V3002

Function:                                                        Features:

* five functions: month, day, hours, minutes, seconds;     * single chip CMOS process;

* calendar for four years;                                                       * three half LCD display;

* second correction;                                                               * low power consumption;

* two key switch operation;                                                    * 1.5 V working voltage;

* colon display;                                                                        * built-in crystal oscillator capacitor;

* LCD test.                                                                                * standard 32768 hz crystal oscillator;

Electrical characteristics

Electrical parameters	symbol	conditions	The minimum value	Typical values	The maximum	unit
Working voltage	Vdd		1.2	1.5	1.8	V
Voltage doubler	Vss1		－1.2	－1.5	－1.8	V
Oscillation frequency	Fosc		---	32768	---	Hz
LCD frequency	FD		---	32	---	Hz

LCD display glyph

Setting process

APPLICATION INFORMATION

Pad	Name	X,Y	Pad	Name	X,Y	Pad	Name	X,Y
1	VDD	75，535	9	F3/E3	535，75	17	XTB	985，545
2	S1	75，425	10	COL/D4	645，75	18	VCP	985，655
3	COM1	75，315	11	B2/C2	755，75	19	VCM	985，765
4	B4/C4	75，205	12	A2/G2	865，75	20	T1	323，755
5	A4/G4	75，75	13	F2/E2	985，75	21	Z64Hz	223，755
6	F4/E4	205，75	14	BC1/D2	985，215	22	GND	75，760
7	B3/C3	315，75	15	COM2	985，325	23	S2	75，645
8	AD3/G3	425，75	16	XT	985，435

APPLICATION DIAGRAM

Note: 1. Z64Hz, T1 to test the foot;

           2. The substrate VDD.