AT89C1051 ATMEL Corporation, AT89C1051 Datasheet - Page 9

• Manufacturer Part Number: AT89C1051
• Description: 8-Bit Microcontroller with 1K Byte Flash
• Manufacturer: ATMEL Corporation

Absolute Maximum Ratings
DC Characteristics
T
Notes:
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 ............................................25.0 mA
Symbol
V
V
V
V
V
I
I
I
V
V
RRST
C
I
A
IL
TL
LI
CC
OL
OH
OS
IL
IH
IH1
CM
IO
= -40°C to 85°C, V
1. Under steady state (non-transient) conditions, I
2. Minimum V
Maximum I
Maximum total I
If I
than the listed test conditions.
Parameter
Input Low Voltage
Input High Voltage
Input High Voltage
Output Low Voltage
(Ports 1, 3)
Output High Voltage
(Ports 1, 3)
Logical 0 Input Current
(Ports 1, 3)
Logical 1 to 0 Transition
Current (Ports 1, 3)
Input Leakage Current
(Port P1.0, P1.1)
Comparator Input Offset
Voltage
Comparator Input Common
Mode Voltage
Reset Pulldown Resistor
Pin Capacitance
Power Supply Current
Power Down Mode
OL
exceeds the test condition, V
OL
CC
CC
per port pin: 20 mA
for Power Down is 2V.
= 2.7V to 6.0V (unless otherwise noted)
OL
for all output pins: 80 mA
(2)
(1)
Condition
(Except XTAL1, RST)
(XTAL1, RST)
I
I
I
I
I
V
V
0 < V
V
Test Freq. = 1 MHz, T
Active Mode, 12 MHz, V
Idle Mode, 12 MHz, V
P1.1 = 0V or V
V
V
OL
OL
OL
OH
OH
OH
IN
IN
CC
CC
CC
may exceed the related specification. Pins are not guaranteed to sink current greater
= 20 mA, V
= 10 mA, V
= 0.45V
= 2V, V
= -80 A, V
= -30 A
= -12 A
= 5V
= 6V P1.0 & P1.1 = 0V or V
= 3V P1.0 & P1.1 = 0V or V
IN
< V
CC
CC
OL
= 5V
CC
CC
CC
CC
must be externally limited as follows:
= 5V
= 5V
= 2.7V
A
10%
CC
= 25°C
CC
*NOTICE:
= 6V/3V P1.0 &
10%
= 6V/3V
CC
CC
Maximum Ratings” may cause permanent dam-
age to the device. This is a stress rating only and
functional operation of the device at these or any
other conditions 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.
Stresses beyond those listed under “Absolute
0.2 V
0.75 V
0.7 V
0.9 V
Min
-0.5
2.4
CC
50
0
CC
CC
+ 0.9
CC
0.2 V
V
V
CC
CC
15/5.5
Max
0.50
-750
V
300
100
-50
5/1
20
20
CC
10
10
CC
+ 0.5
+ 0.5
- 0.1
Units
mV
K
mA
mA
pF
V
V
V
V
V
V
V
V
4-11
A
A
A
A
A