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DS80C390-QCR データシートの表示(PDF) - Maxim Integrated
部品番号
コンポーネント説明
メーカー
DS80C390-QCR
Dual CAN High-Speed Microprocessor
Maxim Integrated
DS80C390-QCR Datasheet PDF : 52 Pages
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DS80C390 Dual CAN High-Speed Microprocessor
AC SYMBOLS
The DS80C390 uses timing parameters and symbols similar to the original 8051 family. The following list of timing
symbols is provided as an aid to understanding the timing diagrams.
SYMBOL
t
A
C
CE
D
H
L
I
P
Q
R
V
W
X
Z
FUNCTION
Time
Address
Clock
Chip Enable
Input Data
Logic Level High
Logic Level Low
Instruction
PSEN
Output Data
RD
Signal
Valid
WR
Signal
No longer a valid logic level.
Tri-State
Figure 1. Multiplexed External Program Memory Read Cycle
4 of 52
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