DS1232LPU Datasheet, PDF (6/7 Pages) Dallas Semiconductor – Low Power MicroMonitor Chip

ABSOLUTE MAXIMUM RATINGS*
Voltage on V_CC Pin Relative to Ground
Voltage on I/O Relative to Ground
Operating Temperature
Operating Temperature (Industrial Version)
Storage Temperature
Soldering Temperature
DS1232LP/LPS
-0.5V to +7.0V
-0.5V to V_CC + 0.5V
0°C to 70°C
-40°C to +85°C
-55°C to +125°C
260°C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions
above 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.
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER
SYMBOL MIN TYP
Supply Voltage
V_CC
4.5 5.0
ST and PBRST Input High Level
V_IH
2.0
ST and PBRST Input Low Level
V_IL
-0.3
MAX
5.5
V_CC+0.3
+0.8
(0°C to 70°C)
UNITS NOTES
V
1
V
1
V
1
DC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
Input Leakage
I_IL
Output Current @ 2.4V
I_OH
Output Current @ 0.4V
I_OL
Low Level @ RST
V_OL
Output Voltage @ -500 uA
V_OH
Output Current (CMOS)
Operating Current (TTL)
V_CC Trip Point (TOL=GND)
V_CC Trip Point (TOL=V_CC)
I_CC1
I_CC2
V_CCTP
V_CCTP
(0°C to 70°C; V_CC=4.5 to 5.5V)
MIN TYP MAX UNITS NOTES
-1.0
+1.0
µA
3
-8 -10
mA
5
10
mA
0.4
V
1
V_CC
V_CC
V
1, 7
-0.5V -0.1V
50
µA
2
200 500
µA
8
4.50 4.62 4.74
V
1
4.25 4.37 4.49
V
1
CAPACITANCE
PARAMETER
Input Capacitance
Output Capacitance
SYMBOL
C_IN
C_OUT
MIN
TYP
MAX
5
7
(t_A=25°C)
UNITS NOTES
pF
pF
6 of 7