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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±30ppm
Operating Temperature:
-40℃~+85℃
Load Capacitance:
10pF
Frequency:
38.4MHz
Mfr. Part #:
7F38400E10UCG
Package:
SMD2016-4P
Key Attributes
Model Number:
7F38400E10UCG
Product Description
Product Overview
The QUARTZ CRYSTAL UNIT SERIES 7F is a seam-sealed ceramic surface mount package measuring 2.0*1.6mm. It is designed for applications requiring precise frequency control, featuring a fundamental AT mode of vibration and a center frequency of 38.400000MHz. This crystal unit offers excellent frequency stability over a wide operating temperature range and is available with RoHS, REACH, and HF environmental compliance.
Product Attributes
- Brand: SJK ()
- Origin: China
- Package Type: Seam Sealed Ceramic, Surface Mount
- Dimensions: 2.0*1.6mm
- Environmental Compliance: RoHS, REACH, HF
- Moisture Sensitivity Level: Level 1
- Minimum Packaging: 3000pcs/reel
Technical Specifications
| Parameter | Specification |
| Part Number (P/N SJK) | 7F38400E10UCG |
| Center Frequency | 38.400000MHz |
| Vibration Mode | AT / Fundamental |
| Frequency Tolerance (at 25C) | 10 ppm max |
| Load Capacitance (CL) | 10.0 PF |
| Frequency Stability Over Operating Temperature | 10ppm max (-2070C); 30ppm max (-40~85) |
| Operating Temperature Range | -40 C to +85 C |
| Storage Temperature Range | -40 C to +125 C |
| Shunt Capacitance (C0) | 3.0 PF Max |
| Driver Level (Typical) | 10W |
| Equivalent Series Resistance (ESR) | 60 Max |
| Aging @25C (1st year Max) | 3ppm/year |
| Testing Condition (Ambient Temperature) | 255 |
| Testing Condition (Relative Humidity) | 40%~70% |
| Reliability Test - Drop | Frequency variation 5ppm, ESR variation 15% after 3 drops from 55cm onto a wooden board. |
| Reliability Test - Vibration | Frequency variation 5ppm, ESR variation 15% after vibration (10~55Hz, 1.5mm amplitude, 2 hours per axis). |
| Reliability Test - Thermal Shock | Frequency variation 5ppm, ESR variation 15% after 25 cycles of -403 (30min) to 852 (30min). |
| Reliability Test - Hermeticity | Leak rate 110-9 Pam3/s (Helium pressure: 50.5Kg/cm2, 120 min). |
| Reliability Test - Resistance to Soldering Heat | Frequency variation 5ppm, ESR variation 15% after exposure to 260C10C for 155 seconds. |
| Reliability Test - Solderability | Over 90% of pin surface covered after dipping in 260C10C solder for 31 seconds. |
| Reliability Test - High Temp. & Humidity | Frequency variation 5ppm, ESR variation 15% after 240 hours at 60C2 and 90%~95% humidity. No surface rust. |
| Reliability Test - High Temp. | Frequency variation 5ppm, ESR variation 15% after 240 hours at 85C2. |
| Reliability Test - Low Temp. | Frequency variation 5ppm, ESR variation 15% after 240 hours at -40C2. |
| Reliability Test - Life Test | Frequency variation 5ppm, ESR variation 15% after 1000 hours at 5V, 25. |
2207271530_SJK-7F38400E10UCG_C557162.pdf
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