CS4397-KS Cirrus Logic Inc, CS4397-KS Datasheet - Page 14

• Manufacturer Part Number: CS4397-KS
• Description: D/A Converter (D-A) IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS4397-KS

• No. Of Pins: 28
• Mounting Type: Surface Mount
• Peak Reflow Compatible (260 C): No
• Supply Voltage Max: 5.25V
• No. Of Bits: 24 Bit
• Leaded Process Compatible: No
• Interface Type: Serial
• Package / Case: 28-SOIC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SWITCHING CHARACTERISTICS - CONTROL PORT
(T
Notes: 12. t
14
SPI Mode
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
CCLK Falling to CDOUT valid
A
= 25 °C; VD = 5.25 V to 3.0 Volts; Inputs: logic 0 = AGND, logic 1 = VD, C
13. Data must be held for sufficient time to bridge the transition time of CCLK.
14. For F
spi
only needed before first falling edge of CS after RST rising edge. t
SCK
CDOUT
< 1 MHz
CCLK
CDIN
RST
CS
Parameter
t srs
t spi
Figure 5. SPI Control Port Timing
t r2
t css
(Note 12)
(Note 13)
(Note 14)
(Note 14)
t scl
t dsu
t f2
t sch
t dh
t ov
Symbol
f
t
t
t
t
t
t
t
t
t
sclk
dsu
csh
css
sch
t
t
srs
spi
scl
dh
ov
r2
f2
L
= 30 pF)
Min
500
500
1.0
20
66
66
40
15
45
-
-
-
spi
t csh
= 0 at all other times.
Max
100
100
6
-
-
-
-
-
-
-
-
CS4397
DS333PP1
MHz
Unit
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns