DS1232LP Datasheet, PDF (6/7 Pages) Dallas Semiconductor – Low Power MicroMonitor Chip

DS1232LP/LPS
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
–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
Supply Voltage
V_CC
ST and PBRST Input High Level
V_IH
ST and PBRST Input Low Level
V_IL
4.5
2.0
–0.3
(0°C to 70°C)
TYP
MAX
UNITS NOTES
5.0
5.5
V
1
V_CC+0.3
V
1
+0.8
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
Operating 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
MIN
–1.0
–8
10
V_CC
–0.5V
4.50
4.25
TYP
–10
V_CC –0.1V
(0°C to 70°C; V_CC = 4.5 to 5.5V)
MAX
UNITS NOTES
+1.0
µA
3
mA
5
mA
0.4
V
1
V
1, 7
50
µA
2
200
500
µA
8
4.62
4.74
V
1
4.37
4.49
V
1
CAPACITANCE
PARAMETER
Input Capacitance
Output Capacitance
(t_A = 25°C)
SYMBOL MIN
TYP
MAX
UNITS NOTES
C_IN
C_OUT
5
pF
7
pF
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