參數(shù)資料
型號: MCIMX258CVM4
廠商: Freescale Semiconductor
文件頁數(shù): 9/153頁
文件大?。?/td> 0K
描述: IC MPU I.MX25 IND 400MAPBGA
標(biāo)準(zhǔn)包裝: 90
系列: i.MX25
核心處理器: ARM9
芯體尺寸: 32-位
速度: 400MHz
連通性: 1 線,CAN,EBI/EMI,以太網(wǎng),I²C,MMC,智能卡,SPI,SSI,UART/USART,USB OTG
外圍設(shè)備: DMA,I²S,LCD,POR,PWM,WDT
輸入/輸出數(shù): 128
程序存儲器類型: 外部程序存儲器
RAM 容量: 144K x 8
電壓 - 電源 (Vcc/Vdd): 1.15 V ~ 1.52 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 3x12b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 400-LFBGA
包裝: 托盤
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 10
106
Freescale Semiconductor
3.7.17.2
SSI Receiver Timing with Internal Clock
Figure 79 shows the timing for the SSI receiver with internal clock. Table 82 describes the timing
parameters (SS1–SS51) shown in the figure.
Figure 79. SSI Receiver Internal Clock Timing Diagram
Table 82. SSI Receiver Timing with Internal Clock
ID
Parameter
Min.
Max.
Unit
Internal Clock Operation
SS1
(Tx/Rx) CK clock period
81.4
ns
SS2
(Tx/Rx) CK clock high period
36.0
ns
SS3
(Tx/Rx) CK clock rise time
6.0
ns
SS4
(Tx/Rx) CK clock low period
36.0
ns
SS5
(Tx/Rx) CK clock fall time
6.0
ns
SS7
(Rx) CK high to FS (bl) high
15.0
ns
SS9
(Rx) CK high to FS (bl) low
15.0
ns
SS11
(Rx) CK high to FS (wl) high
15.0
ns
SS13
(Rx) CK high to FS (wl) low
15.0
ns
SS20
SRXD setup time before (Rx) CK low
10.0
ns
SS21
SRXD hold time after (Rx) CK low
0.0
ns
Oversampling Clock Operation
SS47
Oversampling clock period
15.04
ns
SS50
SS48
AUDn_TXC
AUDn_TXFS (bl)
AUDn_TXFS (wl)
AUDn_RXD
AUDn_RXC
SS1
SS4
SS2
SS51
SS20
SS21
SS49
SS7
SS9
SS11
SS13
SS47
(Output)
(Input)
(Output)
SS3
SS5
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