ECS-327SMO 32.768 KHz SMD CLOCK OSCILLATOR The ECS-327SMO oscillator utilizes the 32.768 KHz tuning fork crystal in a SMD ceramic package. It is designed specifically for wireless PCMCIA and portable communication equipment applications. FEATURES • 2.0 mm low profile • SMD version • 3.3 V input voltage • Tape & Reel (1000 pcs) PART NUMBERING GUIDE PART NUMBER * ECS-327SMO OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS PARAMETERS OUTPUT FREQUENCY FREQUENCY STABILITY FREQUENCY STABILITY OPERATING TEMPERATURE STORAGE TEMPERATURE INPUT VOLTAGE V CC INPUT CURRENT SYMMETRY RISE AND FALL TIMES “0” LEVEL “1” LEVEL LOAD CONDITIONS MINIMUM -10 ~ +60˚C -40 ~ +85˚C -60 -140 -40 -40 +1.8V with 15 pF load at 1/2 V CC level and +25˚C TYPICAL 32.768 MAXIMUM UNITS KHz PPM PPM ˚C ˚C V DC µA % ns +30 +30 +85 +85 +5.0V 15 55/45 200 V CC x 0.1V +3.3V 8 45/55 V CC x 0.9V CMOS 15 pF PACKAGE DIMENSIONS (mm) 6.5 ±0.2 2.5 2.2 PIN CONNECTIONS #1 NC #2 GND #3 OUTPUT #4 V CC 2.7 1.5 2.0 Max. 1.2 1.5 4.0 ±0.2 2.2 PACKAGE DATA COVER METAL BASE CERAMIC TERMINAL GOLD PLATING 4.7 Figure 2) Land Pattern 3.0 #2 1.2 #1 TR VCC #4 1.7 TF Test Point A 90% VCC #3 #4 VCC V N.C. GND #1 #2 1/2 VCC CL 0.01µF Figure 1) ECS-327SMO – Top, Bottom and Side views DC Power Supply #3 OUTPUT 10% 1/2 VCC "0" Level GND 0V DC t T CL: Including fixture and probe capacitance. Figure 3) Test Circuit Symmetry = 1/ T x 100(%) Figure 4) Output Wave Form ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM SMD OSCILLATORS 39 SMD OSCILLATORS