T89C51RD2-3CTC-L View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'T89C51RD2-3CTC-L' PDF : 86 Pages View PDF
T89C51RD2
9.2. DC Parameters for Standard Voltage (1)
TA = 0°C to +70°C; VSS = 0 V; VCC = 5 V ± 10%; F = 0 to 40 MHz.
TA = -40°C to +85°C; VSS = 0 V; VCC = 5 V ± 10%; F = 0 to 40 MHz.
Symbol
Parameter
Min
VIL
VIH
VIH1
VOL
Input Low Voltage
-0.5
Input High Voltage except XTAL1, RST
0.2 VCC + 0.9
Input High Voltage, XTAL1, RST
0.7 VCC
Output Low Voltage, ports 1, 2, 3, 4 and 5 (6)
VOL1 Output Low Voltage, port 0, ALE, PSEN (6)
VOH Output High Voltage, ports 1, 2, 3, 4 and 5
VCC - 0.3
VCC - 0.7
VCC - 1.5
VOH1 Output High Voltage, port 0, ALE, PSEN
VCC - 0.3
VCC - 0.7
VCC - 1.5
RRST RST Pulldown Resistor
50
IIL
Logical 0 Input Current ports 1, 2, 3, 4 and 5
ILI
Input Leakage Current
ITL
Logical 1 to 0 Transition Current, ports 1, 2, 3,
4 and 5
CIO
Capacitance of I/O Buffer
IPD
ICCOP
Power Down Current
Power Supply Current onnormal mode
ICCIDLE Power Supply Current on idle mode
Typ (5)
90
120
Max Unit Test Conditions
0.2 VCC - 0.1 V
VCC + 0.5
V
VCC + 0.5
V
0.3
V IOL = 100 µA(4)
0.45
1.0
V
V
IOL = 1.6 mA(4)
IOL = 3.5 mA(4)
0.3
V IOL = 200 µA(4)
0.45
1.0
V
V
IOL = 3.2 mA(4)
IOL = 7.0 mA(4)
V IOH = -10 µA
V IOH = -30 µA
V IOH = -60 µA
VCC = 5 V ± 10%
V IOH = -200 µA
V IOH = -3.2 mA
V IOH = -7.0 mA
VCC = 5 V ± 10%
200
kΩ
-50
µA Vin = 0.45 V
±10
µA 0.45 V < Vin < VCC
-650
µA Vin = 2.0 V
10
150
0.7 Freq
(MHz) + 3
mA
0.4 Freq
(MHz) + 2
mA
pF Fc = 1 MHz
TA = 25°C
µA VCC = 3 V to 5.5 V(3)
mA VCC = 5.5 V(1)
mA VCC = 5.5 V(2)
Table 35. DC Parameters in Standard Voltage (1)
71
Rev. F - 15 February, 2001
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