参数资料
型号: SI3050-E1-GT
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: 74
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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