參數(shù)資料
型號: MCIMX31VMN5CR2
廠商: Freescale Semiconductor
文件頁數(shù): 110/122頁
文件大?。?/td> 0K
描述: IC MPU MAP I.MX31L 473-MAPBGA
標(biāo)準(zhǔn)包裝: 750
系列: i.MX31
核心處理器: ARM11
芯體尺寸: 32-位
速度: 532MHz
連通性: 1 線,ATA,EBI/EMI,F(xiàn)IR,I²C,MMC/SD,PCMCIA,SIM,SPI,SSI,UART/USART,USB,USB OTG
外圍設(shè)備: DMA,LCD,POR,PWM,WDT
程序存儲器類型: ROMless
RAM 容量: 16K x 8
電壓 - 電源 (Vcc/Vdd): 1.22 V ~ 3.3 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 473-LFBGA
包裝: 帶卷 (TR)
MCIMX31/MCIMX31L Technical Data, Rev. 4.1
88
Freescale Semiconductor
Electrical Characteristics
Figure 70. Read Accesses Timing Diagram—PSHT=1, PSST=1
4.3.18
PWM Electrical Specifications
This section describes the electrical information of the PWM. The PWM can be programmed to select one
of three clock signals as its source frequency. The selected clock signal is passed through a prescaler before
being input to the counter. The output is available at the pulse-width modulator output (PWMO) external
pin.
Table 54. PCMCIA Write and Read Timing Parameters
Symbol
Parameter
Min
Max
Unit
PSHT
PCMCIA strobe hold time
0
63
clock
PSST
PCMCIA strobe set up time
1
63
clock
PSL
PCMCIA strobe length
1
128
clock
HCLK
HADDR
ADDR 1
CONTROL
CONTROL 1
RWDATA
DATA read 1
HREADY
HRESP
OKAY
A[25:0]
ADDR 1
D[15:0]
WAIT
REG
OE/WE/IORD/IOWR
CE1/CE2
RW
POE
PSST
PSHT
PSL
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
i.MX31
Product
Family
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