mcimx27- Freescale Semiconductor, Inc, mcimx27- Datasheet - Page 92

• Manufacturer Part Number: mcimx27-
• Description: Multimedia Applications Processor
• Manufacturer: Freescale Semiconductor, Inc

Signal Descriptions
92
BCLK (for rising edge timing)
BCLK (for falling edge timing)
WE1
WE2
WE3
WE4
ID
BCLK (for rising edge timing)
Clock fall to address valid
Clock rise/fall to address invalid
Clock rise/fall to CS[x] valid
Clock rise/fall to CS[x] invalid
Output Data
Address
CS[x]
EB[x]
Input Data
LBA
RW
OE
DTACK
ECB
Preliminary—Subject to Change Without Notice
Table 50. WEIM Bus Timing Parameters
Figure 53. WEIM Bus Timing Diagram
i.MX27 and i.MX27L Data Sheet, Rev. 1.2
WE13
WE11
WE5
WE9
WE1
WE3
WE7
Parameter
WE21
WE19
WE15
WE17
WEIM Inputs Timing
WEIM Outputs Timing
WE22
WE20
WE16
WE18
...
...
WE23
0.68
0.68
0.45
0.45
Min
1.8 V
Max
2.05
2.49
2.25
2.25
Freescale Semiconductor
WE14
WE4
WE6
WE12
WE2
WE8
WE10
Unit
ns
ns
ns
ns