AT87C52X2-3CSUV Atmel, AT87C52X2-3CSUV Datasheet - Page 47
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AT87C52X2-3CSUV
Manufacturer Part Number
AT87C52X2-3CSUV
Description
Microcontrollers (MCU) Microcontroller
Manufacturer
Atmel
Datasheet
1.AT87C52X2-3CSUV.pdf
(55 pages)
Specifications of AT87C52X2-3CSUV
Data Bus Width
8 bit
Program Memory Type
EPROM
Program Memory Size
8 KB
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
+ 70 C
Mounting Style
Through Hole
Package / Case
PDIL-40
Minimum Operating Temperature
0 C
Lead Free Status / Rohs Status
No
Shift Register Timing
Waveforms
Figure 21. Shift Register Timing Waveforms
4184I–8051–02/08
INSTRUCTION
ALE
CLOCK
OUTPUT DATA
WRITE to SBUF
INPUT DATA
CLEAR RI
T
QVXH
0
Table 34. AC Parameters for a Variable Clock: Derating Formula
T
XHDV
Symbol
T
T
T
T
T
1
QVHX
XHQX
XHDX
XHDV
XLXL
0
VALID
T
XLXL
T
XHQX
2
1
VALID
Type
Max
Min
Min
Min
Min
T
3
XHDX
2
Standard
VALID
10 T - x
10 T - x
Clock
2 T - x
12 T
x
4
3
VALID
X2 Clock
5 T - x
5 T- x
T - x
6 T
x
5
4
VALID
-M
133
50
20
0
6
5
VALID
133
-V
50
20
0
7
6
VALID
SET TI
SET RI
133
-L
8
50
20
0
7
VALID
Units
ns
ns
ns
ns
ns
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