2004

FUNCTIONS

* 3 pointer electronic.

FEATURES

* can drive LCD directly: 1/6 Duty;

* single key operation.

ELECTRICAL CHARACTERISTICS

Characteristics		Sym	Min	Typ	Max	Unit	REMARKS
Operating Voltage		Vdd	-	3	-	V	-
Half Voltage		Vss1	1.2	1.5	1.8	V	-
Double Voltage		Vss2	-1.2	-1.5	-1.8	V	-
Quiescent Current		Isb	-	1.5	2.5	µA	No Load
Oscillator input Frequency		Fosc	-	32768	-	Hz	-
LCD frequency		Flcd	-	43	-	Hz	-
Time stability		Tstb	-	1	-	ppm	Vdd=3V

PAD DIAGRAM

APPLICATION DIAGRAM

  * VDD chip substrate.

SEG, COM logic distribution list:

Glass distribution diagram: