參數(shù)資料
型號: intel M80C186
廠商: Intel Corp.
英文描述: CHMOS High Integration 16-Bit Microprocessor(CHMOS 高集成16位微處理器)
中文描述: CHMOS高集成的16位微處理器(CHMOS高集成16位微處理器)
文件頁數(shù): 47/59頁
文件大?。?/td> 529K
代理商: INTEL M80C186
M80C186
AC CHARACTERISTICS
(Over Specified Operating Conditions) (Continued)
All timings are measured at 1.5V and 100 pF loading on CLKOUT unless otherwise noted.
All output test conditions are with C
L
e
50–200 pF (10 MHz) and C
L
e
50–100 pF (12.5 MHz).
For AC tests, input V
IL
e
0.45V and V
IN
e
2.4V except at X
1
where V
IH
e
V
CC
b
0.5V.
Symbol
Parameter
M80C186-10
M80C186-12
Unit
Comments
Min
Max
Min
Max
M80C186 MASTER INTERFACE TIMING RESPONSES
(Continued)
T
CLRO
Reset Delay
48
40
ns
C
L
e
50–200 pF
All outputs
(except T
CLTMV
)
@
10 MHz
T
CHQSV
Queue Status Delay
28
28
ns
T
CHDX
Status Hold Time
5
5
ns
T
AVCH
Address Valid to
Clock High
0
0
C
L
e
50–100 pF
All Outputs
@
12.5 MHz
T
CLLV
LOCK Valid/Invalid
Delay
5
45
5
40
ns
T
DXDL
DEN Inactive to
DT/R Low
0
0
ns
M80C186 CHIP-SELECT TIMING RESPONSES
T
CLCSV
Chip-Select
Active Delay
45
33
ns
T
CXCSX
Chip-Select Hold from
Command Inactive
T
CLCH
b
10
T
CLCH
b
10
ns
T
CHCSX
Chip-Select
Inactive Delay
5
40
5
36
ns
M80C186 CLKIN REQUIREMENTS
Measurements taken with following conditions: External clock input to X1 and X2 not
connected (float)
T
CKIN
CLKIN Period
50
1000
40
1000
ns
T
CKHL
CLKIN Fall Time
5
5
ns
3.5 to 1.0V
(1)
T
CKLH
CLKIN Rise Time
5
5
ns
1.0 to 3.5V
(1)
T
CLCK
CLKIN Low Time
23
18
ns
1.5V
(2)
T
CHCK
CLKIN High Time
23
18
ns
1.5V
(2)
M80C186 CLKOUT TIMING
200 pF load maximum for 10 MHz or less
T
CICO
CLKIN to
CLKOUT Skew
25
21
ns
T
CLCL
CLKOUT Period
100
2000
80
2000
ns
T
CLCH
CLKOUT
Low Time (min)
0.5 T
CLCL
b
8
0.5 T
CLCL
b
7
ns
1.5V
T
CHCL
CLKOUT
High Time (min)
0.5 T
CLCL
b
8
0.5 T
CLCL
b
7
ns
1.5V
T
CH1CH2
CLKOUT Rise Time
10
10
ns
1.0 to 3.5V
T
CL2CL1
CLKOUT Fall Time
10
10
ns
3.5 to 1.0V
NOTE:
1. These values are supplied for design purposes.
2. T
CLCK
and T
CHCK
(CLKIN Low and High times) should not have a duration less than 45% of T
CKIN
.
47
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