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80C883 데이터 시트보기 (PDF) - Intersil
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80C883
High Performance Microprocessor with Memory Management and Protection
Intersil
80C883 Datasheet PDF : 13 Pages
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80C286/883
Waveforms
BUS CYCLE TYPE
V
OH
CLK
T
I
3
φ
2
2
12A
V
OL
READ CYCLE
ILLUSTRATED WITH ZERO
WAIT STATES
T
S
T
C
1
φ
2
φ
1
φ
2
12B
WRITE CYCLE
ILLUSTRATED WITH ONE
WAIT STATE
T
S
T
C
φ
1
φ
2
φ
1
φ
2
T
C
φ
1
φ
2
READ
(T
I
OR T
S
)
φ
1
S1 • S0
A
23
- A
0
M
/
IO,
COD INTA
BHE, LOCK
D
15
- D
0
READY
SRDY +
SRDYEN
ARDY +
ARDYEN
PCLK
ALF
CMDLY
MWTC
19
13
19
13
VALID ADDRESS
13
VALID CONTROL
VALID ADDRESS
13
VALID CONTROL
9
14
8
VALID READ DATA
11
10
VALID WRITE DATA
11
10
VALID IF T
S
15
12
11
19
14
13
19
19
20
16
17
12
13
13
12
13
12
29
30
MRDC
DT/R
29
30
19
(SEE NOTE 1)
22
24
20
21
23
DEN
NOTES:
1. The modified timing is due to the CMDLY signal being active.
2. 82C254 and 82C288 Timing Waveforms are shown for reference only, and no guarantee is inplied.
FIGURE 2. MAJOR CYCLE TIMING
3-135
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