MTF32

MT F32 MM TF3 2 SM 26F M TF Quartz Crystal • J XE 63 Tuning Fork Quartz Crystal Features s three different package versions s surface mount version available MTF32 MMTF32 SM26F actual size General Data type frequency frequency tolerance at 25 °C load capacitance CL frequency temperature characteristic operating tenperature range shunt capacitance Co ratio Co / C1 series resistance max. ( ESR ) storage temperature drive level max. aging first year * T = requested temperature MTF32 32.768 kHz ± 10 ppm 10 pF (15.0 ~ 150.0 kHz) ± 20 ppm 12.5 pF MMTF32 32.768 kHz ± 10 ppm 10 pF (28.0 ~ 80.0 kHz) ± 20 ppm 12.5 pF SM26F 32.768 kHz ± 20 ppm 12.5 pF (28.0 ~ 80.0 kHz) ± 30 ppm 12.5 pF f (ppm) = -0.036 ( 25°C -T* )2 -20°C ~ +70°C / -40°C ~ +85°C 1.3 pF typical 530 typical 30.0 kΩ -40 °C ~ +90 °C 1 µW < ± 5 ppm f (ppm) = -0.036 ( 25°C -T* )2 -20°C ~ +70°C / -40°C ~ +85°C 1.1 pF typical 470 typical 30.0 kΩ -40 °C ~ +90 °C 1 µW < ± 5 ppm f (ppm) = -0.036 ( 25°C -T* )2 -20°C ~ +70°C / -40°C ~ +85°C 1.1 pF typical 570 typical 50.0 kΩ -40 °C ~ +90 °C 1 µW < ± 5 ppm Frequency Stability vs. Temperature - 80 ppm -20 °C ~ +70 °C -40 °C ~ +85 °C STD. T1 - 160 ppm M arking KDS 32.768 / date code ( month / year ) date code: A ~ M: Jan.- Dec. 2: 2002 / 3: 2003 Jan. A July G Febr. B Aug. H Mar. C Sept. J Apr. D Oct. K May E Nov. L June F Dec. M • • • standard Order Information Q frequency in MHz type load capacitance in pF stability at 25 °C in ppm option Quartz 0.032768 MHz standard 15.0 ~ 150.0 kHz MTF32 28.0 ~ 80.0 kHz MMTF32 28.0 ~ 80.0 kHz SM26F MTF32 MMTF32 SM26F 6 pF ~ 12,5 pF ± 20 ppm ± 10 ppm T1= -40°C~+85°C Example: Q 0.032768-MTF32-12.5-20 The pulse of progress Jauch Quartz GmbH • Telephone: (+49) 77 20 / 9 45-0 • Telefax: (+49) 77 20 / 9 45-100 • Internet: www.jauch.de • e-mail: hcj@jauch.de • 08/2002 Quartz Crystal • M TF32 • M MTF32 • S M26F Dimensions MTF32 8.0+0.3/-0.2 3.0+0.1/-0.2 10.0±1.0 tuning fork crystal - handling note for through hole type 1. mounting: • if the crystal is mounted on board directly (orientation: lay down) or fixed by metal parts, the body of the crystal will be heated up • recommended mounting: rubber glue paste in mm ø 0.35±0.02 1.1±0.2 crystal PC board anti-heating material MMTF32 6.0 2.0+0.1/-0.2 +0.1/-0.2 2. soldering: • pre-heating +130 °C ~ + 150 °C for 1 to 3 mintues • soldering +230 °C ~ + 250 °C for 5 seconds maximum 3. cleaning: 0.7±0.2 7.5 ±1.0 • ultrasonic cleaning with organic solvents • ultrasonic frequency should not be equal to the resonance frequency of the crystal • handle the crystal carefully, it cannot stand heavy shock • if you test the whole board automatically do not apply pulse to the crystal oscillator circuit, especially high pulse level can break the crystal blank 4. handling: ø 0.28±0.05 5. testing: in mm SM26F type A (1000 pcs per reel) ø 0.305±0.03 6.0+0.1/-0.2 2.1±0.2 pad layout 3.4 1.7 3.25 max. 0.7±0.1 3.8 1.9 in mm ø 2.0±0.1 SM26F type B (1000 pcs per reel) 6.0+0.1/-0.2 3.0±0.2 2.9±0.3 1.1±0.2 pad layout 2.5 2.54 1.0 6.0 in mm 1.75 ø 2.0±0.1 ø 0.305±0.03 2.54±0.2 2.0±0.2 2.1 max. 0.7±0.1 2.5 1.0 The pulse of progress Jauch Quartz GmbH • Telephone: (+49) 77 20 / 9 45-0 • Telefax: (+49) 77 20 / 9 45-100 • Internet: www.jauch.de • e-mail: hcj@jauch.de • 08/2002