RTC-9701JE 10-6/V R9701 - Datasheet Archive

 

SERIAL REAL TIME CLOCK MODULE WITH EEPROM RTC-9701JE Product number (please refer to page 1) Q4197017x000100 · Built-in

 

Real time clock module SERIAL REAL TIME CLOCK MODULE WITH EEPROM RTC-9701JE RTC-9701JE Product number (please refer to page 1) Q4197017x000100 · Built-in frequency adjusted 32.768 kHz crystal unit. · Include EEPROM 4 kbit (256 x 16 bit)User Memory. · Include High Precision Voltage Detector. (2.5 V ± 0.1 V) · Serial Interface which can be controlled by 4 or 3 signal lines. · Timer IRQ and Alarm IRQ function available. · 32.768 kHz clock frequency Output. (CMOS OUTPUT) · Automatic adjustment for leap year. · Wide range of clock voltage between 1.8 V and 5.5 V. · Low backup current : 0.8 µA / 3.0 V. (Typ.) The details are mentioned in the application manual. Specifications (characteristics) Absolute Max. rating Item Supply voltage Input voltage Symbol VDD, VDD2 to GND VIN http://www.epsondevice.com Condition VDD,VDD2 Input Pin VAIN Actual size Min. -0.3 Unit Max. +6.0 -0.3 #20 VOUT TSTG Stored as bare proeduct after unpacking #10 AIRQ,TIRQ,FOUT,DO pins GND-0.3 VDD+0.3 Storage temperature #11 #1 +6.0 Output voltage Operating range -55 °C +125 Symbol Condition Min. Max. Power voltage VDD VDD 2.7 3.6 Clock voltage VDD2 VDD2 1.8 5.5 Item VEX VEX 1.4 TOPR No condensation -40 V +85 Pin terminal N.C N.C N.C N.C N.C N.C N.C GND GND FOUT 5.5 Operating temperature Unit No. 20 19 18 17 16 15 14 13 12 11 Pin terminal VDD2 VEX FOE AIRQ TIRQ CE CLK DI DO VDD °C Frequency characteristics Unit Symbol Item Condition Range x 10-6 f/fo Frequency tolerance 5 ±23 Ta=+25 °C, VDD2=3.0 V tSTA s Oscillation start up time 3 Max. Ta=+25 °C, VDD=3.0 V Frequency temperature Top Ta=-10 °C to +70 °C, VDD=3.0 V,+25 °C +10/-120 x 10-6 characteristics Frequency voltage f/V Ta=+25 °C,VDD=1.8 V to 5.5 V ±2.0 x 10-6/V 10-6/V characteristics fa Aging Ta=+25 °C,VDD=3.0 V, first year x 10-6/year ±5.0 External dimensions RTC-9701JE RTC-9701JE (VSOJ 20-pin) R9701 R9701 E 1234A 7.0 ±0.3 Please ask tighter tolerance. Item VDD current consumption VDD2 current consumption Input voltage Input leakage current Pulldown Condition IDD1 VDD =3.0 V,FOUT output off VDD =3.0 V,CL=0 pF, FOUT=32.768 kHz output VDD2 =3.0 V,FOUT output off VDD2 =3.0 V,CL=0 pF, FOUT=32.768 kHz output IDD2 IBK1 IBK2 VIH VIL CE,CLK,DI,FOE "L" Output voltage VOH1 IOH=-1 mA VOH2 IOH=-1 mA VOL1 "H" Output voltage RDWN CE,CLK,DI,FOE VIN=VDD or GND CE,FOE IOL=1 mA VOL2 IOL=1 mA ILK VOL3 AIRQ,TIRQ IOL=2 mA Leakage current IOZ DO,AIRQ,TIRQ ,FOUT VOUT=VDD or GND Min. Typ. Max. 0.2 3.5 0.8 0.22 0.65 (0.75) (0.75) 1.0 0.8 Unit 3.0 1.0 1.3 GND=0 V,VDD=2.7 V to 3.6 V,VDD2=1.8 V to 5.5 V,Ta=-40 °C to +85 °C Symbol 1.5 Max. 6.2 Max. 0 Min DC characteristics (Unit: mm) 5.4 Analog voltage 77 No. 1 2 3 4 5 6 7 8 9 10 V GND-0.3 VDD+0.3 VEX pin Terminal connection RTC-9701JE RTC-9701JE 1.0 µA 0.8VDD VDD 0 0.2VDD -0.5 0.5 µA 75 600 k Metal may be exposed on the top or bottom of this product. This won't affect any quality, reliability or electrical spec. VDD-0.4 VDD-0.4 GND GND V EEPROM Memory characteristics GND=0V,VDD=2.7 V to 3.6 V, VDD2=1.8 V to 5.5 V,Ta=-40 °C to +85 °C GND+0.4 GND+0.4 GND 0.5 Symbol Condition Memory contents 10 Current consumption µA Min. Typ. Max. 4 k (256 x 16) Program/Erase Cycle GND+0.4 -0.5 V Item IDD3 Access time tWNV EEPROM write Unit bit Times 5 1 3 mA 5 10 ms Real time clock module RC Register table Address Function bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 0 SEC - S 40 S 20 S 10 S8 S4 S2 S1 1 MIN - M 40 M 20 M 10 M8 M4 M2 M1 2 HOUR - - H 20 H 10 H8 H4 H2 H1 3 WEEK - W6 W5 W4 W3 W2 W1 W0 4 DAY - - D 20 D 10 D8 D4 D2 D1 5 MONTH - - - C 10 C8 C4 C2 C1 6 YEAR Y 80 Y 40 Y 20 Y 10 Y8 Y4 Y2 Y1 7 Y100 0 0 1 0 0 0 0 0 8 MIN Alarm AE MA 40 MA 20 MA 10 MA 8 MA 4 MA 2 MA 1 9 HOUR Alarm AE - HA 20 HA 10 HA 8 HA 4 HA 2 HA 1 WA 6 WA 5 WA 4 WA 3 WA 2 WA 1 WA 0 - DA 20 DA 10 DA 8 DA 4 DA 2 DA 1 WEEK Alarm A AE DAY Alarm B bit 0 Reserved C Interval Timer TDUTY CT6 CT 5 CT 4 CT3 CT 2 CT 1 CT 0 D Extension Register TEST WADA UDUTY USEL - - TSEL 1 TSEL 0 E Flag Register VLF2 - UF TF AF EXF VLF - F Control Register - - UIE TIE AIE EXIE VLIE - EEPROM Table Segment Data Address dF dE dD dC dB dA d9 00 · · · 0 d8 d7 d6 d5 d4 d3 d2 d1 d0 User Memory 4 kbit (256 x 16 bit) FF Timing chart CE tr tCS 80% 20% CLK tRDY tRZ m3 tZR DO Busy DO Ready Busy m2 Hi-Z Ready Write DI m3 tZZ m2 Hi-Z AC characteristics (GND=0 V, V =2.7 V to 3.6 V,V =1.8 V to 5.5 V, Ta=-40 °C to +85 °C) DD DD2 Symbol Condition CLK clock cycle tCLK Vth=0.5 VDD 500 CLK H Pulse Width tWH Vth=0.5 VDD 230 a0 tZZ tZR tRD d7 a0 d7 ns Vth=0.5 VDD Min. Typ. Max. Unit CLK L Pulse Width tWL 230 ns CE setup time tCS 110 ns CE hold time tCH 170 ns Write data setup time tDS 150 ns Write data hold time 150 ns tDH Carry busy tcarry Xtal=32.768kHz FOUT duty ratio tW/t Vth=1/2 VDD VDD=3.0 V ns 50 Control Line ns DO DI ns CLK CE DIVIDER CLOCK and CALENDER TIMER REGISTER ALARM REGISTER CONTROL REGISTER GND 7.8125 ms 40 d0 VEX 30 VDD:20% to 80 % d5 INTERRUPTS CONTROLLER TIRQ AIRQ 65 Ready setup time tRDY d6 d0 FOUT CONTROLLER FOUT FOE 240 tRZ CL=65 pF±10pF RL=10 k tRF OSC VDD VDD2 tZR CL=65pF±10pF 170 DO output disable time d5 32.768 kHz ns 240 DO output mode switching time d6 RTC ns Read data delay time tRD CL=65pF±10pF tRZ Block diagram ns Rise and fall time tCR tCH tDS tDH Read DI Item tCLK tWL tWH VTH tf 60 VLF VI VO BUS INTERFACE CIRCUIT E2PROM 256 x 16 bit % 78