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參數(shù)資料
| 型號： | CDP1805AC |
| 廠商： | Intersil Corporation |
| 元件分類： | 8位微控制器 |
| 英文描述： | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| 中文描述： | 的CMOS 8位微處理器與片內(nèi)RAM和計(jì)數(shù)器/定時(shí)器 |
| 文件頁數(shù)： | 14/30頁 |
| 文件大?。?/td> | 301K |
| 代理商： | CDP1805AC |
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14
Because of the Schmitt Trigger input, an RC oscillator can
be used as shown in Figure 9. The frequency is approxi-
mately 1/RC (see Figure 10).
STPC
R
÷
32
TPA
STM
SPMI
INH
OUT
8-BIT
DOWN
COUNTER
LOAD
READ
SCMI
SPM2
SCM2
DTC
GEC
COUNTER
UNDERFLOW
ETQ
LDC
TO INTERRUPT LATCH
C
Q FF
D
Q
Q
Q OUTPUT
EF2
EF1
FIGURE 7. TIMER/COUNTER DIAGRAM
Pin numbers refer to 40 pin DIP.
FIGURE 8. TYPICAL 5MHz CRYSTAL OSCILLATOR
Pin numbers refer to 40 pin DIP.
FIGURE 9. RC NETWORK FOR OSCILLATOR
1
39 XTAL
C
IN
XTAL
5MHz PARALLEL
RESONANT
CRYSTAL
15pF
C
27pF
1M
RF
CLOCK
1
39 XTAL
C
R
CLOCK
FIGURE 10. NOMINAL COMPONENT VALUES AS A FUNCTION
OF FREQUENCY FOR THE RC OSCILLATOR
CONTROL MODES
CLEAR
WAIT
MODE
L
L
Not Allowed
L
H
Reset
H
L
Pause
H
H
Run
10M
1M
100K
10K
1
1M
10
100
1K
10K
100K
R
)
FREQUENCY (Hz)
V
DD
= 5V AT 25
o
C
C=1
μ
pF
C=01
μ
F
C=001
F
C=1000pF
CDP1805AC, CDP1806AC
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 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 |
| CDP1805ACQ | CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1806AC | 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 |
|---|---|
| CDP1805ACD | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805ACDX | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805ACE | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
| CDP1805ACH DIE | 制造商:Harris Corporation 功能描述: |
| CDP1805ACQ | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS 8-Bit Microprocessor with On-Chip RAM and Counter/Timer |
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