CS4222-KS Cirrus Logic Inc, CS4222-KS Datasheet - Page 5

• Manufacturer Part Number: CS4222-KS
• Description: Audio CODECs IC 20-Bit Stereo Codec w/Vol Cntrl
• Manufacturer: Cirrus Logic Inc

Specifications of CS4222-KS

• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 48 KSPs
• Interface Type: Serial (I2C, SPI)
• Resolution: 20 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 2 ADC, 2 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SWITCHING CHARACTERISTICS - CONTROL PORT
(T
Notes: 9. t
DS236PP3
SPI Mode (SPI/I
CCLK Clock Frequency
RST rising edge to CS falling
CCLK edge to CS falling
CS High Time Between Transmissions
CS Falling to CCLK Edge
CCLK Low Time
CCLK High Time
CDIN to CCLK Rising Setup Time
CCLK Rising to DATA Hold Time
Rise Time of CCLK and CDIN
Fall Time of CCLK and CDIN
A
= 25 C VD, VA = 5V 5%; Inputs: logic 0 = DGND, logic 1 = VD, C
10. Data must be held for sufficient time to bridge the transition time of CCLK.
11. For F
t
spi
spi
only needed before first falling edge of CS after RST rising edge.
= 0 at all other times.
SCK
2
C = 0)
CCLK
CDIN
< 1 MHz
RST
CS
Parameter
t srs
t spi
t r2
t css
t scl
t f2
t dsu t
(Note 10)
(Note 11)
(Note 11)
(Note 9)
t sch
dh
Symbol
t
f
t
t
t
t
t
t
L
t
dsu
t
sck
csh
css
sch
t
srs
spi
scl
dh
r2
f2
= 30pF)
Min
500
500
1.0
20
66
66
40
15
-
-
-
t csh
Max
100
100
6
-
-
-
-
-
-
-
-
CS4222
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
5