CS61318 데이터 시트보기 (PDF) - Cirrus Logic
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CS61318 Datasheet PDF : 28 Pages
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CS61318
SERIAL PORT SWITCHING CHARACTERISTICS (TA = -40° to 85°C; TV+, RV+ = 5V ±5%;
Inputs: Logic 0 = 0 V, Logic 1 = RV+)
Parameter
Symbol Min
Typ
Max Units
SDI to SCLK Setup Time
SCLK to SDI Hold Time
SCLK Low Time
SCLK High Time
SCLK Rise and Fall Time
CS to SCLK Setup Time
SCLK to CS Hold Time
CS Inactive Time
SCLK to SDO Valid
CS to SDO High Z
tdc
50
-
-
ns
tcdh
50
-
-
ns
tcl
240
-
-
ns
tch
240
-
-
ns
tr, tf
-
-
50
ns
tcc
50
-
-
ns
tcch
50
-
-
ns
tcwh
250
-
-
ns
(Note 21) tcdv
-
-
200
ns
tcdz
-
100
-
ns
Notes: 21. Output load capacitance = 50 pF
t cwh
CS
SCLK
t cc t ch
t cl
t dc
t cdh
SDI
LSB
LSB
t cch
t cdh
MSB
CONTROL BYTE
DATA BYTE
Figure 4. Serial Port Write Timing Diagram
CS
SCLK
SDI
LAST ADDR BIT
tcdv
SDO
CLKE = 0
D0
D1
D6
t cdv
SDO
CLKE = 1
D0
D1
D6
Figure 5. Serial Port Read Timing Diagram
D7
D7
t cdz
HIGH Z
DS441PP2
7
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