SKY73134 Datasheet, PDF (5/17 Pages) Skyworks Solutions Inc. – Wideband PLL Frequency Synthesizer

PRELIMINARY DATA SHEET • SKY73134 FREQUENCY SYNTHESIZER
Table 2. SPI Timing Requirements
Parameter
tperiod
thigh
tsu
thld
tes(a)
tes(b)
tel(a)
twidth
tes(c)
tel(b)
Description
Clock period
Clock high time
Data setup to clock rise
Data hold from clock rise
Clock rise to enable high
Enable high to clock high
Enable to clock rise
Enable high width
Clock fall to enable high
Clock rise to enable low
Minimum Time
(ns)
25
10
5
5
10
10
10
20
0
10
CLK
DATA
LE
t_period
t_high
t_su
t_el (a)
t_hld
t_es (a)
t_width
t_es (c)
t_es (b)
Figure 4. SPI Timing Diagram
t_el (a)
S293a
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
201199A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • December 15, 2009
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