參數(shù)資料
型號(hào): LC72148V
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 40 MHz, PDSO24
封裝: SSOP-24
文件頁(yè)數(shù): 6/21頁(yè)
文件大?。?/td> 170K
代理商: LC72148V
No. 6974-14/21
LC72148V
Serial data timing
CE
CL
DI
Internal data
latch
CE
CL
DI
DO
Internal data
latch
VIH
tLC
Old
New
Old
New
VIH
VIL
tCH
tCL
tEL
When stopped with CL at the low level
When stopped with CL at the high level
tES
tEH
tSU
tHD
VIH
VIL
tCL
tCH
tEL
tES
tEH
tSU
tHD
tDC
tDH
tLC
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Data setup time
tSU
DI, CL
0.45
s
Data hold time
tHD
DI, CL
0.45
s
Clock low-level time
tCL
CL
0.45
s
Clock high-level time
tCH
CL
0.45
s
CE wait time
tEL
CE, CL
0.45
s
CE setup time
tES
CE, CL
0.45
s
CE hold time
tEH
CE, CL
0.45
s
Data latch change time
tLC
0.45
s
tDC
DO, CL, These times depend on the values of
Data output time
the pull-up resistors used and the circuit board capacitance.
0.2
s
tDH
DO, CE, These times depend on the values of
the pull-up resistors used and the circuit board capacitance.
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