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參數(shù)資料
| 型號(hào)： | CDP1802A |
| 廠商： | Intersil Corporation |
| 元件分類： | 8位微控制器 |
| 英文描述： | CMOS 8-Bit Microprocessors |
| 中文描述： | 的CMOS 8位微處理器 |
| 文件頁數(shù)： | 10/27頁 |
| 文件大?。?/td> | 115K |
| 代理商： | CDP1802A |
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3-12
NOTES:
1. This timing diagram is used to show signal relationships only and does not represent any specific machine cycle.
2. All measurements are referenced to 50% point of the waveforms.
3. Shaded areas indicate “Don’t Care” or undefined state. Multiple transitions may occur during this period.
FIGURE 4. TIMING WAVEFORM
Timing Waveforms
(Continued)
CLOCK
TPA
TPB
MEMORY
ADDRESS
MRD
MWR
(I/O EXECUTION
Q
DATA FROM
BUS TO CPU
DMA
INTERRUPT
REQUEST
EF 1-4
WAIT
CLEAR
REQUEST
N0, N1, N2
STATE
CODES
DATA FROM
CPU TO BUS
(MEMORY
WRITE CYCLE)
(MEMORY
READ CYCLE)
CYCLE)
t
W
00
10
20
30
40
50
60
70
00
01
11
21
31
41
51
61
71
01
0
1
2
3
4
5
6
7
0
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
, t
PHL
t
SU
DMA SAMPLED (S1, S2, S3)
t
H
ADDRESS BYTE
HIGH ORDER
t
PHL
t
PLH
t
SU
t
PLH
, t
PHL
t
PLH
, t
PHL
t
PLH
t
H
t
PLH
t
H
t
PLH
, t
PHL
t
PLH
, t
PHL
t
PLH
, t
PHL
ADDRESS BYTE
LOW ORDER
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PLH
DATA
LATCHED IN CPU
t
H
t
SU
t
SU
t
H
t
SU
t
H
INTERRUPT
SAMPLED (S1, S2)
FLAG LINES
SAMPLED (IN S1)
ANY NEGATIVE
TRANSITION
t
SU
t
W
t
SU
t
H
CDP1802A, CDP1802AC, CDP1802BC
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| CDP1805 | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805AC | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805ACD | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805ACDX | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805ACE | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CDP1802A_1 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS 8-Bit Microprocessors |
| CDP1802AC | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:High-Reliability CMOS 8-Bit Microprocessor |
| CDP1802AC/3 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:High-Reliability CMOS 8-Bit Microprocessor |
| CDP1802AC3 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:High-Reliability CMOS 8-Bit Microprocessor |
| CDP1802ACD | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS 8-Bit Microprocessors |
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