~ 5.25 V
• Operating Temperature: -10°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 216 KSPS
• Interface Type: Serial (I2S, SPI)
• Resolution: 24 bit
• Operating Supply Voltage: 3.3 V, 5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 2 ADC/2 DAC
• Thd Plus Noise: - 95 dB ADC / - 95 dB DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1002 - BOARD EVAL FOR CS4270 CODEC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1040-5

20
SWITCHING CHARACTERISTICS - I²C MODE CONTROL PORT
(Inputs: logic 0 = DGND, logic 1 = VLC)
I²C Mode
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 Both SDA and SCL Lines
Fall Time of Both SDA and SCL Lines
Setup Time for Stop Condition
19. Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
RST
SDA
SCL
Stop
t irs
t buf
Parameter
Start
t hdst
t
low
Figure 12. I²C Mode Control Port Timing
t
hdd
t high
(Note 19)
t sud
Symbol
t
t
t
t
t
t
Repeated
t
t
susp
f
hdst
high
sust
t
hdd
sud
low
buf
scl
t sust
irs
t
t
r
f
Start
t
hdst
Min
500
250
4.7
4.0
4.7
4.0
4.7
4.7
t r
0
-
-
-
t f
Max
100
300
1
-
-
-
-
-
-
-
-
-
Stop
t susp
CS4270
DS686PP1
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs