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RTC-4543SB Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers |
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RTC-4543SB Datasheet(HTML) 1 Page - List of Unclassifed Manufacturers |
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1 / 2 page  49 Real time clock module Absolute Max. rating Specifications (characteristics) Operating range Frequency characteristics DC characteristics External dimensions (Unit: mm) R4543 B 607 6A E 10.1 ±0.2 Terminal connection 0.15 0.6 0.05 min. No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 4543SA GND N.C CE FSEL WR FOE N.C N.C VDD CLK DATA N.C N.C FOUT — — — — 4543SB N.C N.C N.C N.C FOE WR FSEL CE GND FOUT DATA CLK N.C VDD N.C N.C N.C N.C 12 3 4 5 6 7 14 13 12 11 10 9 8 12 3 4 5 6 18 17 16 15 14 13 7 12 8 11 9 10 0˚ to 10˚ RTC-4543SA RTC-4543SA (SOP 14-pin) RTC-4543SB RTC-4543SB (SOP 18-pin) 0.4 1.27 11.4 ±0.2 0.15 0.6 0.05 min. 0˚ to 10˚ R4543 B 607 6A E • Builtin crystal unit allows adjustment-free efficient operation. • Automatic leap year correction. • Output selectable between 32.768 KHz/1 Hz. • Operating voltage range: 2.5V to 5.5V. • Supply voltage detection voltage: 1.7±0.3V. • Low current consumption: 1.0 µA/2.0V (Max.) SERIAL-INTERFACE REAL TIME CLOCK MODULE RTC-4543SA/SB Item Power source voltage Input voltage Output voltage Storage temperature Symbol VDD VIN VOUT TSTG Condition VDD-GND — Min. -0.3 -55 Max. 7.0 VDD+0.3 +125 Unit V ˚C Item Operating voltage Date holding voltage Operating temperature Symbol VDD VCLK TOPR Condition — Min. 2.5 1.4 -40 Max. 5.5 +85 Unit V ˚C Item Frequency tolerance Frequency temperature characteristics Frequency voltage characteristics Oscillation start time Aging Symbol ∆f/fo Top fV tOSC fa Condition Ta=25˚C, VDD=5V -10 to +70˚C Ta=25˚C, VDD=2.0 to 5.5V Ta=25˚C, VDD=2.5V First year Ta=25˚C, VDD=5V Range 5±23 +10/-120 ±2 3 ±5 Unit ppm ppm/V s ppm/year Item “H” input voltage “L” input voltage Input off-leak current “H” output voltage “L” output voltage Output leak current Supply detection voltage Output load conditions Current consumption Symbol VIH VIL IOFF VOH1 VOH2 VOL1 VOL2 IOZH IOZL VDT CL N IDD1 IDD2 IDD3 IDD4 IDD5 IDD6 1 2 3 4 5 6 Condition Min. Typ. Max. Unit VDD=5.0V VDD=3.0V VDD=5.0V VDD=3.0V VOUT=5.5V VOUT=0V IOH=-1.0 mA DATA, FOUT pins IOH=1.0 mA DATA, FOUT pins CE="L", FOE="L" FSEL="H" CE="L", FOE="H" FSEL="L" No load on the FOUT pin DATA, FOUT pins FOUT pin 30 pF(max.) 2LS-TTL — — — 1.7 VDD=5.0V VDD=3.0V VDD=2.0V VDD=5.0V VDD=3.0V VDD=2.0V 1.5 1.0 0.5 4.0 2.5 1.5 3.0 2.0 1.0 10.0 6.5 4.0 WR, DATA, CE, CLK, FOE,FSEL pins WR, CE, CLK, FOE,FSEL pins 0.8VDD — 4.5 2.5 — -1.0 1.4 — 0.2VDD 0.5 — 0.5 0.8 1.0 2.0 V µA µA µA V V (VDD=5V±0.5V, Ta=-40 to 85˚C) Actual size |
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