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Specifications
Operating Temperature:
-40℃~+85℃
Output Type:
CMOS
Voltage - Supply:
1.8V
Frequency Stability:
±2.5ppm
Frequency:
40MHz
Mfr. Part #:
8122H-40.000NK18DTL
Package:
SMD2520-4P
Key Attributes
Model Number:
8122H-40.000NK18DTL
Product Description
Product Overview
The 8122H TCXO Unit is a temperature-compensated crystal oscillator with an HCMOS output, housed in a compact 2.5x2.0mm SMD ceramic seam seal package. It offers tight stabilities over temperature, RoHS compliance, and is suitable for WiMAX/WLAN/Ethernet, telecommunication, and mobile applications.
Product Attributes
- Dimensions: 2.5x2.0x0.9mm with 4 solder pads
- Compliance: RoHS compliant, LEAD-FREE, HALOGEN-FREE and REACH compliant
- Packaging: Tape & Reel compliant to EIA-481, 8mm carrier width, 4mm component pitch, 180mm reel diameter, 3,000pcs per reel
Technical Specifications
| Parameter | 1.8V | 2.5V | 3.3V | Remarks |
| Frequency range | 9.5 ~ 55MHz | |||
| Frequency tolerance | 1.0ppm | Initial tol. @+25C | ||
| Frequency stability | 2.0ppm | 2.5ppm | 3.0ppm | See note below table. In combination to above stabilities. |
| Operating temperature range | 40 to +85C | 40 to +90C | 40 to +105C | |
| Aging per year | 1.0ppm @+25C | |||
| Output waveform and load | LVCMOS 15pF | |||
| Output voltage level HIGH | 90%Vcc Minimum | |||
| Output voltage level LOW | 10%Vcc Maximum | |||
| Rise and Fall times | 8ns | 8ns | 8ns | @10~90% of VCC |
| Symmetry (duty cycle) | 45~55% @ 50%VCC | |||
| Phase noise (example 26MHz) | -110dBc/Hz | -130dBc/Hz | -145dBc/Hz | @100Hz / 1kHz / 10kHz |
| Phase jitter RMS | <1ps | 12kHzFj20MHz | ||
| Supply current | 5mA | 7mA | 10mA | @15pF |
Note: Frequency stability is the frequency deviation over temperature range in reference to +25C.
2504101957_HCI-8122H-40-000NK18DTL_C46598426.pdf
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