ds2251 Maxim Integrated Products, Inc., ds2251 Datasheet - Page 9

• Manufacturer Part Number: ds2251
• Description: 128k Soft Microcontroller Module
• Manufacturer: Maxim Integrated Products, Inc.

ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground
Voltage on V
Operating Temperature
Storage Temperature
Soldering Temperature
1
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
2
the contents of SRAM are not battery-backed and are undefined.
DC CHARACTERISTICS
This is a stress rating only and functional operation of the device at these or any other conditions above
Storage temperature is defined as the temperature of the device when V
PARAMETER
Input Low Voltage
Input High Voltage
Input High Voltage RST, XTAL1
Output Low Voltage
@ I
Output Low Voltage
@ I
BA13-0, BD7-0, R/
Output High Voltage
@ I
Output High Voltage
@ I
Input Low Current V
(Ports 1, 2, 3)
Transition Current; 1 to 0
V
Input Leakage Current
0.45 < V
RST Pulldown Resistor
Power-Fail Warning Voltage
Minimum Operating Voltage
Operating Current @ 16 MHz
Idle Mode Current @ 12 MHz
Stop Mode Current
PF
VRST
PROG
IN
, BA13-0, BD7-0, R/
OL
OL
OH
OH
= 2.0V (Ports 1, 2, 3)
=1.6 mA (Ports 1, 2, 3,
=3.2 mA (Ports 0, ALE,
= -80 A (Ports 1, 2, 3)
=-400 A (Ports 0, ALE,
Pullup Resistor
Pullup Resistor
IN
< V
CC
CC
Relative to Ground
(Port 0)
2
W
IN
,
= 0.45V
PE
W
,
3-4)
PE
PF
PSEN
3-4)
PSEN
)
PROG
,
,
SYMBOL
V
V
V
V
V
V
I
I
V
V
R
R
R
V
STOP
CCmin
I
IDLE
I
I
I
OH1
OH2
PFW
CC
OL1
OL2
TL
IH1
IH2
IL
IL
VR
RE
PR
IL
-0.3V to (V
-0.3V to +6.0V
-40°C to +85°C
-55°C to +125°C
260°C for 10 seconds
9 of 20
MIN
4.25
4.00
-0.3
2.0
3.5
2.4
2.4
40
CC
(t
A
+ 0.5V)
TYP
0.15
0.15
4.37
4.12
=0˚C to70˚C; V
4.8
4.8
4.7
40
CC
V
V
=0V and V
MAX
CC
CC
+0.8
-500
0.45
0.45
4.50
4.25
150
-50
7.0
45
80
10
+0.3
+0.3
UNITS
LI
CC
mA
mA
k
k
k
=0V. In this state
V
V
V
V
V
V
V
V
V
A
A
A
A
=5V
NOTES
DS2251T
10%)
1, 7
1
1
1
1
1
1
1
1
2
3
4