參數(shù)資料
型號: MCIMX27
廠商: 飛思卡爾半導體(中國)有限公司
英文描述: Multimedia Applications Processor(多媒體應用處理器)
中文描述: 多媒體應用處理器(多媒體應用處理器)
文件頁數(shù): 68/118頁
文件大小: 1159K
代理商: MCIMX27
i.MX27 Data Sheet, Advance Information, Rev. 0.1
68
Preliminary—Subject to Change Without Notice
Freescale Semiconductor
Signal Descriptions
Figure 33. Read Data Latch Timing Diagram
Table 34. NFC Target Timing Parameters
ID
Parameter
Symbol
Relationship to
NFC clock
period (T)
NFC clock 22.17
MHz
T = 45 ns
NFC clock
33.25 MHz
T = 30 ns
Unit
Min
Max
Min
Max
Min
Max
NF1
NFCLE Setup Time
tCLS
T
45
30
ns
NF2
NFCLE Hold Time
tCLH
T
45
30
ns
NF3
NFCE Setup Time
tCS
T
45
30
ns
NF4
NFCE Hold Time
tCH
T
45
30
ns
NF5
NF_WP Pulse Width
tWP
T
45
30
ns
NF6
NFALE Setup Time
tALS
T
45
30
ns
NF7
NFALE Hold Time
tALH
T
45
30
ns
NF8
Data Setup Time
tDS
T
45
30
ns
NF9
Data Hold Time
tDH
T
45
30
ns
NF10 Write Cycle Time
tWC
2T
90
60
ns
NF11 NFWE Hold Time
tWH
T
45
30
ns
NF12 Ready to NFRE Low
tRR
4T
180
120
ns
NF13 NFRE Pulse Width
tRP
1.5T
67.5
45
ns
NF14 READ Cycle Time
tRC
2T
90
60
ns
NF15 NFRE High Hold Time
tREH
0.5T
22.5
15
ns
NF16 Data Setup on READ
tDSR
15
15
15
ns
NF17 Data Hold on READ
tDHR
0
0
0
ns
NFCLE
NFCE
NFRE
NFRB
NFIO[15:0]
Data from Flash
NF13
NF15
NF14
NF17
NF12
NF16
NF3
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