CDP1802ACD3 데이터 시트보기 (PDF) - Intersil
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CDP1802ACD3 Datasheet PDF : 27 Pages
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CDP1802AC/3
Pinout
CDP1802AC/3
(40 LD SBDIP)
TOP VIEW
CLOCK 1
WAIT 2
CLEAR 3
Q4
SC1 5
SC0 6
MRD 7
BUS 7 8
BUS 6 9
BUS 5 10
BUS 4 11
BUS 3 12
BUS 2 13
BUS 1 14
BUS 0 15
VCC 16
N2 17
N1 18
N0 19
VSS 20
40 VDD
39 XTAL
38 DMA IN
37 DMA OUT
36 INTERRUPT
35 MWR
34 TPA
33 TPB
32 MA7
31 MA6
30 MA5
29 MA4
28 MA3
27 MA2
26 MA1
25 MA0
24 EF1
23 EF2
22 EF3
21 EF4
CDP1852
INPUT PORT CS2
CS1
DATA CS1
CDP1852 CS2
OUTPUT
PORT
CLOCK
N0 MA0–7
MRD
CDP1802
8–BIT CPU
MWR
N1
TPB DATA TPA
ADDRESS BUS
MA0–7
MRD
CDP1833
1k–ROM
CEO
TPA DATA
8–BIT DATA BUS
FIGURE 1. TYPICAL CDP1802A/3 SMALL MICROPROCESSOR SYSTEM
MA0–4
MRD
CDP1824
32 BYTE RAM
MWR
CS
DATA
FN1441 Rev 3.00
October 17, 2008
Page 2 of 27
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