参数资料
型号: SI3050-E1-FM
厂商: Silicon Laboratories Inc
文件页数: 13/128页
文件大小: 0K
描述: IC VOICE DAA SYSTEM SIDE 24QFN
标准包装: 75
系列: *
Si3050 + Si3011/18/19
Rev. 1.5
11
Figure 3. SPI Timing Diagram
Table 7. Switching Characteristics—Serial Peripheral Interface
(VIO = 3.0 to 3.6 V, TA = 0 to 70 °C, CL = 20 pF)
Parameter*
Symbol
Test
Conditions
Min
Typ
Max
Unit
Cycle Time SCLK
tc
61.03
—
ns
Rise Time, SCLK
tr
—
25
ns
Fall Time, SCLK
tf
—
25
ns
Delay Time, SCLK Fall to SDO Active
td1
—
20
ns
Delay Time, SCLK Fall to SDO
Transition
td2
—
20
ns
Delay Time, CS Rise to SDO Tri-state
td3
—
20
ns
Setup Time, CS to SCLK Fall
tsu1
25
—
ns
Hold Time, SCLK to CS Rise
th1
20
—
ns
Setup Time, SDI to SCLK Rise
tsu2
25
—
ns
Hold Time, SCLK Rise to SDI Transition
th2
20
—
ns
Delay time between chip selects
tcs
220
—
ns
Propagation Delay, SDI to SDITHRU
—
6
—
ns
*Note: All timing (except Rise and Fall time) is referenced to the 50% level of the waveform. Input test levels are
VIH =VD – 0.4 V, VIL = 0.4 V. Rise and Fall times are referenced to the 20% and 80% levels of the waveform.
SDO
SDI
SCLK
t
su1
t
su2
t
h2
t
d2
t
d1
t
d3
t
h1
CS
t
f
t
r
t
c
t
cs
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