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| Programmable Oscillator Specifications EXO-3C Parameters Package style: 8 pin DIP specify Frequency range: 46.875kHz ~ 32.0MHz Frequency stability: 100ppm max (<30.0MHz) 150ppm max (30.0 ~ 32.0MHz) Product EXO-3C Option Codes 8765 1.60O 1234 7.00 (max) 12.80 (max) 7.62 0.51 (min) 0.60 (max) Operating temperature range: -10 to +70C Storage temperature range: -55 to +125C Supply voltage (VDD): +5.0V (10%) Supply current (max): 0~15 5.08 (max) 2.50 (min) 1.52 20mA CMOS 2.54 Driving ability: PIN CONNECTIONS 1 Original freq. 2 Divided freq. 3 Enable/Disable 4 Ground 5 Select 1, see table 6 Select 2, see table 7 Select 3, see table 8 Supply voltage Output voltage: `0' level (VOL) = 0.5V max `1' level (VOH) = 90%VDD min Rise / fall times: Scale 1:1 15ns max Startup time: 1.5ms max (<30.0MHz) 2ms max (30.0 ~ 32.0MHz) Waveform symmetry: Standard. 40:60 max Features Optional - Please specify required code(s) when ordering User programmable frequency divider Standard frequencies held in stock Fast startup time Enable / disable function Low cost for volume applications Output Frequency Selection INPUT Divider Selection Pin 7 Low Low Low Low High High High High Pin 6 Low Low High High Low Low High High Pin 5 Low High Low High Low High Low High Pin 3 Low High High High High High High High High Pin 1 Disabled fo fo fo fo fo fo fo fo OUTPUT Standby Original Freq. Divided Output Pin 2 Disabled fd = fo / 2 fd = fo / 22 fd = fo / 23 fd = fo / 24 fd = fo / 25 fd = fo / 26 fd = fo / 27 fd = fo / 28 Standard Frequencies Frequencies in MHz 12.00000 12.28800 12.80000 14.31818 14.50000 14.74560 15.00000 15.36000 15.97440 16.00000 16.12800 16.25700 16.38400 17.73447 18.43200 19.20000 19.66080 20.00000 20.48000 21.47727 22.00000 22.11840 24.00000 24.57600 30.00000 32.00000 fo = Original frequency. fd = Divided frequency. Ordering Information Product name + frequency e.g: EXO-3C 14.31818MHz EXO-3C 32.0MHz Tel: +44 1460 256 100 18 Feb 2000 Fax: +44 1460 256 101 E-mail: sales@golledge.com Web: www.golledge.com |
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