26
4428E–8051–02/08
AT/TS80C31X2
14.3
DC Parameters for Standard Voltage
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.
Table 14-1.
DC Parameters in Standard Voltage
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 XTAL1, RST
0.2 V
CC + 0.9
V
CC + 0.5
V
IH1
Input High Voltage, XTAL1, RST
0.7 V
CC
V
CC + 0.5
V
OL
Output Low Voltage, ports 1, 2, 3 (6)
0.3
0.45
1.0
V
I
OL = 100 A
(4)
I
OL = 1.6 mA
(4)
I
OL = 3.5 mA
(4)
V
OL1
Output Low Voltage, port 0 (6)
0.3
0.45
1.0
V
I
OL = 200 A
(4)
I
OL = 3.2 mA
(4)
I
OL = 7.0 mA
(4)
V
OL2
Output Low Voltage, ALE, PSEN
0.3
0.45
1.0
V
I
OL = 100 A
(4)
I
OL = 1.6 mA
(4)
I
OL = 3.5 mA
(4)
V
OH
Output High Voltage, ports 1, 2, 3
V
CC - 0.3
V
CC - 0.7
V
CC - 1.5
V
I
OH = -10 A
I
OH = -30 A
I
OH = -60 A
V
CC = 5 V ± 10%
V
OH1
Output High Voltage, port 0
V
CC - 0.3
V
CC - 0.7
V
CC - 1.5
V
I
OH = -200 A
I
OH = -3.2 mA
I
OH = -7.0 mA
V
CC = 5 V ± 10%
V
OH2
Output High Voltage,ALE, PSEN
V
CC - 0.3
V
CC - 0.7
V
CC - 1.5
V
I
OH = -100 A
I
OH = -1.6 mA
I
OH = -3.5 mA
V
CC = 5 V ± 10%
R
RST
RST Pulldown Resistor
50
90 (5)
200
k
I
IL
Logical 0 Input Current ports 1, 2 and 3
-50
A
Vin = 0.45 V
I
LI
Input Leakage Current
±10
A
0.45 V < Vin < V
CC
I
TL
Logical 1 to 0 Transition Current, ports 1, 2, 3
-650
A
Vin = 2.0 V
C
IO
Capacitance of I/O Buffer
10
pF
Fc = 1 MHz
TA = 25°C
I
PD
Power Down Current
20 (5)
50
A
2.0 V < V
CC < 5.5 V
(3)
I
CC
under
RESET
Power Supply Current Maximum values, X1
mode: (7)
1 + 0.4 Freq
(MHz)
@12MHz 5.8
@16MHz 7.4
mA
V
CC = 5.5 V
(1)
I
CC
operating
Power Supply Current Maximum values, X1
mode: (7)
3 + 0.6 Freq
(MHz)
@12MHz 10.2
@16MHz 12.6
mA
V
CC = 5.5 V
(8)