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RTC4553 Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers |
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RTC4553 Datasheet(HTML) 1 Page - List of Unclassifed Manufacturers |
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1 / 2 page  47 Real time clock module Absolute Max. rating Specifications (characteristics) Operating range Frequency characteristics DC characteristics External dimensions (Unit: mm) R4553 A 6496 E 10.1 ±0.2 Terminal connection 0.15 0.6 0.05 min. No. 1 2 3 4 5 6 7 Pin terminal GND WR SIN SCK L1 L2 L3 No. 14 13 12 11 10 9 8 Pin terminal TPOUT SOUT CS1 CS0 L5 L4 VDD 12 3 4 5 6 7 14 13 12 11 10 9 8 VDD=5V ±10% (GND=OV, Ta=-30˚C to +70˚C) VDD=3V ±10% (GND=OV, Ta=-30˚C to +70˚C) L1 to L5 are test pin. Do not connect them to any terminals. SERIAL-INTERFACE REAL TIME CLOCK MODULE RTC-4553 Item Supply voltage Input voltage Output voltage Storage temperature Soldering conditions Symbol VDD VIN VOUT TSTG TSOL Condition VDD-GND SIN,SCK __ , W __ R, CS __ 0 , CS1 SOUT, TPOUT ____ Stored without tape & reel Min. -0.3 -55 Max. +6.0 VDD+0.3 +125 Unit V ˚C Twice at under 260˚C within 10 sec. or under 230˚C within 3 min. Item Operating voltage Operating temperature Symbol VDD TOPR Condition — Min. 2.7 -30 Typ. 5.0 — Max. 5.5 +70 Unit V ˚C Item Frequency tolerance Frequency temperature characteristics Frequency voltage characteristics Aging Symbol ∆f/fo Top fv fa Condition Ta=25˚C, VDD=5V AA A B Ta=-10 to 70˚C, VDD=5V Reference at 25˚C Ta=Fix, VDD=2 to 5.5V Reference at 5V Ta=25˚C, VDD=5V, first year Range 5±5 5±10 5±20 +10 -120 ±5 Unit ppm ppm/ year Item Data holding voltage Current consumption Output voltage Off leak current Input voltage Input current Oscillation start-up time Item Data holding voltage Current consumption Output voltage Off leak current Input voltage Input current Oscillation start-up time Symbol VDH IDD1 IDD2 VOH VOL IOZH IOZL VIH VIL IIH IIL Tosc Condition — SCK ___ =500 kHz SCK ___ =DC IOH=-400µA IOL=1.6mA VOUT=5.5V VOUT=0V — VIN=5.5V VIN=0V Ta=25˚C Min. 2.0 — VDD-0.4 — -2.0 4/5 VDD — -2.0 — Typ. — 1.0 — Max. 5.5 100 3.0 — 0.4 2.0 — 1/5 VDD 2.0 3.0 Unit V µA V µA V µA s Unit V µA V µA V µA s Symbol VDH IDD1 IDD2 VOH VOL IOZH IOZL VIH VIL IIH IIL Tosc Condition — SCK ___ =300 kHz SCK ___ =DC IOH=-400µA IOL=1.6mA VOUT=3.3V VOUT=0V — VIN=3.3V VIN=0V Ta=25˚C Min. 2.0 — VDD-0.4 — -2.0 4/5 VDD — -2.0 — Typ. — 1.0 — Max. 3.3 100 3.0 — 0.4 2.0 — 1/5 VDD 2.0 3.0 • Builtin crystal unit allows adjustment-free efficient operation. • The small package makes high-density mounting possible. (SOP 14-pin) • Automatic calendar function (year, month, day, day of the week, hour, minute, second). • Automatic leap year correction. (up to 2099) • Builtin 30 x 4-bit S-RAM. • High-speed access. • Reference pulse output. (1024 Hz, 1/10 Hz) • Low current consumption. (1 µA typical) • Similar mounting method to that used for universal type SMD IC. Actual size |
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