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Part Name
Description
CDP1802ACD3 View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
CDP1802ACD3
High-Reliability CMOS 8-Bit Microprocessor
Intersil
CDP1802ACD3 Datasheet PDF : 27 Pages
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CDP1802AC/3
Machine Cycle Timing Waveforms
(Propagation Delays Not Shown)
(Continued)
INSTRUCTION
MRD
FETCH (S0)
MEMORY READ CYCLE
EXECUTE (S1)
MEMORY READ CYCLE
FETCH (S0)
MEMORY READ CYCLE
EXECUTE
MWR (HIGH)
MEMORY
OUTPUT
ALLOWABLE MEMORY ACCESS
VALID OUTPUT
“DON’T CARE” OR INTERNAL DELAYS
VALID
OUTPUT
HIGH IMPEDANCE STATE
FIGURE 6. MEMORY READ CYCLE TIMING WAVEFORMS
VALID
OUTPUT
INSTRUCTION
MRD
FETCH (S0)
MEMORY READ CYCLE
EXECUTE (S1)
MEMORY READ CYCLE
EXECUTE (S1)
MEMORY READ CYCLE
FETCH (S0)
MWR (HIGH)
MEMORY
OUTPUT
ALLOWABLE MEMORY ACCESS
VALID OUTPUT
“DON’T CARE” OR INTERNAL DELAYS
VALID OUTPUT
HIGH IMPEDANCE STATE
FIGURE 7. LONG BRANCH OR LONG SKIP CYCLE TIMING WAVEFORMS
VALID
OUTPUT
FN1441 Rev 3.00
October 17, 2008
Page 10 of 27
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