參數(shù)資料
型號(hào): CY7C68001
廠商: Cypress Semiconductor Corp.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: EZ-USB FX2 USB Microcontroller High-Speed USB Peripheral Controller
中文描述: EZ - USB FX2的USB微控制器的高速USB外設(shè)控制器
文件頁(yè)數(shù): 23/42頁(yè)
文件大?。?/td> 1588K
代理商: CY7C68001
CY7C68001
Document #: 38-08013 Rev. *H
Page 23 of 42
11.2.2
Command Synchronous Write
Table 11-3. Command Synchronous Write Parameters with Internally Sourced IFCLK
Parameter
t
IFCLK
t
SWR
t
WRH
t
SFD
t
FDH
t
NRDY
Description
Min.
20.83
18.1
0
9.2
0
Max.
Unit
ns
ns
ns
ns
ns
ns
IFCLK Period
SLWR to Clock Set-up Time
Clock to SLWR Hold Time
Command Data to Clock Set-up Time
Clock to Command Data Hold Time
Clock to READY Output Propagation Time
9.5
Table 11-4. Command Synchronous Write Parameters with Externally Sourced IFCLK
[13]
Parameter
t
IFCLK
t
SWR
t
WRH
t
SFD
t
FDH
t
NRDY
Description
Min.
20
12.1
3.6
3.2
4.5
Max.
200
Unit
ns
ns
ns
ns
ns
ns
IFCLK Period
SLWR to Clock Set-up Time
Clock to SLWR Hold Time
Command Data to Clock Set-up Time
Clock to Command Data Hold Time
Clock to READY Output Propagation Time
13.5
Figure 11-2. Command Synchronous Write Timing Diagram
[12]
DATA
SLWR
IFCLK
READY
t
IFCLK
t
WRH
t
SWR
t
SFD
t
FDH
t
NRDY
t
NRDY
N
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