CDP1802A 查看數據表（PDF） - Intersil
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CDP1802A Datasheet PDF : 28 Pages
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CDP1802A, CDP1802AC, CDP1802BC
Pinouts
40 LEAD PDIP (PACKAGE SUFFIX E)
40 LEAD SBDIP (PACKAGE SUFFIX D)
TOP VIEW
44 LEAD PLCC
(PACKAGE TYPE Q)
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
SC0
MRD
BUS 7
BUS 6
BUS 5
NC
BUS 4
BUS 3
BUS 2
BUS 1
BUS 0
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
34
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
MWR
TPA
TPB
MA7
MA6
NC
MA5
MA4
MA3
MA2
MA1
CDP1852
INPUT PORT
CS2
CS1
DATA CS1
CDP1852 CS2
OUTPUT
PORT CLOCK
N0 MA0-7
MRD
CDP1802
8-BIT CPU
MWR
N1
TPA
TPB DATA
ADDRESS BUS
MA0-7
MRD
CDP1833
1K-ROM
TPA
CEO
DATA
MA0-4
MRD
CDP1824
32 BYTE RAM
MWR
CS
FIGURE 1. TYPICAL CDP1802 SMALL MICROPROCESSOR SYSTEM
3-4
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