DS1232LP/LPS

6 of 7

ABSOLUTE MAXIMUM RATINGS*

Voltage on VCC Pin Relative to Ground

-0.5V to +7.0V

Voltage on I/O Relative to Ground

-0.5V to VCC + 0.5V

Operating Temperature

0°C to 70°C

Operating Temperature (Industrial Version)

-40°C to +85°C

Storage Temperature

-55°C to +125°C

Soldering Temperature

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

(0

°C to 70°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Supply Voltage

VCC

4.5

5.0

5.5

V

1

ST

and PBRST Input High Level

VIH

2.0

VCC+0.3

V

1

ST

and PBRST Input Low Level

VIL

-0.3

+0.8

V

1

DC ELECTRICAL CHARACTERISTICS

(0

°C to 70°C; V

CC=4.5 to 5.5V)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Input Leakage

IIL

-1.0

+1.0

µA

3

Output Current @ 2.4V

IOH

-8

-10

mA

5

Output Current @ 0.4V

IOL

10

mA

Low Level @ RST

VOL

0.4

V

1

Output Voltage @ -500 uA

VOH

VCC

-0.5V

VCC

-0.1V

V

1, 7

Output Current (CMOS)

ICC1

50

µA

2

Operating Current (TTL)

ICC2

200

500

µA

8

VCC Trip Point (TOL=GND)

VCCTP

4.50

4.62

4.74

V

1

VCC Trip Point (TOL=VCC)VCCTP

4.25

4.37

4.49

V

1

CAPACITANCE

(tA=25

°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Input Capacitance

CIN

5pF

Output Capacitance

COUT

7pF