参数资料
型号: AT80C51RD2-3CSUM
厂商: Atmel
文件页数: 60/81页
文件大小: 0K
描述: IC 8051 MCU 5V SPI 20MHZ 40-DIP
标准包装: 216
系列: 80C
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器类型: ROMless
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 40-DIP(0.600",15.24mm)
包装: 管件
60
4113D–8051–01/09
AT80C51RD2
17. Electrical Characteristics
17.1
DC Parameters for Standard Voltage
T
A = 0°C to +70°C; VSS = 0V; VCC = 4.5V to 5.5V; F = 10 to 40 MHz
T
A = -40°C to +85°C; VSS = 0V; VCC =4.5V to 5.5V; F = 10 to 40 MHz
Table 17-1.
Absolute Maximum Ratings
C = commercial......................................................0
°C to 70°C
I = industrial ........................................................-40
°C to 85°C
Storage Temperature .................................... -65
°C to + 150°C
Voltage on V
CC to VSS (standard voltage) .........-0.5V to + 6.5V
Voltage on VCC to VSS (low voltage)..................-0.5V to + 4.5V
Voltage on Any Pin to VSS..........................-0.5V to VCC + 0.5V
Power Dissipation .............................................................. 1 W
Note:
Stresses at or above those listed under “Absolute
Maximum Ratings” may cause permanent damage to
the device. This is a stress rating only and functional
operation of the device at these or any other condi-
tions above those indicated in the operational sections
of this specification is not implied. Exposure to abso-
lute maximum rating conditions may affect device
reliability.
Power dissipation value is based on the maximum
allowable die temperature and the thermal resistance
of the package.
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
V
IL
Input Low Voltage
-0.5
0.2 V
CC - 0.1
V
IH
Input High Voltage except RST, XTAL1
0.2 V
CC + 0.9
V
CC + 0.5
V
IH1
Input High Voltage RST, XTAL1
0.7 V
CC
V
CC + 0.5
V
OL
Output Low Voltage, ports 1, 2, 3, 4 (6)
0.3
0.45
1.0
V
I
OL = 100 μA
(4)
I
OL = 1.6 mA
(4)
I
OL = 3.5 mA
(4)
V
OL1
Output Low Voltage, port 0, ALE, PSEN
(6)
0.3
0.45
1.0
V
I
OL = 200 μA
(4)
I
OL = 3.2 mA
(4)
I
OL = 7.0 mA
(4)
V
OH
Output High Voltage, ports 1, 2, 3, 4
V
CC - 0.3
V
CC - 0.7
V
CC - 1.5
V
I
OH = -10 μA
I
OH = -30 μA
I
OH = -60 μA
V
CC = 5V ± 10%
V
OH1
Output High Voltage, port 0, ALE, PSEN
V
CC - 0.3
V
CC - 0.7
V
CC - 1.5
V
I
OH = -200 μA
I
OH = -3.2 mA
I
OH = -7.0 mA
V
CC = 5V ± 10%
R
RST
RST Pull-down Resistor
50
200
(5)
250
k
Ω
I
IL
Logical 0 Input Current ports 1, 2, 3, 4 and 5
-50
μAV
IN = 0.45V
I
LI
Input Leakage Current
±10
μA
0.45V < V
IN < VCC
I
TL
Logical 1 to 0 Transition Current, ports 1, 2, 3, 4
-650
μAV
IN = 2.0 V
C
IO
Capacitance of I/O Buffer
10
pF
Fc = 3 MHz
TA = 25
°C
I
PD
Power-down Current
100
150
μA4.5V < V
CC < 5.5V
(3)
I
CCOP
Power Supply Current on normal mode
0.29 x Frequency (MHz) + 4
mA
V
CC = 5.5V
(1)
I
CCIDLE
Power Supply Current on idle mode
0.16 x Frequency (MHz) + 4
mA
V
CC = 5.5V
(2)
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