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Real time clock module 4-bit REAL TIME CLOCK MODULE
RTC-7301SF/DG
Product number (please refer to ...
www.DataSheet4U.com
Real time clock module 4-bit REAL TIME CLOCK MODULE
RTC-7301SF/DG
Product number (please refer to page 2)
Q42 7 3 0 1 8 x 0 0 0 2 0 0 Q42 7 3 0 1 1 x 0 0 0 2 0 0
Built-in crystal oscillator 32.768 kHz with frequency adjusted Frequency selectable clock output (32.768 kHz to 1/30 Hz) Built-in 30 second adjustment function, digital pace adjustment function (Max. adjustment: ±192 x 10-6) Built-in alarm and timer interrupt functions. Built-in semiconductor temperature sensor (
Voltage output: -7.8 mV / °C, RTC-7301SF) Operating
voltage range:2.4 V to 5.5 V, time keeping
voltage range: 1.6 V to 5.5 V Low current consumption (0.6 µA / 3 V Typ.) High speed parallel interface compatible with SRAM
The details are mentioned in the application manual.
http://www.epsondevice.com
RTC-7301SF
RTC-7301DG
Actual size
Specifications (characteristics) Absolute Max. ratings
Item Supply
voltage Input
voltage Output
voltage(1) Output
voltage(2) Storage temperature Condition Symbol Min. Max. VDD to GND VDD -0.3 + 7.0 VIN Input terminal,D0 to D3 pins GND -0.3 VDD+ 0.3 VOUT1 GND -0.3 + 8.0 IRQ pin VOUT2 FOUT, D0-D3 pins, VTEMP pin GND -0.3 VDD+ 0.3 TSTG Stored as bare product after unpacking +125 -55
GND=0V Unit
Terminal connection RTC-7301SF
#24 #13
V
°C
#1 #12
Operating conditions
Item Symbol VDD VCLK TOPR Condition
GND=0V
No. 1 2 3 4 5 6 7 8 9 10 11 12
Pin terminal CS 0 FCON FOUT VTEMP (VDD) IRQ A0 A1 A2 A3 RD GND
No. 24 23 22 21 20 19 18 17 16 15 ...
