参数资料
型号: SI3056SSI-EVB
厂商: Silicon Laboratories Inc
文件页数: 3/94页
文件大小: 0K
描述: BOARD EVAL SI3056/SI3018 SSI
标准包装: 1
主要目的: 电信,数据采集装置(DAA)
已用 IC / 零件: Si3056
已供物品: 板,CD
Si3056
Si3018/19/10
Rev. 1.05
11
Figure 3. Serial Interface Timing Diagram (DCE = 0)
Table 7. Switching Characteristics—Serial Interface (Master Mode, DCE = 0)
(VD = 3.0 to 3.6 V, TA = 0 to 70 °C, CL =20pF)
Parameter
Symbol
Min
Typ
Max
Unit
Cycle time, SCLK
tc
244
1/256 Fs
ns
SCLK Duty Cycle
tdty
—50
%
Delay Time, SCLK
↑ to FSYNC↓
td1
——
20
ns
Delay Time, SCLK
↑ to SDO Valid
td2
——
20
ns
Delay Time, SCLK
↑ to FSYNC↑
td3
——
20
ns
Setup Time, SDI Before SCLK
tsu
25
ns
Hold Time, SDI After SCLK
th
20
ns
Setup Time, FC
↑ Before SCLK↑
tsfc
40
ns
Hold time, FC
↑ After SCLK↑
thfc
40
ns
Note: All timing is referenced to the 50% level of the waveform. Input test levels are VIH =VD – 0.4 V, VIL =0.4 V.
D15
SCLK
t
c
t
d1
V
OH
V
OL
FSYNC
(mode 0)
FSYNC
(mode 1)
t
d3
t
d3
16-Bit
SDO
16-Bit
SDI
D14
D1
D0
D1
D14
D15
t
su
t
h
t
sfc
t
hfc
FC
t
d2
D0
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