ia186em Innovasic Semiconductor Inc., ia186em Datasheet - Page 100

• Manufacturer Part Number: ia186em
• Description: 8-bit/16-bit Microcontrollers
• Manufacturer: Innovasic Semiconductor Inc.

IA186EM/IA188EM
8-Bit/16-Bit Microcontrollers
Table 80. AC Characteristics Over Commercial Operating Ranges (40 MHz) (Continued)
No.
Read Cycle Timing Responses
24
25
26
27
28
29
30
Write Cycle Timing Responses
31
32
33
34
35
41
59
65
66
67
68
87
Refresh Timing Cycle Parameters
79
82
85
86
clkin Timing
36
37
38
39
40
clkout Timing
42
43
44
45
46
61
69
70
tAZRL
tCLRL
tRLRH
tCLRH
tRHLH
tRHAV
tCLDOX
tCVCTX
tWLWH
tWHLH
tWHDX
tWHDEX
tDSHLH
tRHDX
tAVWL
tAVRL
tCHCSV
tCHAV
tAVBL
tCHRFD
tCLRF
tRFCY
tLCRF
tCKIN
tCLCK
tCHCK
tCKHL
tCKLH
tCLCL
tCLCH
tCHCL
tCH1CH2
tCL2CL1
tLOCK
tCICOA
tCICOB
Name
ad Address Float to rd_n Active
rd_n Active Delay
rd_n Pulse Width
rd_n Inactive Delay
rd_n Inactive to ale High
rd_n Inactive to ad Address Active
Data Hold Time
Control Inactive Delay
wr_n Pulse Width
wr_n Inactive to ale High
Data Hold after wr_n
wr_n Inactive to den_n Inactive
ds_n Inactive to ale Inactive
rd_n High to Data Hold on ad Bus
a Address Valid to wr_n Low
a Address Valid to rd_n Low
clkouta High to lcs_n/usc_n Valid
clkouta High to a Address Valid
a Address Valid to whb_n/wlb_n Low
clkouta High to rfsh_n Valid
clkouta High to rfsh_n Invalid
rfsh_n Cycle Time
lcs_n Inactive to rfsh_n Active Delay
x1 Period
x1 Low Time
x1 High Time
x1 Fall Time
x1 Rise time
clkouta Period
clkouta Low Time
clkouta High Time
clkouta Rise Time
clkouta Fall Time
Maximum PLL Lock Time
x1 to clkouta Skew
x1 to clkoutb Skew
®
Description
UNCONTROLLED WHEN PRINTED OR COPIED
Page 100 of 145
IA211050831-16
tCLCL + tCHCL
tCLCL + tCHCL
tCHCL -1.5
TCLCL/2
TCLCL/2
2tCLCL
6tCLCL
2tCLCL
tCLCH
tCLCH
tCLCH
tCLCH
tCLCL
tCLCL
tCLCL
Min
7.5
7.5
25
25
0
0
0
0
0
0
0
0
0
0
–
–
–
–
–
–
–
tCHCL
December 24, 2008
Max
http://www.Innovasic.com
0.5
10
10
10
12
12
66
25
35
–
–
–
–
–
–
–
–
–
–
–
–
–
9
8
–
–
–
–
5
5
–
–
–
3
3
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