LSI

LS3321

6

Absolute Maximum Ratings

Supply voltage Vdd - Vss..........................0 to 5V

Input voltage Vin.................................Vss to Vdd

Operating temperature Top .............-10°C to 60°C

Storing temperature Tst ...................-40°C to 70°C

*Comments

Stress above those listed under bsolute Maximum Ratings” may cause permanent damage to the device.

These are stress rating only.

Functional operation of this device at these or any other conditions above those

indicated in the operational sections of this specification is not implied and exposure to obsolute maximum

rating conditions for extended periods may affect device reliability.

D.C. Electrical Characteristics

(GND = 0V, Vdd = 1.5V, Ta = 25°C unless otherwise specified)

Parameter

Symbol

Min.

Typ.

Max.

Unit

Conditions

Supply Voltage

Vdd

1.2

1.5

1.8

V

Operating current

Idd

-

2

6

µA

No load

OSC. built-in cap

Cd

-

20

-

pF

OSC. trimmer cap

Ctrim

5

-

35

pF

Buzzer output current

Ib

500

-

-

µA

Vbd-Vss=0.5

LCD frequency

Flcd

-

64

-

Hz

Segment current

Is

0.15

-

-

µA

Vseg=0.2V

Common current

Ic

3.0

-

-

µA

Vcom=0.2V