參數(shù)資料
型號: KU386
廠商: Intel Corp.
英文描述: SX MICROPROCESSOR
中文描述: SX微處理器
文件頁數(shù): 74/102頁
文件大?。?/td> 1268K
代理商: KU386
Intel386
TM
SX MICROPROCESSOR
Functional operating range: V
CC
e
5V
g
10%; T
CASE
e
0
§
C to 100
§
C
Table 7.8. Low Power (LP) Intel386
TM
SX
A.C. CharacteristicsD20 MHz, 16 MHz and 12 MHz
(Continued)
Symbol
Parameter
20 MHz
Intel386 SX
16 MHz
Intel386 SX
12 MHz
Intel386 SX
Unit Figure
Notes
Min
Max
Min
Max
Min
Max
t
19
READY
Y
Setup Time
12
19
19
ns
7.4
t
20
READY
Y
Hold Time
4
4
4
ns
7.4
t
21
D15–D0 Read Data
Setup Time
9
9
9
ns
7.4
t
22
D15–D0 Read Data
Hold Time
6
6
6
ns
7.4
t
23
HOLD Setup Time
17
26
26
ns
7.4
t
24
HOLD Hold Time
5
5
7
ns
7.4
t
25
RESET Setup Time
12
13
15
ns
7.7
t
26
RESET Hold Time
4
4
6
ns
7.7
t
27
NMI, INTR Setup Time
16
16
16
ns
7.4
(Note 2)
t
28
NMI, INTR Hold Time
16
16
16
ns
7.4
(Note 2)
t
29
PEREQ, ERROR
Y
, BUSY
Y
,
FLT
Y
Setup Time
14
16
16
ns
7.4
(Note 2)
t
30
PEREQ, ERROR
Y
, BUSY
Y
,
FLT
Y
Hold Time
5
5
5
ns
7.4
(Note 2)
NOTES:
1. Float condition occurs when maximum output current becomes less than I
LO
in magnitude. Float delay is not 100%
tested.
2: These inputs are allowed to be asynchronous to CLK2. The setup and hold specifications are given for testing purposes,
to assure recognition within a specific CLK2 period.
3: These are not tested. They are guaranteed by design characterization.
4: Tested with C
set at 50 pf and derated to support the indicated distributed capacitive load. See Figures 7.8 though 7.10
for the capacitive derating curve.
A.C. TEST LOADS
240187–36
A.C. TIMING WAVEFORMS
240187–37
Figure 7.2. A.C. Test Loads
Figure 7.3. CLK2 Waveform
74
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