SURFACE MOUNT MICROPROCESSOR CRYSTAL Page 1 of 3 SERIES R2520 FEATURES COMPACT DESIGN HIGH ACCURACY EXCELLENT FOR HIGH DENSITY SURFACE MOUNTING SPECIFICATIONS PARAMETER VALUE FREQUENCY RANGE MODE OF OSCILLATION FREQUENCY TOLERANCE AT 25°C FREQUENCY STABILITY OVER TEMPERATURE OPERATING TEMPERATURE RANGE STORAGE TEMPERATURE RANGE AGING LOAD CAPACITANCE EQUIVALENT SERIES RESISTANCE SHUNT CAPACITANCE DRIVE LEVEL SHOCK RESISTANCE REFLOW CONDITIONS 1 16.00 MHz to 55.00 MHz FUNDAMENTAL ONLY ±50 PPM MAXIMUM (±10, AND ±20 PPM AVAILABLE) ±50 PPM MAXIMUM (±10, AND ±20 PPM AVAILABLE) 1 -10°C TO +60°C STANDARD 1 -40°C TO +85°C EXTENDED -40°C TO +85°C ±3 PPM PER YEAR MAXIMUM 8 pF to 32 pF OR SERIES SEE TABLE 1 7 pF MAXIMUM 500 µW MAXIMUM ±5 PPM MAXIMUM 75 cm DROP TEST IN 3 AXES ONTO A HARD SURFACE 260°C ±5°C FOR 10s MAXIMUM NOTE: NOT ALL STABILITIES ARE AVAILABLE FOR ALL OPERATING TEMPERATURE RANGES. CONTACT FACTORY FOR AVAILABILITY. TABLE 1 FREQUENCY (MHz) 16.000 TO 18.999 19.000 TO 24.999 25.000 TO 31.999 32.000 TO 50.000 MODE FUND FUND FUND FUND MAX ESR (OHMS) 90 80 60 50 R A L T R O N E L E C T R O N I C S 1 0 4 0 0 N .W . 3 3 rd STREET Miami, Florida 33172 U.S.A. Telephone: 305-593-6033 Fax: 305-594-3973 e-mail: [email protected] web site: http://www.raltron.com SURFACE MOUNT MICROPROCESSOR CRYSTAL Page 2 of 3 SERIES R2520 PART NUMBERING SYSTEM TYPE - FREQUENCY - LOAD CAPACITANCE - MODE - TOLERANCE/STABLITY (PPM/PPM) R2520 - IN MHz - 10 TO 32 pF FOR PARALLEL S FOR SERIES - Blank FOR < 24.576 MHz F FOR ≥ 24.576 MHz - Blank FOR MAXIMUM PPMPPM Example: 1020, 2050 - EXTENDED TEMPERATURE Blank FOR STANDARD EXT FOR EXTENDED - TAPE & REEL - TR EXAMPLE: R2520-20.000-10-2050-TR Surface Mount Crystal, 2.5 mm x 2.0 mm package, 20.000 MHz, 10 pF load, ±20 ppm Tolerance, ±20 ppm Stability over the Operating Temperature from -10°C to +60°C, Tape and Reel packaging MECHANICAL SPECIFICATION 2.5 ± 0.2 .098 ± .008 CARRIER TAPE DIMENSIONS 1.5 DIA .06 DIA TOP VIEW GND 2.0 ± 0.05 .079 ± .002 4.0 ± 0.1 .16 ± .004 8 2.0 ± 0.2 .079 ± .008 0.50 MAX .020 MAX MARKING AREA GND LAND PATTERN 1.0 .040 0.8 .031 0.8 .031 NOTE: REFER TO EIA-481 FOR DIMENSIONS 1.4 .055 .65 .026 1.8 .070 PACKAGING 178 mm REEL DIAMETER 8 mm TAPE WIDTH, 4 mm PITCH QUANTITY: 1000 PIECES PER REEL IN ACCORDANCE WITH EIA-481 R A L T R O N E L E C T R O N I C S 1 0 4 0 0 N .W . 3 3 rd STREET Miami, Florida 33172 U.S.A. Telephone: 305-593-6033 Fax: 305-594-3973 e-mail: [email protected] web site: http://www.raltron.com SURFACE MOUNT MICROPROCESSOR CRYSTAL Page 3 of 3 SERIES R2520 REFLOW PROFILE tP TP Critical Zone TL to TP Ramp-up TL tL TSMAX Temp. [°C] TSMIN Ramp-down tS Preheat Time [sec] t[25°C] to Peak Reflow profile Temperature Min Preheat Temperature Max Preheat Time (TSMIN to TSMAX) Temperature Peak Temperature Ramp-up rate Ramp-down rate Time within 5°C of Peak Temperature Time t[25°C] to Peak Temperature Time TSMIN TSMAX tS TL TP RUP RDOWN tP t[25°C] to Peak tL 150°C 200°C 60-180 sec. 217°C 260°C 3°C/sec max. 6°C/sec max. 10 sec. 480 sec. 60-150 sec. ENVIRONMENTAL PARAMETER MOISTURE SENSITIVITY LEVEL RoHS-2 REACH SVHC HALOGEN-FREE ESD CLASSIFICATION LEVEL TERMINATION FINISH VALUE 1 6/6 COMPLIANT & LEAD FREE COMPLIANT COMPLIANT N/A Au JULY 2013 R A L T R O N E L E C T R O N I C S 1 0 4 0 0 N .W . 3 3 rd STREET Miami, Florida 33172 U.S.A. Telephone: 305-593-6033 Fax: 305-594-3973 e-mail: [email protected] web site: http://www.raltron.com