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Rev. C - 06 March, 2001
59
TS80C51RA2/RD2
TS83C51RB2/RC2/RD2
TS87C51RB2/RC2/RD2
10.4. DC Parameters for Low Voltage
TA =0
°Cto+70°C; V
SS =0V;VCC = 2.7 V to 5.5 V ± 10%;F=0to30 MHz.
TA = -40
°Cto+85°C; V
SS =0V;VCC = 2.7 V to 5.5 V ± 10%;F=0to30 MHz.
Table 33. DC Parameters for Low Voltage
ICC
operating
Power Supply Current Maximum values, X1
mode: (7)
3 + 0.6 Freq
(MHz)
@12MHz 10.2
@16MHz 12.6
mA
VCC = 5.5 V
(8)
ICC
idle
Power Supply Current Maximum values, X1
mode: (7)
0.25+0.3Freq
(MHz)
@12MHz 3.9
@16MHz 5.1
mA
VCC = 5.5 V
(2)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
VIL
Input Low Voltage
-0.5
0.2 VCC - 0.1
V
VIH
Input High Voltage except XTAL1, RST
0.2 VCC + 0.9
VCC + 0.5
V
VIH1
Input High Voltage, XTAL1, RST
0.7 VCC
VCC + 0.5
V
VOL
Output Low Voltage, ports 1, 2, 3, 4, 5 (6)
0.45
V
IOL = 0.8 mA
(4)
VOL1
Output Low Voltage, port 0, ALE, PSEN (6)
0.45
V
IOL = 1.6 mA
(4)
VOH
Output High Voltage, ports 1, 2, 3, 4, 5
0.9 VCC
V
IOH = -10 A
VOH1
Output High Voltage, port 0, ALE, PSEN
0.9 VCC
V
IOH = -40 A
IIL
Logical 0 Input Current ports 1, 2, 3, 4, 5
-50
A
Vin = 0.45 V
ILI
Input Leakage Current
±10
A
0.45 V < Vin < VCC
ITL
Logical 1 to 0 Transition Current, ports 1, 2, 3,
4, 5
-650
A
Vin = 2.0 V
RRST
RST Pulldown Resistor
50
90 (5)
200
k
CIO
Capacitance of I/O Buffer
10
pF
Fc = 1 MHz
TA = 25
°C
IPD
Power Down Current
20 (5)
10 (5)
50
30
A
VCC = 2.0 V to 5.5 V
(3)
VCC = 2.0 V to 3.3 V
(3)
ICC
under
RESET
Power Supply Current Maximum values, X1
mode: (7)
1 + 0.2 Freq
(MHz)
@12MHz 3.4
@16MHz 4.2
mA
VCC = 3.3 V
(1)
ICC
operating
Power Supply Current Maximum values, X1
mode: (7)
1 + 0.3 Freq
(MHz)
@12MHz 4.6
@16MHz 5.8
mA
VCC = 3.3 V
(8)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions