HCMOS / TTL Clock Oscillator CB3, CB3LV Tusonix/CTS Electronic Components offers the HCMOS / TTL Clock Oscillator CB3, CB3LV in a ceramic package with reduced size and enhanced stability. The CB3 series features a standard 7.0x5.0mm surface mount footprint, frequency range of 1.5 - 160 MHz, +3.3Vdc or +5.0Vdc operation, ±50 ppm frequency stability (±25 ppm and ±20 ppm available), and an operating temperature range of -40°C to +85°C. The oscillators are HCMOS / TTL compatible and feature fundamental and third overtone crystals.