Product Overview
The HSX321S is a quartz crystal unit manufactured by HARMONY ELECTRONICS CORP. Designed for general applications, this component offers precise frequency control with a nominal frequency of 24.000MHz and a frequency tolerance of +/-10 ppm at 25C +/-3C. It features a holder type of HSX321S and is suitable for use in electronic products requiring stable oscillation. The crystal unit is constructed with an alumina ceramic base and a Fe-Ni-Co lid, utilizing a rectangular At-Cut quartz crystal blank. It is available in a seam-sealed package and is designed for automatic insertion, with comprehensive mechanical and environmental performance specifications ensuring reliability in various operating conditions.
Product Attributes
- Brand: HARMONY ELECTRONICS CORP.
- Product Type: Quartz Crystal Unit
- Model: HSX321S
- Part Number: X3S024000B91H-DEPV
- Country of Origin: TAIWAN
- Manufacturing Locations: TAIWAN FACTORY, THAILAND FACTORY, SHENZHEN FACTORY
- Marking Method: Laser marking
- Holder Type: HSX321S
- Holder Seam Type: Seam type
- Base Material: Alumina Ceramic (Al2O3)
- Lid Material: Fe-Ni-Co
- Crystal Blank Type: Rectangular At-Cut Quartz Crystal Blank
- Adhesive Type: Silver Conductive Silicon Resin
- Cover Ring Material: Fe-Ni-Co Alloy
Technical Specifications
| Specification | Details |
|---|---|
| Nominal Frequency | 24.000000MHz |
| Frequency Tolerance | +/-10 ppm at 25deg.C +/-3deg.C |
| Equivalent Resistance | 70 ohms Max. / SERIES |
| Storage Temperature Range | -40 deg.C To +70 deg.C |
| Operable Temperature Range | -10 deg.C To +60 deg.C |
| Temperature Drift | +/-10ppm (-10 deg.C To +60 deg.C) |
| Loading Capacitance (CL) | 9.0pF |
| Drive Level | 100 uW ( 10uW ) at 30 ohms |
| Shunt Capacitance | 2.0 pF Max |
| Insulation Resistance | More than 500M ohms at DC 100V |
| Mode of Oscillation | Fundamental |
| Shock Test (Dropping) | 50 cm height, 3 times on firm wood. Frequency variation < +/-5 ppm, Resistance variation < +/- 15 % or 2ohms max. |
| Aging | Less than +/-5 ppm / Year |
| Carrier Tape Dimensions (W1) | 9.3+/-0.3 mm |
| Carrier Tape Dimensions (W2) | 11.3+/-1.0 mm |
| Reel Diameter (A) | 180+0/-3 mm |
| Reel Outer Width (B) | 60.5+/-0.5 mm |
| Reel Spindle Diameter (C) | 13.2+/-0.5 mm |
| Storage Condition (Temp.) | +40deg.C Max. |
| Storage Condition (RH) | 80% Max. |
| Standard Packing Quantity | 3,000 PCS / REEL |
| Carrier Tape Material | PS |
| Top Tape Material | Polyester |
| Cover Tape Release Strength | 0.1N to 0.7N (Pulling direction 165 to 180, Speed 300mm/min) |
| Mechanical Performance - Natural Drop | Drop 3 times from 50cm onto hard wooden board. (Spec Code: A) |
| Mechanical Performance - Vibration | 10-55Hz, 0.8mm amplitude, 2 hours per axis (X, Y, Z). (Spec Code: A) |
| Mechanical Performance - Sealing Tightness | Leak Rate 1.0x10-8 Pa-m3/sec. Max. (Fine Leakage) |
| Mechanical Performance - Solder ability | 90% of lead covered by new solder after test. (Spec Code: B) |
| Environmental Performance - Humidity | 60C +/-2C, 90~95% RH, 240 hours. (Spec Code: A) |
| Environmental Performance - Storage Low Temp. | -40C +/-2C, 240 hours. (Spec Code: A) |
| Environmental Performance - Storage High Temp. | +85C +/-2C, 240 hours. (Spec Code: A) |
| Environmental Performance - Temperature Cycles | -40C (30min) +85C (30min), 25 cycles. (Spec Code: A) |
| Soldering Condition (Reflow) | Preheat: 160~180C (120sec), Primary heat: 220C (60sec), Peak: 260C (10sec Max.) |
| Soldering Condition (Solder Iron) | Bit temp.: 350C max., Time: 3sec max. (Each terminal solder 1 time max.) |
2410121322_HELE-X3S024000B91H-DEPV_C254373.pdf
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