参数资料
型号: MC9328MX21SVK
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 266 MHz, MICROPROCESSOR, PBGA289
封装: 14 X 14 MM, 1.41 MM HEIGHT, 0.65 MM PITCH, LEAD FREE, MAPBGA-289
文件页数: 49/88页
文件大小: 975K
代理商: MC9328MX21SVK
Specifications
MC9328MX21S Technical Data, Rev. 1.3
Freescale Semiconductor
53
Figure 43. USB Timing Diagram for Data Transfer from USB Transceiver (RX)
The USBOTG I2C communication protocol consists of six components: START, Data Source/Recipient,
Data Direction, Slave Acknowledge, Data, Data Acknowledge, and STOP.
Figure 44. USB Timing Diagram for Data Transfer from USB Transceiver (I2C)
Table 36. USB Timing Parameters for Data Transfer from USB Transceiver (RX)
Ref No.
Parameter
3.0 V
± 0.3 V
Unit
Minimum
Maximum
1tFEOPR; Receiver SE0 interval of EOP
82
ns
Table 37. USB Timing Parameters for Data Transfer from USB Transceiver (I2C)
Ref No.
Parameter
1.8 V
± 0.1 V
Unit
Minimum
Maximum
1
Hold time (repeated) START condition
188
ns
2
Data hold time
0
188
ns
3
Data setup time
88
ns
4
HIGH period of the SCL clock
500
ns
5
LOW period of the SCL clock
500
ns
6
Setup time for STOP condition
185
ns
USB_ON
(Output)
USB_OE
(Output)
USB_TXDP
(Output)
USB_TXDM
(Output)
USB_RXDP
(Input)
USB_RXDM
(Input)
tFEOPR
1
USBG_SDA
USBG_SCL
1
2
3
4
6
5
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.MX21
Product
Family
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