Real Time Clock Modules Surface Mount Type Digital Temperature Compensated RTC Modules KR3225Y Series CMOS/ 3.0V Typ./ 3.2 2.5mm Features How to Order 6 Miniature SMD type (3.22.51.0mm) Frequency Tolerance (vs Temp.) : 3.8 10 / 10 C to 60 C Built-in 32.768kHz D-TCXO KR3225Y 32768 D G R 30 T xx 2 I C-BUS serial interface type : 400kHz high speed type 6 Frequency Tolerance (vs Temp.) : 5.0 10 / 40 C to 85 C Frequency selection function : 32.768kHz, 1024Hz, 32Hz, 1Hz KR3225Y 32768 E A W 30 T xx Voltage detection function : 2.0V temp. compensated voltage detection Series Output Frequency 1.5V Low Voltage Detection Frequency Stability Lower Temperature Various functions including full calender, A No Temp. Compensated A 40C alarm and timer 6 D 3.8 10 G 10 C Operating Temp. 40 to +105C (option) 6 E 5.0 10 AEC-Q200 qualified Supply Voltage RoHS Compliant Upper Temperature 30 3.0V Applications W +85C 33 3.3V + High accuracy time references R 60 C 50 5.0V Initial Frequency Tolerance 6 6 6 A 5 5 10 B 0 5 10 T 3.0 10 Option Code Packaging (Tape & Reel 3000 pcs./ reel) Specications Pin Functions Specication Pin Name I/ O Function Item Symbol Conditions Unit Min. Typ. Max. Input to control the output CLKOE I mode of the CLKOUT Nominal Frequency f nom 32.768 kHz Time Keeping Voltage VDD 1.3 3.0 5.5 V Outputs for alarm signals, timer signals, / INT O Temperature Compensation Voltage VTEM 2.0 3.0 5.5 V timer update signals and other signals Interface Voltage VINT 1.5 3.0 5.5 V + + Operationg Temperature Range T use No condensation 40 25 85 C Vss Pin connected to ground 6 = + + Frequency Stability vs. Temp. fo-Tc E : Ta 40 to 85 C 5.0 5.0 10 = Ta 25 C 1.0 sec 32.768kHz signal output Start up Time t str CLKOUT O = + Ta 40 to 85 C 3.0 sec (CMOS output) = = = = SCL SDA / INT VDD, CLKOE VSS 2 Serial clock input for I C BUS Power Supply Current1 ICC1 CLKOUT Non-operating output 0.6 2.0 A SCL I communications = VDD 3V = = = = SCL SDA / INT VDD, CLKOE VDD Serial data input output for CLKOUT output 32.768kHz, VDD=3V 1.5 4.0 A SDA I/ O 2 I C BUS communications Output at no load Power Supply Current2 ICC2 SCL=SDA=/ INT=VDD, CLKOE=VDD This pin is connected to a VDD = CLKOUT output 32.768kHz, VDD 3V 2.7 5.5 A positive power supply CL=15pF Low Voltage Detection Voltage VDET 1.3 1.4 1.5 V * Please contact us for other specifications. Block Diagram Dimensions (Unit: mm) Recommended Land Pattern (Unit: mm) 3.20.2 8 7 6 5 0.55 0.6 0.6 0.55 DIVIDER K 32.768kHz 1 2 3 4 EEPROM CLOCK CALENDER COUNTER VDD VSS ALARM REGISTER 0.45 0.5 CLKOUT CLKOUT INTERRUPT 1 2 3 4 / INT CONTROL CLKOE CONTROL Pin No Function 1 CLKOE 0.4 0.4 0.4 SCL 2 2 / INT I C-BUS TIMER 3 N.C INTERFACE REGISTER SDA Note: A capacitor of value 0.01F between 4 VSS 5 CLKOUT VDD and GND is recommended. 6 SCL 8 7 6 5 7 SDA R0.15 8 VDD 0.4 0.5 0.5 0.35 C0.15 1.0 max. 2.50.2 0.7 1.1 0.27 0.85 1.1 0.85 0.5X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for TCXO Oscillators category: Click to view products by Kyocera AVX manufacturer: Other Similar products are found below : SiT5000AI-3D-33E0-10.000000X THD3031035LK280005-10.0M AST3TDATACJ5-10.0000MHz AST3TDATACJ5-20.0000MHz AST3TDA53TACJ2-19.2000MHz AST3TDA53TACJ2-38.8800MHz AST3TDATACJ5-19.2000MHz AST3TDATACJ5-38.8800MHz SiT5155AI-FK-33E0-10.000000F CVT32-10.000 SIT5356AI-FQ-33E0-25.000000X SIT5357AI-FQ-33N0-100.000000X DS32KHZSN+T&R XTCLH25M000THJA0P0 LFTCXO075793Cutt LFPTXO000002Bulk AST3TQ53-T-10.000MHz-5-C ATX-11-F-26.000MHz-F05-T ATX- 11-F-27.000MHz-F05-T ATX-12-F-32.000MHz-F05-T ATX-13-F-26.000MHz-F05-T I538-2O7- 25.000 MHz I537-2O7- 39.000 MHz I537- 2O7- 25.000 MHz ECS-TXO-2016-33-320-TR ECS-TXO-2016-33-120-TR ECS-TXO-2016-33-250-TR ECS-TXO-2016-33-200-TR ECS- TXO-20CSMV-AC-260-AY-TR TG2016SMN 26.0000M-MCGNNM0 TG2016SMN 25.0000M-MCGNNM0 TG2016SMN 25.0000M- MCGNNM3 TG2520SMN 16.0000M-MCGNNM0 TG2520SMN 25.0000M-MCGNNM0 TG2520SMN 40.0000M-ECGNNM0 TG2520SMN 24.0000M-ECGNNM0 TG2520SMN 20.0000M-MCGNNM0 TG2520SMN 30.0000M-ECGNNM0 TG2520SMN 30.000M-MCGNNM0 TG2520SMN 27.0000M-MCGNNM3 TG2520SMN 32.0000M-MCGNNM3 TG2520SMN 32.0000M-ECGNNM3 LFPTXO000001Bulk LFTCXO063711BULK LFTCXO063713BULK LFTCXO063715BULK LFTCXO063780BULK LFTCXO070027Cutt LFTCXO070028Cutt LFTCXO070033Cutt