RTC4513

Real time clock module SERIAL-INTERFACE REAL TIME CLOCK MODULE RTC-4513 Builtin crystal unit allows adjustment-free efficient operation. Using a serial interface, controllable only three signal lines. Automatic leap year correction. 30 second adjustment, available. Wide operating voltage from 2.7V to 5.5V. Actual size Specifications (characteristics) Absolute Max. rating Item Symbol VDD VIN VOUT TSTG -55 Condition VDD-GND -0.3 VDD+0.3 +125 ˚C Min. Max. 7.0 V Unit Terminal connection Power source voltage Input voltage Output voltage Storage temperature 14 13 12 11 10 9 8 Operating range Item Operating voltage Date holding voltage Symbol VDD VCLK TOPR Condition Min. 2.7 2.0 -40 +85 Typ. 5.0 Max. 5.5 Unit V ˚C No. Pin terminal N.C 1 DATA 2 STD.P 3 N.C 4 N.C 5 VDD 6 N.C 7 No. Pin terminal N.C 14 CLK 13 CE 12 N.C 11 N.C 10 GND 9 N.C 8 1 2 3 4 5 6 7 Operating temperature Frequency characteristics Item Frequency tolerance Frequency temperature characteristics Symbol ∆f/fo Top fV fa Condition Ta=25˚C, VDD=3V -10 to +70˚C Range 0±25 +10/-120 ±5 Unit ppm ppm/V ppm/year f-V characteristics Aging Ta=25˚C, VDD=2.0 to 5.5V First year Ta=25˚C, VDD=3V Electrical characteristics Item “H” input voltage “L” input voltage Input leak current 1 Input leak current 2 “L” output voltage 1 “H” output voltage “L” output voltage 2 Symbol VIH VIL IIL1 IIL2 VOL1 VOH VOL2 IOFLK IDD1 IDD2 IDD3 Condition — — Min. 0.8VDD Typ. Max. Unit V External dimensions (Unit: mm) VIN=VDD/G...