AT80C32X2-SLSUV Atmel, AT80C32X2-SLSUV Datasheet - Page 45

• Manufacturer Part Number: AT80C32X2-SLSUV
• Description: Microcontrollers (MCU) Microcontroller
• Manufacturer: Atmel

Specifications of AT80C32X2-SLSUV

• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Data Ram Size: 256 B
• Interface Type: UART
• Maximum Clock Frequency: 30 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3 bit
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: PLCC
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: No

External Data Memory Write
Cycle
Figure 19. External Data Memory Write Cycle
4184I–8051–02/08
PORT 0
PORT 2
PSEN
ALE
WR
OR SFR-P2
ADDRESS
Table 31. AC Parameters for a Variable Clock: Derating Formula
Symbol
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WLWH
QVWH
WHQX
QVWX
WHLH
WHLH
RLRH
RLDV
RHDX
RHDZ
AVDV
AVWL
LLDV
LLWL
LLWL
RLAZ
A0-A7
T
T
LLAX
AVWL
Type
T
Max
Max
Max
Max
Max
Max
Max
Min
Min
Min
Min
Min
Min
Min
Min
Min
LLWL
Standard
ADDRESS A8-A15 OR SFR P2
Clock
3 T + x
6 T - x
6 T - x
5 T - x
2 T - x
8 T - x
9 T - x
3 T - x
4 T - x
7 T - x
T + x
T - x
T - x
T - x
x
x
T
QVWX
X2 Clock
1.5 T + x
0.5 T + x
2.5 T - x
4.5 T - x
1.5 T - x
0.5 T - x
3.5 T - x
0.5 T - x
0.5 T - x
3 T - x
3 T - x
2 T - x
4T -x
T - x
x
x
T
QVWH
T
DATA OUT
WLWH
-M
20
20
25
20
40
60
25
25
25
15
15
10
15
15
0
0
T
WHLH
-V
15
15
23
15
35
50
20
20
20
10
10
10
10
0
8
0
T
WHQX
-L
25
25
30
25
45
65
30
30
30
20
20
15
20
20
0
0
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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