SURFACE MOUNT TUNING FORK CRYSTAL Page 1 of 3 SERIES RT2012 FEATURES ULTRA SMALL PACKAGE OF 2.0 x 1.2 x 0.6 mm 32.768 KHz PRECISION SEALED UNIT SPECIFICATIONS PARAMETER VALUE FREQUENCY RANGE 32.768 KHz MODE OF OSCILLATION FUNDAMENTAL ±50 PPM MAXIMUM (±10, AND ±20 PPM AVAILABLE) 2 -0.03 ±0.01 PPM / °C FREQUENCY TOLERANCE AT 25°C FREQUENCY STABILITY OVER TEMPERATURE OPERATING TEMPERATURE RANGE -40°C TO +85°C STORAGE TEMPERATURE RANGE AGING LOAD CAPACITANCE EQUIVALENT SERIES RESISTANCE SHUNT CAPACITANCE DRIVE LEVEL -55°C TO +125°C ±3 PPM PER YEAR MAXIMUM 9.0 pF or 12.5 pF 90 K MAX 1.5 pF MAXIMUM 0.5 µW TYP ±5 PPM MAXIMUM 75 cm DROP TEST IN 3 AXES ONTO A HARD SURFACE 260°C ±5°C FOR 10s MAXIMUM SHOCK RESISTANCE REFLOW CONDITIONS PART NUMBERING SYSTEM TYPE - FREQUENCY KHz - LOAD CAPACITANCE pF - TOLERANCE PPM - EXTENDED TEMPERATURE - TAPE & REEL RT2012 - 32.768 - 9 or 12.5 - BLANK for 50 ppm 10, 20 or 30 - EXT - TR EXAMPLE: RT2012-32.768-12.5-20-EXT-TR Surface Mount Tuning Fork Crystal, 2.0 mm x 1.2 mm package, 32.768 KHz, 12.5 pF load, ±20 ppm Tolerance, Operating Temperature from -40°C to +85°C, Tape and Reel packaging 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 TUNING FORK CRYSTAL Page 2 of 3 SERIES RT2012 MECHANICAL SPECIFICATION 2.0 ±0.1 0.078±.004 CARRIER TAPE DIMENSIONS 1.5 DIA .06 DIA 2.0 ± 0.05 .079 ± .002 4.0 ± 0.1 .16 ± .004 0.7 .028 1.4 .055 0.52 0.02 CONNECTION 8 0.6 MAX 0.024 MAX MARKING AREA 1.2 ± 0.1 0.047±.004 NOTE: REFER TO EIA-481 FOR DIMENSIONS 0.94 0.037 1.5 .06 PACKAGING 180 mm REEL DIAMETER 8 mm TAPE WIDTH QUANTITY: 3000 PIECES PER REEL SOLDER PATTERN 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 TUNING FORK CRYSTAL Page 3 of 3 SERIES RT2012 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 (Reference IPC/JEDEC J-STD-020) 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 REACH SVHC HALOGEN-FREE ESD CLASSIFICATION LEVEL TERMINATION FINISH UNIT WEIGHT (GRAMS) VALUE 1 6/6 COMPLIANT & LEAD FREE COMPLIANT COMPLIANT N/A Au 0.051 JULY 2012 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