VC7 VCXO SERIES n LEADLESS SURFACE MOUNT VCXO IN 7 x 5 mm CERAMIC PACKAGE n HCMOS/TTL COMPATIBLE WITH TRI-STATE OUTPUT STANDARD SPECIFICATIONS: Frequency Range Operating Temperature Range Frequency Stability over Operating Temperature Range and Supply Voltage Aging at 25°° C ± 5°C Supply Voltage Output Logic Level Input Current (Icc) & Rise & Fall Time (Tr & Tf) Output Load Control Voltage Range Frequency Deviation (Pullability) over the Control Voltage Range Linearity Tri-State Output Packaging (see page R1, Figure 4) 8.000 MHz - 36.000 MHz (Consult factory for specific available frequencies) 0 - 70°C is standard, but can be extended to -40 to +85°C. ± 50 is standard, but 25 PPM also available ± 5 PPM per year 5 ± 5% Volt is standard, but 3.3V also available HCMOS/TTL Compatible Depends on frequency. See table on next page. CMOS Load + 15 pF 2.5V ± 2.0V ± 100 PPM minimum is standard. Consult factory for other values. ± 10% Normal output when pin #2 is open (optional); Normal output when pin #2 is at logic “1”; High-impedance outp ut when pin #2 is at logic “0”. 16 mm tape, 178 or 254 or 330 mm reel: 1000 parts per reel. For quantities <250: 100 parts per tray. PART NUMBERING GUIDE n The Pletronics part number for this VCXO series consists of the following 5 elements: 1. Model Number (Input Voltage): VC75H = 5V 3VC75H = 3.3V 2. 3. 4. Frequency Stability: VC75H25: ±25 PPM VC75H50: ±50 PPM Operating Temperature Range: VC75H50B: 0 to +70°C VC75H50F:-40 to +85°C Frequency Deviation over Control Voltage Range: VC75H50BW: ± 100 PPM 5. Frequency of Operation in MHz EXAMPLE: VC75H50BW-12.800 MHz, 3VC75H25FW-10.000 MHz (continued) Telephone: (425) 776-1880, Fax: (425) 776-2760, e-mail: [email protected] T4A VC7 VCXO SERIES Input Current and Rise & Fall Time with 15 pF CMOS Load Freq. Range (MHz) Icc (mA) Typ 8.000 − 20.000 20.001 − 30.000 30.001 – 36.000 10 20 25 Tr & Tf (nS) Typ Max 15 25 30 3.5 3.0 3.0 Max 5.0 4.5 4.0 Recommended Test Circuit with CMOS Load * CL (Capacitive Load): Includes the input capacitance of oscilloscope. ** 0.1µF external by-pass filter is recommended. Package Outline (Not to Scale): PIN 1 2 3 4 5 6 PIN CONNECTIONS CONNECTION V Control ENABLE/DISABLE INPUT GROUND OUTPUT NO CONNECTION INPUT (Vcc) INCHES (MILLIMETERS) January 2000 T4B Pletronics Inc., 19013 36th Ave. W., Suite H, Lynnwood, WA 98036-5761 USA