uC1009

Conceptual

2

uC1009-DS-C3100, Nov. 2012

www.upi-semi.com

Typical Application Circuit

0.1uF

T2

PVCC=1.6V~5.5V

VDD

TEST

GND

SCL

SDA

T1

PVCC

FOUT

10k

/INT

10k

10k

32.768kHz

FOE

Note : It uses the secondary battery or a lithium battery. When using the seconding battery, the diode is not required.

When using the lithium battery, the diode is required.

For detailed value on the resistance, please consult a battery maker.

When used as a clock source (32 kHz-TCXO)

Connection with Typical Microcontroller

GND

SDA

SCL

VDD

SDA

SCL

VDD

Note

D1: Schottky Barrier Diode

SLAVE ADRS=0110010*

I

VDD

VDD

SCL

SDA

Pull up Registor