Productos
The 0451.500MRL from Murata is a surface-mount quartz crystal unit operating at 500 kHz fundamental frequency in a compact HC-49/SMD (4.95 x 3.2 mm) package. Designed for microcontroller clock generation and time-base applications, it provides stable frequency performance with low equivalent series resistance (ESR) across the -20°C to +70°C operating range.
Especificaciones
| Nominal Frequency | 500 kHz |
| Frequency Tolerance | ±30 ppm at 25°C |
| Frequency Stability | ±50 ppm over temperature |
| Load Capacitance | 12.5 pF (typical) |
| ESR (Max) | 300 Ohms |
| Drive Level | 100 µW max |
| Temperatura de funcionamiento | -20°C to +70°C |
| Aging (1st year) | ±5 ppm/year |
| Paquete | HC-49/SMD (4.95 x 3.2 x 3.5 mm) |
| Mounting | Montaje en superficie |
Características
- 500 kHz fundamental mode quartz crystal
- Low ESR for reliable oscillator startup
- Compact HC-49/SMD surface-mount package
- High stability and low aging characteristics
- Compatible with standard CMOS oscillator circuits
- RoHS compliant, lead-free termination
Aplicaciones
- Microcontroller clock oscillators
- Real-time clock (RTC) time base
- Serial communication baud rate generation
- Industrial timing and measurement
- Consumer electronics clock reference