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Crystal Oscillator OCXO
NH37M28LN
Application
・Base stations for system mobile communications (5G CU, 4G BBU)
・IEEE1588, Synchronous Ethernet clock (SyncE)
・Optical transmission systems Stratum 3E
・Frequency synthesizer
・GNSS-DO
・Timing and synchronous measuring equipment
・High resolution audio clock
Features
・Low profile and excellent frequency temperature characteristics
・Wide temperature range
・High precision holdover characteristics
・Frequency adjustment by digital control method (I2C Control)
*Voltage control method (Vcont) is also available
・Dimension : 37 × 28 × 12.7 mm
| Item | Symbol | Value | Unit | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal frequency | fnom |
|
MHz | ||||||
| Package size (L×W×H) | - | 37×28×12.7 | mm | ||||||
| Supply voltage |
|
|
V | ||||||
| Power consumption (At Start-up) | PCC | Max. 3.5 (Typ. 3.0) | W | ||||||
| Power consumption (Steady State) | PCC | Max. 1.6 | W | ||||||
| Output load condition | CL | 15 | pF | ||||||
| Storage temperature range | Tstr | -40 to +85 | ℃ | ||||||
| Operating temperature range | Topr |
|
℃ | ||||||
| Frequency tolerance | Δf/fnom | Max. ± 25 | ppb | ||||||
| Frequency/temperature characteristics | Δf/f |
|
ppb | ||||||
| Frequency/voltage coefficient | Δf/f | Max. ± 0.2 | ppb | ||||||
| Long-term frequency stability | Δf/f |
|
ppb | ||||||
| Stabilization time | - |
|
min. | ||||||
| Frequency control range | Δf/f |
|
|
||||||
| Frequency change polarity | - | Positive | - | ||||||
| Output waveform | - |
|
- | ||||||
| Holdover | - | Typ. ±1.0 / 8h | μs | ||||||
| Frequency control method | - |
|
- | ||||||
| Output voltage | VOH |
|
V | ||||||
| Output voltage | VOL |
|
V | ||||||
| Symmetry | - | 45 to 55 | % | ||||||
| Linearity | - | Max. ± 5 | % | ||||||
| Phase noise
at 10MHz
1 Hz offset |
L(f) |
|
dBc/Hz | ||||||
| Phase noise
at 10MHz
10 Hz offset |
L(f) |
|
dBc/Hz | ||||||
| Phase noise
at 10MHz
100 Hz offset |
L(f) |
|
dBc/Hz | ||||||
| Phase noise
at 10MHz
1 kHz offset |
L(f) |
|
dBc/Hz | ||||||
| Phase noise
at 10MHz
10 kHz offset |
L(f) |
|
dBc/Hz | ||||||
| Phase noise
at 10MHz
100kHz offset |
L(f) |
|
dBc/Hz | ||||||
| Specification number | - |
|
- |
A dedicated jig and tool is available for evaluation of this product. (Charged) The specifications listed are our standard specifications. Please inform "Model", "Frequency" and "Specification number" when inquiring or placing an order. Specifications other than those listed above are also available, so please do not hesitate to contact us.
External dimensions
