Product Overview
The Si535/536 XO is an ultra-low jitter crystal oscillator utilizing Skyworks Solutions' advanced DSPLL circuitry. It provides high-speed differential frequencies from a single fixed crystal, offering exceptional frequency stability and reliability. Its IC-based design and DSPLL clock synthesis ensure superior supply noise rejection, simplifying clock generation in noisy communication system environments. The Si535/536 is factory programmed, eliminating long lead times associated with custom oscillators.
Product Attributes
- Brand: Skyworks Solutions, Inc.
- Product Line: Si535/536
- Technology: DSPLL circuitry
- Package: Industry-standard 5 x 7 mm, 6-pad
- Compliance: Pb-free/RoHS-compliant
Technical Specifications
| Parameter | Symbol | LVPECL Option | LVDS Option | Units | Notes |
| Supply Voltage | VDD | 3.3 V option | 3.3 V option | V | 2.97 - 3.63 |
| 2.5 V option | 2.5 V option | V | 2.25 - 2.75 | ||
| Input Voltage | V | 0.5 to VDD + 0.3 | |||
| Storage Temperature | C | 55 to +125 | |||
| Supply Current | IDD | Output enabled | Output enabled | mA | 111 - 121 (LVPECL), 90 - 98 (LVDS) |
| Tristate mode | mA | 60 - 75 | |||
| ESD Sensitivity (HBM) | V | 2500 | |||
| Frequency Characteristics | Nominal Frequency | 100 - 312.5 | MHz | Selectable | |
| Initial Accuracy | 1.5 | ppm | Measured at +25 C | ||
| Temperature Stability | 7 or 20 | ppm | Selectable | ||
| Aging (1 year) | 3 | ppm | |||
| Aging (20 year life) | 10 | ppm | |||
| Output Levels | Mid-level (LVPECL) | VDD 1.42 - VDD 1.25 | V | 50 to VDD 2.0 V | |
| Mid-level (LVDS) | 1.125 - 1.275 | V | Rterm = 100 (differential) | ||
| Output Swing | Differential (LVPECL) | 1.1 - 1.9 | VPP | ||
| Differential (LVDS) | 0.5 - 0.9 | VPP | |||
| Symmetry (duty cycle) | SYM | 45 - 55 % | % | Differential | |
| Phase Jitter (RMS) | J | 0.19 - 0.35 | ps | 10 kHz to 1 MHz (data center) | |
| 0.25 - 0.40 | ps | 12 kHz to 20 MHz brickwall | |||
| Period Jitter (RMS) | JPER | 2 | ps | N = 1000 cycles | |
| 14 | ps | Peak-to-Peak | |||
| Powerup Time | tOSC | 10 | ms | From powerup or tristate | |
| Operating Temperature | TA | 40 to +85 | C | ||
Applications: 10/40/100G data centers, 10G Ethernet switches/routers, Fibre channel/SAS/storage, Enterprise servers, Networking, Telecommunications.
2508281722_SILICON-LABS-536EB000175DGR_C2029895.pdf
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