Si542
Si542 is Crystal Oscillator manufactured by Skyworks Solutions.
FEATURES
- Available with any four selectable frequencies from 200 k Hz to 1500 MHz
- Very low jitter: 125 fs Typ RMS (12 k Hz
- 20 MHz)
- Excellent PSNR and supply noise immunity:
- 80 d Bc Typ
- 7 ppm stability option (-40 to 85 °C)
- 3.3 V, 2.5 V and 1.8 V VDD supply operation from the same part number
- LVPECL, LVDS, CML, HCSL, CMOS, and
Dual CMOS output options
- 2.5x3.2, 3.2x5, 5x7 mm package options
- Samples available with 1-2 week lead times
APPLICATIONS
- 100G/200G/400G OTN, coherent optics
- 10G/25G/40G/100G Ethernet
- 3G-SDI/12G-SDI/24G-SDI broadcast video
- Servers, switches, storage, NICs
- Test and measurement
- Clock and data recovery
- FPGA/ASIC clocking
Pin #
Descriptions
1, 2 Selectable via ordering option OE = Output enable; NC = No Connect
3 GND = Ground
4 CLK+ = Clock output
5 CLK- = plementary clock output. Not used for CMOS.
6 VDD = Power supply
7 FS1 = Frequency Select 1
8 FS0 = Frequency Select 0
Fixed Frequency
Crystal
Frequency Flexible DSPLL
NVM Control
Digital Phase Detector
Phase Error Cancellation
Digital Loop Filter
Phase Error
Fractional Divider
Power Supply...