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| Low current consumption Built in divider circuit 8-pin DIP Package ECS-300C DUAL OUTPUT CMOS CLOCK OSCILLATOR The ECS-300C utilizes a built in divider circuit to provide a second divided output. The CMOS based oscillator features low current consumption in a standard 8-pin DIP package. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS Frequency Range Frequency Stability * Operating Temperature Storage Temperature Input Voltage Input Current Output Symmetry Rise and Fall Times Output Voltage Output Load Startup time VOL VOH CMOS Vcc x 0.9 CONDITIONS Primary Output Divided Output All Conditions ECS-300C MIN 12.000 0.048875 -10 -55 +3.0 40/60 48/52 TYP MAX 24.000 12.000 100 +70 +125 +5.5 20 60/40 52/48 15 Vcc x 0.1 UNITS MHz MHz ppm C C VDC mA % % ns VDC VDC pF ms Vcc Primary Output Divided Output +5.0 50 1.5 POSSIBLE FREQUENCY DIVISIONS BY PART NUMBER ECS PART NUMBER ECS-300C-120 ECS-300C-160 ECS-300C-240 fo CLOCK Pin 1 1/2*1 12.000 MHz 16.000 MHz 24.000 MHz 6.000 MHz 8.000 MHz 1/2*2 3.000 MHz 4.000 MHz 1/2*3 fo/2 (Divided Output) PIN 2 1/2*4 1/2*5 1/2*6 750 KHz 1.000 MHz 1.500 MHz 375 KHz 500 KHz 750 KHz 187.5 KHz 250 KHz 375 KHz 1/2*7 93.75 KHz 125 KHz 187.5 KHz 1/2*8 46.875 KHz 62.5 KHz 93.75 KHz 1.500 MHz 2.000 MHz 3.000 MHz 12.000 MHz 6.000 MHz DIMENSIONS (mm) #1 #2 #3 #4 #5 #6 #7 #8 Pin Connections Output Divided Output Standby Ground A (Divider selection) B (Divider selection) C (Divider selection) VCC C L L L L H H H H X Input Divider Selection B L L H H L L H H X A L H L H L H L H X Output ST H H H H H H H H L Pin 1(Primary Output) fo clock fo clock fo clock fo clock fo clock fo clock fo clock fo clock L Pin 2(Divided Output) fo 1/2 * 1 clock fo 1/2 * 2 clock fo 1/2 * 3 clock fo 1/2 * 4 clock fo 1/2 * 5 clock fo 1/2 * 6 clock fo 1/2 * 7 clock fo 1/2 * clock L STANDARD FREQUENCIES 12.000 MHz, 12.288 MHz, 12.800 MHz, 14.31818 MHz, 14.7456 MHz, 15.9744 MHz, 16.000 MHz, 16.384 MHz, 17.734476 MHz, 18.432 MHz, 19.6608 MHz, 20.000 MHz, and 24.000 MHz Figure 1) Top, Side and End views Figure 2) Block Diagram PART NUMBERING GUIDE: Example ECS-300C-120 ECS Series 300C Frequency Abbreviation 120 = 12.000 MHz * Note: Inclusive of 25C tolerance, operating temperature,input voltage change, load change, shock and vibration. 1105 South Ridgeview Road Olathe, KS 66062 Phone: 913.782.7787 Fax: 913.782.6991 www.ecsxtal.com |
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