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參數(shù)資料
| 型號： | S80C51RA-20 |
| 廠商： | INTEL CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, 20 MHz, MICROCONTROLLER, PQFP44 |
| 封裝： | QFP-44 |
| 文件頁數(shù)： | 19/20頁 |
| 文件大?。?/td> | 1665K |
| 代理商： | S80C51RA-20 |
8XC51RA/RB/RC
ABSOLUTE MAXIMUM RATINGS*
Ambient Temperature Under Bias........- 40
° C to +85°C
Storage Temperature ....................-65° C to + 150°C
Voltage on EA/V PP Pin to VSS................0V to + 13.0V
Voltage on Any Other Pin to VSS......-0.5V to + 6.5V
IOL Per I/O Pin..................................................15 mA
Power Dissipation.................................................1.5W
(based on PACKAGE heat transfer limitations, not
device power consumption)
NOTICE: This data sheet contains information on
products in the sampling and initial production phases
of development. The specifications are subject to
change without notice. Verify with your local Intel
Sales office that you have the latest data sheet be-
fore finalizing a design.
*
WARNING: Stressing the device beyond the"Absolute
Maximum Ratings " may cause permanent damage.
These are stress ratings only . Operation beyond the
‘‘Operating Conditions’’ is not recommended and ex-
tended exposure beyond the "Operating Conditions "
may affect devicereliability .
OPERATING CONDITIONS
Symbol
Description
Min
Max
Units
TA
Ambient Temperature Under Bias
Commercial
0
+
70
°C
Express
-40
+
85
°C
VCC
Supply Voltage
All Others
4.0
6.0
V
8XC51RX-24
4.5
5.5
V
fOSC
0scillator Frequency
8XC51RX
3.5
12
MHz
8XC51RX-1
3.5
16
MHz
8XC51RX-20
3.5
20
MHz
8XC51RX-24
3.5
24
MHz
DC CHARACTERISTICS (Over Operating Conditions)
All parameter values apply to all devices unless otherwise indicated.
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
(Note 4)
VIL
Input Low Voltage
-0.5
0.2 VCC-0.1
VIL1
Input Low Voltage EA
0
0.2 VCC-0.3
VIH
Input High Voltage
0.2 VCC+0.9
VCC+0.5
(Except XTAL1, RST)
VIH1
Input High Voltage
0.7 VCC
VCC+0.5
(XTAL1, RST)
VOL
Output Low Voltage (Note 5)
0.3
V IOL = 100
(Ports 1, 2 and 3)
0.45
V IOL = 1.6
1.0
V IOL = 3.5
VOL1
Output Low Voltage (Note 5)
0.3
V IOL = 200
(Port 0, ALE, PSEN )
0.45
V IOL = 3.2
1.0
OL = 7.0
VOH
Output High Voltage
VCC -0.3
I
OH = -10
μA
(Ports 1,2 and 3,ALE, PSEN)
VCC-0.7
V IOH = -30
μA
VCC-1.5
V IOH = -60
μA
8
V
I
V
μA (Note 1)
mA (Note 1)
μA (Note 1)
mA (Note 1)
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相關代理商/技術參數(shù) |
參數(shù)描述 |
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