參數(shù)資料
型號: SI3021
廠商: Electronic Theatre Controls, Inc.
英文描述: 3.3 V FCC/JATE DIRECT ACCESS ARRANGEMENT
中文描述: 3.3伏催化裂化/ JATE直接訪問安排
文件頁數(shù): 10/54頁
文件大小: 1407K
代理商: SI3021
Si3035
10
Rev. 1.2
Figure 5. Serial Interface Timing Diagram (DCE = 1, FSD = 1)
Table 10. Switching Characteristics—Serial Interface (DCE = 1, FSD = 1)
(V
A
= Charge Pump, V
D
= 3.0 to 5.25 V, T
A
= 0 to 70°C for K-Grade, C
L
= 20 pF)
Parameter
1,2
Symbol
Min
Typ
Max
Unit
Cycle Time, SCLK
t
c
354
1/256 Fs
ns
SCLK Duty Cycle
t
dty
50
%
Delay Time, SCLK
to FSYNC
t
d1
10
ns
Delay Time, SCLK
to FSYNC
t
d2
10
ns
Delay Time, SCLK
to SDO valid
t
d3
0.25t
c
– 20
0.25t
c
+ 20
ns
Delay Time, SCLK
to SDO Hi-Z
t
d4
20
ns
Delay Time, SCLK
to RGDT
t
d5
20
ns
Setup Time, SDO Before SCLK
t
su
25
ns
Hold Time, SDO After SCLK
t
h
20
ns
Setup Time, SDI Before SCLK
t
su2
25
ns
Hold Time, SDI After SCLK
t
h2
20
ns
Notes:
1.
All timing is referenced to the 50% level of the waveform. Input test levels are V
IH
= V
D
– 0.4 V, V
IL
= 0.4 V.
2.
Refer to the section "Multiple Device Support" on page 25 for functional details.
D15
D1
D0
SCLK
FSYNC
(mode 1)
SDO
(master)
FSD
SDI
t
c
SDO
(slave 1)
t
d1
D14
t
d2
t
d3
D15
D14
D13
D0
t
su
t
h
t
d4
t
d3
D15
t
d5
t
h2
t
su2
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