參數(shù)資料
型號: MCIMX258CVM4
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA400
封裝: 17 X 17 MM, 0.80 MM PITCH, ROHS COMPLIANT, PLASTIC, MAPBGA-400
文件頁數(shù): 152/154頁
文件大小: 1498K
代理商: MCIMX258CVM4
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
Freescale Semiconductor
97
Figure 68. SIM Clock Timing Diagram
Table 74 defines the general timing requirements for the SIM interface.
Table 74. Timing Specifications, High Drive Strength
ID
Parameter
Symbol
Min.
Max.
Unit
SI1
SIM clock frequency (SIMx_CLKy)1
1 50% duty cycle clock,
Sfreq
0.01
25
MHz
SI2
SIM clock rise time (SIMx_CLKy)2
2 With C = 50 pF
Srise
—0.09
× (1/S
freq)ns
SI3
SIM clock fall time (SIMx_CLKy)3
3 With C = 50 pF
Sfall
—0.09
× (1/S
freq)ns
SI4
SIM input transition time (SIMx_DATAy_RX_TX, SIMx_SIMPDy)
Strans
10
25
ns
SI5
SIM I/O rise time / fall time (SIMx_DATAy_RX_TX)4
4 With Cin = 30 pF, Cout = 30 pF,
Tr/Tf
1
us
SI6
SIM RST rise time / fall time (SIMx_RSTy)5
5 With Cin = 30 pF,
Tr/Tf
1
us
SIMx_CLKy
1/SI1
SI4
SIMx_DATAy_TX_RX
SIMx_SIMPDy
SI5
SIMx_DATAy_TX_RX
SI6
SIMx_RSTy
SI2
SI3
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