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3EQHM57-F-32.768P-D3.5 Datasheet(PDF) 2 Page - EUROQUARTZ limited |
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3EQHM57-F-32.768P-D3.5 Datasheet(HTML) 2 Page - EUROQUARTZ limited |
2 / 2 page EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk Low EMI Oscillators OUTLINE & DIMENSIONS 3EQHM57-B-32.768P-C0.5 Model No: 3EQHM57 (Group ‘P’) Frequency Range: 13.0MHz to 220MHz Spread Types: See table below EMI Reduction*: EMI Reduction (dB) = 10log("Total%"x"SSC Frequency(MHz)"/0.12) Modulation Carrier Frequency: 25.3kHz min, 58.6kHz max. Frequency dependent Call for details Output Logic: CMOS Input Voltage: Vdd = +3.3VDC ±5% Frequency Stability*** Commercial (0~70°C): ±25ppm (Spec. code = ‘A’) ±50ppm (Spec. code = ‘B’) ±100ppm (Spec. code = ‘C’) Industrial (-40~+85°C): ±25ppm (Spec. code = ‘D’) ±50ppm (Spec. code = ‘E’) ±100ppm (Spec. code = ‘F’) Output Voltage HIGH ‘1’: 2.4V min. at 80% Vdd Output Voltage LOW ‘0’: 0.4V max. at 20% Vdd Rise/fall Times: 1.2ns max, (frequency dependant) Load: 15pF Start-up Time: 2ms typical, 5ms max. Current Consumption: 25mA typical, freq. dependant Duty Cycle: 50%±5% (CL=15pF, 50%Vdd) Cycle to Cycle Jitter: ±100ps typ. ±150ps max. Output Impedance: 40 Ohms typical Static Discharge Voltage: >2000V (per MIL STD 833) Storage Temperature: -65°C to +150°C Ageing: ±5ppm /year max at Ta=25°C Packaging: EIA 16mm tape and reel, 1k per. Pad 1 Option: No function available. Do not electrically connect pad 1. Notes: * EMI reduction is applied to the entire frequency spectrum ** dBc: with respect to no modulation. Frequency and total % spread dependant. *** Frequency Stability parameter excludes modulation. SPECIFICATION Page 2 of 2 PART NUMBER CONFIGURATION SPREAD TYPES and % MODULATION DOWN SPREAD CENTRE SPREAD D0.5 -0.5% C0.25 ±0.25% D0.75 -0.75% C0.375 ±0.375% D1.25 -1.25% C0.625 ±0.625% D2.0 -2.0% C1.0 ±1.0% D2.5 -2.5% C1.25 ±1.25% D3.0 -3.0% C1.5 ±1.5% D3.5 -3.5% C1.75 ±1.75% D3.75 -3.75% C1.875 ±1.875% Frequency Stability Code ‘A’ to ‘F’. See specification above Frequency (MHz) Group ‘P’ 7 x 5 x 1.8mm SMD Spread Spectrum Ocillator, Low Jitter 3EQHM57 Group ‘P’ Series designation ENVIRONMENTAL SPECIFICATION RoHS Compliance: RoHS compliant and Pb (lead) free Storage Temperature Range: -55° to +125°C Humidity: 85% RH, 85°C for 48 hours Hermetic Seal: Leak Rate 2x10-8 ATM-cm3/s max. Solderability: MIL-STD-2002F method 208E Reflow: 260° for 10 seconds Vibration: MIL-STD-202F method 204, 35g 50Hz to 2000Hz Shock: MIL-STD-202F method 213B, test condition: E, 1000g ½ sine wave |
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