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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±20ppm
Operating Temperature:
-
Load Capacitance:
12pF
Frequency:
18.432MHz
Mfr. Part #:
7B018432M01
Package:
SMD3225-4P
Key Attributes
Model Number:
7B018432M01
Product Description
Product Overview
The JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD SMD3225-4 Crystal Resonator is a RoHS compliant quartz crystal unit with a nominal frequency of 18.432MHz. It is designed for crystal oscillator applications and features a fundamental mode of oscillation.
Product Attributes
- Brand: HD-CRYSTAL
- Origin: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
- Type: SMD3225-4pads Quartz Resonator
- Certification: RoHS
Technical Specifications
| Item | Specification |
| Nominal Frequency (f) | 18.432MHz |
| Load Capacitance (CL) | 12pF |
| Frequency Tolerance (f/f) | 10ppm |
| Frequency Temperature Stability | 20ppm |
| Resonance Resistance (ohm) | 40 ohms Max |
| Osc Mode | Fundamental mode |
| Shunt Capacitance (C0) | 2pF Max |
| Drive Level (DL) | 100W Max |
| Operating Temperature Range (TOPR) | -20 to +70C |
| Storage Temperature Range (TSTG) | -55 to +125C |
| Insulation Resistance (IR) | 500M ohms |
| Aging (fA) | 3ppm/Year Max |
Reliability Specification
| Item | Condition | Standard |
| Drop characteristics | Free drop from 75cm height on a hard wooden board for 3 times. | Frequency change:5ppm Rr as specification |
| Mechanical shock | Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times | Frequency change:5ppm Rr as specification |
| Shake characteristics | Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Humidity characteristics | +402 & 90%~95% R.H. 250 hours | Frequency change:5ppm Rr as specification |
| Low temperature characteristics | -402, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| High temperature characteristics | +852, 250 hours, put in room temperature, test after 1 hours. | Frequency change:5ppm Rr as specification |
| Temperature cycling | -303/303 min~+852/303min, 5 cycles | Frequency change:5ppm Rr as specification |
| Refluence examination | Frequency change:5ppm Rr as specification |
Dimensions and Connections
Units:mm
| Dimension | Value |
| Length | 3.20 0.10 |
| Width | 2.50 0.10 |
| Height | 0.70 MAX |
| Pin Pitch 1-2 | 1.20.10 |
| Pin Pitch 2-3 | 0.70.10 |
| Pin Pitch 3-4 | 0.65 0.10 |
| Pin Pitch 4-1 | 0.9 0.10 |
Internal View & Connection Diagram:
Pin 1: CRYSTAL
Pin 2: CRYSTAL
Pin 3: GND
Pin 4: GND
Packing Specification
Quantity: 3000Pcs
2411121141_HD-7B018432M01_C654974.pdf
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