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AT89C51RC2-3CSCM データシートの表示(PDF) - Atmel Corporation
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コンポーネント説明
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AT89C51RC2-3CSCM
8-bit Microcontroller with 16K/32K Bytes Flash
Atmel Corporation
AT89C51RC2-3CSCM Datasheet PDF : 127 Pages
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AT89C51RB2/RC2
Symbol
T
RLRH
T
WLWH
T
RLDV
T
RHDX
T
RHDZ
T
LLDV
T
AVDV
T
LLWL
T
LLWL
T
AVWL
T
QVWX
T
QVWH
T
WHQX
T
RLAZ
T
WHLH
T
WHLH
Type
Min
Min
Max
Min
Max
Max
Max
Min
Max
Min
Min
Min
Min
Max
Min
Max
Standard
Clock
6T-x
6T-x
5T-x
x
2T-x
8T-x
9T-x
3T-x
3T+x
4T-x
T-x
7T-x
T-x
x
T-x
T+x
X2 Clock
3T-x
3T-x
2.5 T - x
x
T-x
4T -x
4.5 T - x
1.5 T - x
1.5 T + x
2T-x
0.5 T - x
3.5 T - x
0.5 T - x
x
0.5 T - x
0.5 T + x
X Parameter for - X Parameter for -
M Range
L Range
25
25
25
25
30
30
0
0
25
25
45
45
65
65
30
30
30
30
30
30
20
20
20
20
15
15
0
0
20
20
20
20
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
External Data Memory Write
Cycle
ALE
PSEN
WR
PORT 0
PORT 2
ADDRESS
OR SFR-P2
T
WHLH
T
LLWL
T
WLWH
T
LLAX
A0-A7
T
AVWL
T
QVWX
T
QVWH
DATA OUT
ADDRESS A8-A15 OR SFR P2
T
WHQX
4180E–8051–10/06
115
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