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DS1672

Part Number	DS1672
Manufacturer	Dallas Semiconductor
Description	Low Voltage Serial Timekeeping Chip
Published	Oct 26, 2007
Detailed Description	www.DataSheet4U.com PRELIMINARY DS1672 Low Voltage Serial Timekeeping Chip FEATURES 32-bit counter 2-wire serial inter...
Datasheet	DS1672 PDF File

Overview

www.
DataSheet4U.
com PRELIMINARY DS1672 Low Voltage Serial Timekeeping Chip FEATURES 32-bit counter 2-wire serial interface Automatic power-fail detect and switch circuitry Power-fail reset output Low-voltage oscillator operation (1.
3V min.
) Trickle charge capability PIN ASSIGNMENT X1 X2 VBACKUP GND 1 2 3 4 8 7 6 5 VCC RST SCL SDA PIN DESCRIPTION ORDERING INFORMATION DS1672X-X 2 2.
0V operation 3 3.
0V operation 33 3.
3V operation blank S U VCC, VBACKUP GND X1, X2 SCL SDA RST - Power Supply Inputs - Ground - 32.
768 kHz crystal pins - Serial clock - Serial data - Reset output 8-pin DIP 8-pin SOIC 8-pin µSOP DESCRIPTION The DS1672 incorporates a 32-bit counter and power monitoring function...

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