参数资料
型号: MCIMX31LITEKITC
厂商: Freescale Semiconductor
文件页数: 105/122页
文件大小: 0K
描述: BOARD DEV FOR I.MX31
标准包装: 1
类型: MCU
适用于相关产品: i.MX31
所含物品: 模块和其他硬件
Electrical Characteristics
MCIMX31/MCIMX31L Technical Data, Rev. 4.1
Freescale Semiconductor
83
IP56 Controls setup time for write
Tdcsw
Tdicuw–1.5
Tdicuw
ns
IP57 Controls hold time for write
Tdchw
Tdicpw–Tdicdw–1.5
Tdicpw–Tdicdw
ns
IP58 Slave device data delay8
Tracc
0
Tdrp9–Tlbd10–Tdicur–1.5
ns
IP59 Slave device data hold time8
Troh
Tdrp–Tlbd–Tdicdr+1.5
Tdicpr–Tdicdr–1.5
ns
IP60 Write data setup time
Tds
Tdicdw–1.5
Tdicdw
ns
IP61 Write data hold time
Tdh
Tdicpw–Tdicdw–1.5
Tdicpw–Tdicdw
ns
IP62 Read period2
Tdicpr
Tdicpr–1.5
Tdicpr
Tdicpr+1.5
ns
IP63 Write period3
Tdicpw
Tdicpw–1.5
Tdicpw
Tdicpw+1.5
ns
IP64 Read down time4
Tdicdr
Tdicdr–1.5
Tdicdr
Tdicdr+1.5
ns
IP65 Read up time5
Tdicur
Tdicur–1.5
Tdicur
Tdicur+1.5
ns
IP66 Write down time6
Tdicdw
Tdicdw–1.5
Tdicdw
Tdicdw+1.5
ns
IP67 Write up time7
Tdicuw
Tdicuw–1.5
Tdicuw
Tdicuw+1.5
ns
IP68 Read time point9
Tdrp
Tdrp–1.5
Tdrp
Tdrp+1.5
ns
1 The exact conditions have not been finalized, but will likely match the current customer requirement for their specific display. These
conditions may be device specific.
2 Display interface clock period value for read:
3 Display interface clock period value for write:
4 Display interface clock down time for read:
5 Display interface clock up time for read:
6 Display interface clock down time for write:
7 Display interface clock up time for write:
8 This parameter is a requirement to the display connected to the IPU.
9 Data read point:
10 Loopback delay Tlbd is the cumulative propagation delay of read controls and read data. It includes an IPU output delay, a
device-level output delay, board delays, a device-level input delay, an IPU input delay. This value is device specific.
Table 51. Asynchronous Serial Interface Timing Parameters—Access Level (continued)
ID
Parameter
Symbol
Min.
Typ.1
Max.
Units
Tdicpr
T
HSP_CLK
ceil
DISP#_IF_CLK_PER_RD
HSP_CLK_PERIOD
----------------------------------------------------------------
=
Tdicpw
T
HSP_CLK
ceil
DISP#_IF_CLK_PER_WR
HSP_CLK_PERIOD
------------------------------------------------------------------
=
Tdicdr
1
2
--- T
HSP_CLK
ceil
2 DISP#_IF_CLK_DOWN_RD
HSP_CLK_PERIOD
-------------------------------------------------------------------------------
=
Tdicur
1
2
---T
HSP_CLK
ceil
2 DISP#_IF_CLK_UP_RD
HSP_CLK_PERIOD
--------------------------------------------------------------------
=
Tdicdw
1
2
--- T
HSP_CLK
ceil
2 DISP#_IF_CLK_DOWN_WR
HSP_CLK_PERIOD
---------------------------------------------------------------------------------
=
Tdicuw
1
2
---T
HSP_CLK
ceil
2 DISP#_IF_CLK_UP_WR
HSP_CLK_PERIOD
----------------------------------------------------------------------
=
Tdrp
T
HSP_CLK
ceil
DISP#_READ_EN
HSP_CLK_PERIOD
--------------------------------------------------
=
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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