AT89C51RC-33AC ATMEL Corporation, AT89C51RC-33AC Datasheet - Page 28

• Manufacturer Part Number: AT89C51RC-33AC
• Description: 8-bit Microcontroller with 32K Bytes Flash
• Manufacturer: ATMEL Corporation

Absolute Maximum Ratings*
DC Characteristics
The values shown in this table are valid for T
Notes:
28
Operating Temperature.................................. -55°C to +125°C
Storage Temperature ..................................... -65°C to +150°C
Voltage on Any Pin
with Respect to Ground .....................................-1.0V to +7.0V
Maximum Operating Voltage ............................................ 6.6V
DC Output Current...................................................... 15.0 mA
Symbol
V
V
V
V
V
V
V
V
I
I
I
RRST
C
I
IL
TL
LI
CC
OL
OL1
OH
OH1
IL
IL1
IH
IH1
IO
1. Under steady state (non-transient) conditions, I
2. Minimum V
AT89C51RC
Maximum I
Maximum I
Port 0: 26 mA
Maximum total I
If I
than the listed test conditions.
OL
Parameter
Input Low-voltage
Input Low-voltage (EA)
Input High-voltage
Input High-voltage
Output Low-voltage
1,2,3)
Output Low-voltage
(Port 0, ALE, PSEN)
Output High-voltage
(Ports 1,2,3, ALE, PSEN)
Output High-voltage
(Port 0 in External Bus Mode)
Logical 0 Input Current (Ports
1,2,3)
Logical 1 to 0 Transition Current
(Ports 1,2,3)
Input Leakage Current (Port 0,
EA)
Reset Pull-down Resistor
Pin Capacitance
Power Supply Current
Power-down Mode
exceeds the test condition, V
OL
OL
CC
per port pin: 10 mA
per 8-bit port:
for Power-down is 2V.
OL
for all output pins: 71 mA
Ports 1, 2, 3: 15 mA
(1)
(1)
(1)
(Ports
OL
A
may exceed the related specification. Pins are not guaranteed to sink current greater
= -40°C to 85°C and V
Condition
(Except EA)
(Except XTAL1, RST)
(XTAL1, RST)
I
I
I
I
I
I
I
I
V
V
0.45 < V
Test Freq. = 1 MHz, T
Active Mode, 12 MHz
Idle Mode, 12 MHz
V
OL
OL
OH
OH
OH
OH
OH
OH
IN
IN
CC
= 1.6 mA
= 3.2 mA
= -60 µA, V
= -25 µA
= -10 µA
= -800 µA, V
= -300 µA
= -80 µA
= 0.45V
= 2V, V
= 5.5V
OL
IN
must be externally limited as follows:
< V
CC
= 5V ± 10%
CC
CC
CC
= 5V ± 10%
Notice*: Stresses beyond those listed under “Absolute Maxi-
= 5V ± 10%
A
= 25°C
CC
= 4.0V to 5.5V, unless otherwise noted.
mum 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 beyond those indicated in the operational
sections of this specification is not implied. Exposure
to absolute maximum rating conditions for extended
periods may affect device reliability.
0.2 V
0.75 V
0.75 V
0.7 V
0.9 V
0.9 V
Min
-0.5
-0.5
2.4
2.4
10
CC
+0.9
CC
CC
CC
CC
CC
0.2 V
0.2 V
V
V
CC
CC
Max
0.45
0.45
-650
±10
100
-50
6.5
30
10
25
CC
CC
+0.5
+0.5
-0.1
-0.3
1920B–MICRO–11/02
Units
mA
mA
µA
µA
µA
kW
µA
pF
V
V
V
V
V
V
V
V
V
V
V
V