Tel : Fax : email : 0044 (0)118 979 1238 0044 (0)118 979 1283 [email protected] ACT381T-4(6) ACT381VT-4(6) TCXO / VCTCXO(Clipped Sinewave) The ACT381 family is a range of four and six pad TCXOs and VCTCXOs housed in a Metal PCB based SMD package. In addition to this data sheet there is a separate TCXO data sheet for a HCMOS/TTL version. It is therefore necessary to select the output and the function to ensure that you receive the correct part. e.g. Clipped Sinewave and TCXO or VCTCXO. Specification Parameter Specification Symbol 3.3Vdc±5% 5.0V dc±5% 10.00 ~ 30.00 MHz Please refer to Table 1 -55 ~ 125°C Supply Voltage Vdd Frequency Range fo Temp Operating Range Topr Storage Temp Range Tstg Frequency Stability vs Operating Temp Δf/fo vs Input Voltage Vin vs Load Aging Fa Supply Current Iop Frequency Adjustment Δf/Vcntrl Control Voltage Vcntrl Polarity / Linearity Output Load N/CL Mechanical Frequency Trimming Output Voltage Condition Please specify Please specify Please specify Please specify Please refer to Table 1 ±0.3ppm max ±0.3ppm max ±1ppm max Per year 3mA max ±5ppm ±15ppm 1.65Vdc±1.35V 2.5Vdc±2.0V Positive / 5% or 10% 10KΩ//10pF ±3.0ppm min 0.7V p-p Vout VCTCXO Only VCTCXO Only VCTCXO Only Internal Trimmer 1.0V p-p Table 1 Frequency stability v temperature. Stability Temp 0 ~ 50°C -10 ~ 60°C -20 ~ 70°C -30 ~ 75°C -30 ~ 80°C ppm ±1.5 ±2.0 ±2.5 ±3.0 ±3.5 ±5.0 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 Pad surface material Au Please note that all parameters can not necessarily be specified in the same device Customer to specify : Outline, Frequency, Output Type, Stability, Operating Temperature Range, Supply Voltage, Tuning Range. In line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice ISO9001:2000 Registered For quotations or further information please contact us at: 3 The Business Centre, Molly Millars Lane, Wokingham, Berkshire, RG41 2EY, UK http://www.actcrystals.com 1 of 1 Issue: 6 D2 Date 15/11/05