M7S & M8S Series 9x14 mm, 5.0 or 3.3 Volt, HCMOS/TTL, Clock Oscillators * Contact factory for availability. Pin Connections 1. 2. 3. 4. Symmetry is measured at 1.4 V with TTL load, and at 50% Vdd with HCMOS load. TTL load - See load circuit diagram #1 on page 148. HCMOS load - See load circuit diagram #2 on page 148. Rise/fall times are measured between 0.5 V and 2.4 V with TTL load, and between 10% and 90% Vdd for HCMOS load. For applications requiring better jitter performance above 80 MHz, please refer to the M-tron M7R or M8R series. 108