VCXO (Voltage Contorolled X’tal Oscillator) is a crystal oscillator which adjusts frequency of TVs and telecommunication equipments by changing oscillation frequency utilizing the voltage applied from outside. Seiko NPC provides a rich lineup of products that possess the merits of wide frequency pulling range, low noise and various output forms.
Product Map
Products for VCXO
| Device | Function | Features | Supply voltage [V] |
Recommended oscillation frequency [MHz] |
Package | Data sheet |
|---|---|---|---|---|---|---|
| 7321 series | Fund.High freq. | VCXO module IC for CMOS output with low phase noise in high frequency band. Based on the conventional product (VCXO IC: 5078 series), by improving the phase noise characteristic in the vicinity is -10dBc/Hz improve. Operating temperature: -40 to 105°C |
3.135V to 3.465V | 60 to 122.88 | WaferChip | Contact us |
| 5420 series | Fund.Diff.High freq. | VCXO module IC for LV-PECL output with low phase noise characteristics and wide frequency pulling range. By adopting bipolar oscillation circuit and recently developed varicap diode fabrication process, the IC provides wide frequency pulling range without any external component. 5420xL series reduces power consumption further than 5420x series. Operating temperature: -40 to 105°C |
2.97～3.63 | 100～250 | Chip | Contact us |
| 5077 series | Fund.Diff.High freq. | VCXO module IC for LV-PECL output with wide frequency pulling range. By adopting bipolar oscillation circuit and recently developed varicap diode fabrication process, the IC provides wide frequency pulling range without any external component. | 2.97～3.63 | 60～170 | Chip | Contact us |
| 5078 series | Fund.High freq. | VCXO module IC for CMOS output with low phase noise characteristics and wide frequency pulling range. By adopting bipolar oscillation circuit and recently developed varicap diode fabrication process, the IC provides wide frequency pulling range without any external component. Operating temperature: -40 to 105°C |
2.97～3.63 | 60～170 | Chip | Contact us |
| 5079 series | Fund.Diff.High freq. | VCXO module IC for LVDS output with low phase noise characteristics and wide frequency pulling range. By adopting bipolar oscillation circuit and recently developed varicap diode fabrication process, the IC provides wide frequency pulling range without any external component. Operating temperature: -40 to 105°C |
2.375～2.625 2.97～3.63 |
60～250 | Chip | Contact us |
| 5410 series | Fund. | VCXO module IC with oscillation frequency range of 20MHz to 62MHz. By adopting originally developed varicap diode fabrication process, the IC posesses low phase noise characteristics, and provides wide frequency pulling range without any external component. Operating temperature: -40 to 105°C |
2.97～3.63 | 20～62 | WaferChip | |
| 5075/5076 series | Fund. | Miniature VCXO module IC with frequency range of 20MHz to 55MHz. By adopting varicap diode fabrication process, the IC provides a wide frequency puling range even when using miniature crystal units for which a wide pulling range is difficult to provide. 5075 : 2.25 to 3.63V 5076 : 1.6 to 2.0V |
1.6～2.0 2.25～3.63 |
20～55 | WaferChip | PDFPDF |
| Fund. | Fundamental Oscillator | 3rd O.T. | 3rd Overtone Oscillator | SAW | SAW Oscillator | High freq. | High-frequency |
| Diff. | Differential output | Ultra mini | Ultra miniature package | Wafer | Wafer form | Chip | Chip form |