CS4382-KQ Cirrus Logic Inc, CS4382-KQ Datasheet - Page 11

• Manufacturer Part Number: CS4382-KQ
• Description: D/A Converter (D-A) IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS4382-KQ

• No. Of Pins: 48
• Peak Reflow Compatible (260 C): No
• Supply Voltage Max: 5.5V
• No. Of Bits: 24 Bit
• Leaded Process Compatible: No
• Mounting Type: Surface Mount
• No. Of Channels: 8
• Interface Type: Serial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SWITCHING CHARACTERISTICS - CONTROL PORT - SPI FORMAT
(For KQ T
C
Notes: 23. t
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
L
= 30 pF)
24. Data must be held for sufficient time to bridge the transition time of CCLK.
25. For F
A
= -10 to +70 °C; For BQ T
spi
only needed before first falling edge of CS after RST rising edge. t
SCK
< 1 MHz.
C C L K
Parameter
C D IN
R S T
C S
Figure 4. Control Port Timing - SPI Format
A
t srs
t sp i
= -40 to +85 °C; VLC = 1.8 V to 5.5 V; Inputs: Logic 0 = GND, Logic 1 = VLC,
t r2
t css
(Note 23)
(Note 24)
(Note 25)
(Note 25)
t scl
t f2
t dsu t
t sch
d h
Symbol
f
t
t
t
t
t
t
t
sclk
t
dsu
t
csh
css
sch
t
srs
spi
scl
dh
r2
f2
----------------- -
MCLK
----------------- -
MCLK
Min
500
500
1.0
20
40
15
-
-
-
1
1
spi
= 0 at all other times.
t csh
MCLK
----------------- -
Max
100
100
-
-
-
-
-
-
-
-
2
CS4382
MHz
Unit
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
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