IC80C54 Datasheet, PDF (14/22 Pages) Integrated Circuit Solution Inc – CMOS SINGLE CHIP 8-BIT MICROCONTROLLER

IC80C54
IC80C58
DC CHARACTERISTICS
(Ta=0°C to 70 °C; VCC=5V+10%; VSS=0V )
Symbol
Parameter
Test conditions
Min
Max
Unit
VIL
VIL1
VIH
VIH1
VSCH+
VSCH–
VOL⁽¹⁾
VOL1⁽¹⁾
VOH
VOH1
IIL
ILI
ITL
RRST
Input low voltage (All except EA)
Input low voltage (EA)
–0.5
0.2Vcc – 0.1
V
–0.5
0.2Vcc – 0.3
V
Input high voltage
(All except XTAL 1, RST)
0.2Vcc + 0.9 Vcc + 0.5
V
Input high voltage (XTAL 1)
0.7Vcc
Vcc + 0.5
V
RST positive schmitt-trigger
threshold voltage
0.7Vcc
Vcc + 0.5
V
RST negative schmitt-trigger
threshold voltage
0
0.3Vcc
V
Output low voltage
Iol = 100 µA
—
0.3
V
(Ports 1, 2, 3)
IOL = 1.6 mA
—
0.45
V
IOL = 3.5 mA
—
1.0
V
Output low voltage
(Port 0, ALE, PSEN)
IOL = 200 µA
IOL = 3.2 mA
—
0.3
V
—
0.45
V
IOL = 7.0 mA
—
1.0
V
Output high voltage
IOH = –10 µA
0.9Vcc
—
V
(Ports 1, 2, 3, ALE, PSEN)
Vcc = 4.5V-5.5V
IOL = –25 µA
0.75Vcc
—
V
IOL = –60 µA
2.4
—
V
Output high voltage
(Port 0, ALE, PSEN)
IOH = –80 µA
0.9Vcc
—
V
Vcc = 4.5V-5.5V
IOH = –300 µA
0.75Vcc
—
V
IOH = –800 µA
2.4
—
V
Logical 0 input current (Ports 1, 2, 3) VIN = 0.45V
—
–50
µA
Input leakage current (Port 0)
0.45V < VIN < Vcc
–10
+10
µA
Logical 1-to-0 transition current
(Ports 1, 2, 3)
VIN = 2.0V
—
–650
µA
RST pulldown resister
50
300
KΩ
Note:
1. Under steady state (non-transient) conditions, IOL must be externally limited as follows:
Maximum IOL per port pin: 10 mA
Maximum IOL per 8-bit port
Port 0: 26 mA
Ports 1, 2, 3: 15 mA
Maximum total IOL for all output pins: 71 mA
If IOL exceeds the test condition, VOL may exceed the related specification.
14
Integrated Circuit Solution Inc.
MC003-0B