RTC63421 ETC | Alldatasheet

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Specifications (characteristics) Absolute Max. rating Operating range Frequency characteristics and current consumption characteristics External dimensions Terminal connection (Unit: mm) RTC-63421/63421M RTC63421 A EPSON 6051A RTC63423 A EPSON 6100 (VDD) is to be same level as VDD. Do not connect it to any external terminals. NC is not connected internally. RTC-63423 RTC-63421/63421M RTC-63423 ∗ 1=63421M ∗ 2=Motorola bus system 23.1 max. 3.3 min. 0.2 min. 6.84.2 max. 2.8 max.0.05 min. 7.62 0.25 2.5 16.3 max. 7.9 12.2 max. 0.21.0 0.3 Unless otherwise stated, characteristics (specifications) shown in the above table are based on the rated operating temperature and voltage condition. No. No. INTERRUPT CS0 ALE RD (E ∗1) GND WR (R/W ∗1) CS1 (VDD) (VDD) VDD INTERRUPT CS0 ALARM ALE 30sec.Adj RD (E ∗2) GND WR(R/W ∗2) 1HZ CS1 STOP/ START NC (VDD) (VDD) VDD 63421/63421M 90° to 105° 0° to 10° 63423 4-bit MULTIFUNCTIONAL REAL TIME CLOCK MODULE RTC-63421/63421M/63423

  • Builtin crystal unit allows adjustment-free efficient operation.
  • Alarm interruption of sec. to month and day of week possible.
  • Provided with microcomputer compatible bus interface.
  • Standard signal output selectable in a range of 10min. to 1024 Hz.
  • Either sec. to hour and day of week or sec. to year and day of week is selectable.
  • Reference area of time /alarm register is setabil. Provided with RAM bits. (marked on “*” which is shown resister table)
  • Provided with START/STOP 30 second adjusting function.
  • Similar mounting method (RTC-63423) to the used for normal type SMD IC. Item Power source voltage Input voltage storage temperature Soldering condition Symbol V DD VIN TSTG TSOL Condition Ta=25˚C Ta=25˚C RTC-63421 RTC-63421M RTC-63423 RTC-63421 RTC-63421M RTC-63423 Specifications -0.3 to 7.0 -0.3 to VDD+0.3 -55 to +85 -55 to +125 Under 260˚C within 10 sec. (lead part) (package should be less than 150˚C) Twice at under 260˚C within 10 sec. or under 230˚C within 3 min. Unit V Item Operating voltage Operating temperature Data holding voltage CS data holding time Operation restoring time Symbol V DD TOPR VDH tCDR tR Condition Refer to the data holding timing Specifications 4.5 to 5.5 -40 to +85 2.0 to 5.5 2.0 min. Unit V V µs Item Frequency tolerance Frequency temperature characteristics Aging Shock resistance Current consumption Symbol Df/fo fa S.R. IDD 1 IDD 2 Ta=25˚C VDD=5V 63421A/63421MA 63421B/63421MB 63423 A 63423 Condition Three drops on a hard board from 75 cm or 3000G x 0.3ms x 1/2 sine wave x 3 directions CS 1=0V VDD=5V VDD=2V Specifications +15/-5 (5±10) +55/-45 (5±50) +25/-15 (5±20) +55/-45 (5±50) +10/-120 +10/-220 ±5 max. ±10 max. 30max. 1.8 max. Unit ppm ppm/Y ppm µA -10 to +70˚C(25˚C reference temperature) -30 to +85˚C(25˚C reference temperature) VDD=5V, Ta=25˚C, first year Model RTC-63421 RTC-63421M RTC-63423 Applicable CPU Intel bus system Motorola bus system “MOTEL” bus system Actual size

E A0 to A3 D 0 to D3 CS 1 CS 0 or WR not occurred CS 1 1/5VDD VDD 4V 4V VIL2 VIH VIL VIL tCDR tR 2 to 4V Data holding modeInterface possible with external terminals Interface possible with the external terminals Read mode Write mode Data hoiding timing Switching characteristics Register table tEC tELW tERWtEHWtRWE tDS tDH VIL1 VIL1 VIL1 VIL1 VIL1 VIL1 VIL1 VIL VIH1 VIH1 VIH1 VIH1VIH VIH1 VIL1 R/W E A0 to A3 D 0 to D3 tEC tELW tERWtEHWtRWE tRD tED VOL1 VIL1 VIL1 VIH1 VIH1 VIL1 VIL1 VIL VOH1 VOL1 VOH1 VIH1 VIH1 VIH1VIH1 (VDD = 5V – 0.5V, Ta = 0 to + 70˚C)Motorola bus system Switching characteristics on the Intel bus system are the same as those for the RTC-6242 series. A B C D E F Symbol of register R-S1 R-S10 R-MI1 R-MI10 R-H1 R-H10 R-D1 R-D10 R-MO1 R-MO10 R-Y1 R-Y10 R-W CD CE CF r-S8 r-mi8 r-h8 r-d8 r-mo8 r-y8 r-y80 IT/PLS2 IRQ × FLAG0 BANK1 BANK0 r-S4 r-S40 r-mi4 r-mi40 r-h4 ___ r-PM/AM r-d4 r-mo4 r-y4 r-y40 r-w4 IT/PLS1 RESET STOP r-S2 r-S20 r-mi2 r-mi20 r-h2 r-h20 r-d2 r-d20 r-mo2 r-y2 r-y20 r-w2 MASK2 IRQ × FLAG2 30 sec. ADJ r-S1 r-S10 r-mi1 r-mi10 r-h1 r-h10 r-d1 r-d10 r-mo1 r-mo10 r-y1 r-y10 r-w1 MASK1 IRQ × FLAG1 READ FLAG Real time register name 1 - sec. digit register 10 - sec. digit register 1 - min. digit register 10 - min. digit register 1 - hour digit register 10 - hour digit register 1 - day digit register 10 - day digit register 1 - month digit register 10 - month digit register 1 - year digit register 10 - year digit register Week register Control register D Control register E Control register F Item R/W, address setup time E “H” pulse width R/W, address hold time E “L” pulse width E cycle time DATA setup time DATA hold time E to data (CL=150pF) Data hold Symbol t RWE tEHW tERW tELW tEC tDS tDH tRD tED Min. 100 220 220 500 180 Max. 120 Unit ns Address BANK 0 Symbol of register A-S1 A-S10 A-MI1 A-MI10 A-H1 A-H10 A-D1 A-D10 A-MO1 A-MO10 A-W A-EMB CC CD CE CF a-S8 a-mi8 a-h8 a-d8 a-mo8 ae8 HD/SFT a-S4 a-S40 a-mi4 a-mi40 a-h4 ___ a-PM/AM a-d4 a-mo4 r-w4 ae4 CY2 a-S2 a-S20 a-mi2 a-mi20 a-h2 a-h20 a-d2 a-d20 a-mo2 a-w2 ae2 TEST2 CY1 CAL a-S1 a-S10 a-mi1 a-mi10 a-h1 a-h10 a-d1 a-d10 a-mo1 a-mo10 a-w1 ae1 TEST1 CY0 D ×P Alarm register name 1 - sec. digit register 10 - sec. digit register 1 - min. digit register 10 - min. digit register 1 - hour digit register 10 - hour digit register 1 - day digit register 10 - day digit register 1 - month digit register 10 - month digit register Week register Area define register Test register Control register D Control register E Control register F BANK 1 Same as BANK 0