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| ECS-300C SERIES 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. FEATURES * Low current consumption * Built in divider circuit * 8-pin DIP package STANDARD FREQUENCIES PART NUMBERING GUIDE SERIES ECS-300C - FREQUENCY (12.000 MHz) 120 Sample Part Number: ECS-300C-120 12.000, 12.288, 12.800, 14.31818, 14.7456, 15.9744, 16.000, 16.384, 17.734476, 18.432, 19.6608, 20.000, 24.000, 24.576, 30.000 AND 32.000 MHz OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS PARAMETERS FREQUENCY RANGE FREQUENCY STABILITY OPERATING TEMPERATURE STORAGE TEMPERATURE INPUT VOLTAGE (V CC) INPUT CURRENT OUTPUT SYMMETRY RISE AND FALL TIMES OUTPUT VOLTAGE OUTPUT LOAD OUTPUT VOLTAGE 12.000 30.000 12.000 30.000 VOL VOH ~ 24.576 ~ 32.000 ~ 24.576 ~ 32.000 V CC x 0.9 MHz MHz MHz MHz 50 15 1.5 2.0 CONDITIONS Primary Output Divided Output* All Conditions MINIMUM 12.000 48.875 KHz -10 -55 +3.0V Primary Output Divided Output 40/60 48/52 TYPICAL MAXIMUM 32.000 16.000 MHz 100* +70 +125 +5.5V 20 60/40 52/48 15 V CC x 0.1 UNITS MHz PPM PPM C C V DC mA % % ns V DC V DC pF pF mS mS +5.0V *See Possible Frequency Divisions Table for example of divided frequencies. POSSIBLE FREQUENCY DIVISIONS BY PART NUMBER ECS PART NUMBER ECS-300C-120 ECS-300C-163 ECS-300C-320 fo CLOCK PIN 1 12.000 MHz 16.384 MHz 32.000 MHz 1/2 1 6.000 MHz 8.192 MHz 16.000 MHz 1/2 2 3.000 MHz 4.096 MHz 8.000 MHz 1/2 3 1.500 MHz 2.048 MHz 4.000 MHz fo/2 n (Divided Output) PIN 2 1/2 4 1/2 5 750 KHz 375 KHz 1.024 MHz 512 KHz 2.000 MHz 1.000 MHz 1/2 6 187.5 KHz 256 KHz 500 KHz 1/2 7 93.75 KHz 128 KHz 250 KHz Output ST L H H H H H H H H PIN 1 (Primary Output) fo fo fo fo fo fo fo fo L clock clock clock clock clock clock clock clock PIN 2 (Divided Output) fo fo fo fo fo fo fo fo L 1/2 1 clock 1/2 2 clock 1/2 3 clock 1/2 4 clock 1/2 5 clock 1/2 6 clock 1/2 7 clock 1/2 8 clock 1/2 8 46.875 KHz 64 KHz 125 KHz DIMENSIONS (mm) 12.8 max. 8765 7.0 max. PIN CONNECTIONS #1 OUTPUT #2 DIVIDED OUTPUT #3 STANDBY #4 GND #5 A (Divider selection) #6 B (Divider selection) #7 C (Divider selection) #8 VCC Figure 2) Pin Connections 1 234 O1.6 7.620.3 ST VDD GND OUTPUT BUFFER Input Divider Selection C B A X X X L L L L L H L H L L H H H L L H L H H H L H H H F SELECTOR f D 8 (F1/2-F1/2 ) 2.5 5.08 min. max. OSCILLATOR Figure 4) Divided Output Selection Table 0.6 max. 2.540.25 0.50.15 0~15 DIVIDER 0.8 ABC SELECT Figure 1) ECS-300C Top and Side views Figure 3) ECS-300C Block Diagram ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 * 913-782-7787 * 800-237-1041 * FAX 913-782-6991 * WWW.ECSXTAL.COM OSCILLATORS 37 OSCILLATORS |
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