SI5350C-B02330-GM Silicon Labs Integrated Circuit (Quad Flat No-Lead) In Stock
Silicon Labs SI5350C-B02330-GM is an any-frequency, any-output 8-output LVCMOS clock generator with reference clock input, delivering flexible frequency synthesis for multi-clock system designs. It is pre-programmed to specific output frequencies and packaged in a compact QFN for space-constrained boards. Suited for communications, FPGA clocking, and networking equipment requiring multiple synchronized clock outputs.
- Manufacturer
- Silicon Labs
- Package
- Quad Flat No-Lead
- Pin Count
- 21
- Lifecycle
- ACTIVE
- Datasheet
- SI5350C-B02330-GM Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8 independent LVCMOS clock outputs with any-frequency synthesis capability via integrated PLL and fractional dividers
- Pre-programmed factory configuration (B02330) enabling drop-in deployment without external I2C programming for simplified BOM management
- Compact QFN package with reference clock input supporting flexible multi-output clock distribution for FPGA, DSP, and network SoC designs
Applications
The SI5350C-B02330-GM is used in FPGA development boards, network switches, and software-defined radio platforms where 8 independent LVCMOS clock outputs must be derived from a single reference clock with precise frequency relationships. Its pre-programmed configuration eliminates startup firmware complexity, making it a streamlined clock distribution solution for communications infrastructure, test equipment, and multi-processor embedded systems requiring synchronized clocking across multiple ICs.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many clock outputs does the SI5350C-B02330-GM provide and what logic standard do they use?
The SI5350C-B02330-GM provides 8 independent clock outputs using the LVCMOS logic standard, which is compatible with a broad range of FPGAs, DSPs, and digital logic devices operating at 1.8 V, 2.5 V, or 3.3 V supply levels. Having 8 outputs allows a single clock generator to distribute synchronized clocks across an entire PCB system without requiring multiple discrete oscillators.
What does the pre-programmed B02330 configuration mean for engineers integrating the SI5350C-B02330-GM into a new design?
The B02330 suffix indicates that the SI5350C is factory pre-programmed with specific output frequencies, eliminating the need for I2C programming firmware or configuration software during board bring-up. Engineers can install the part and immediately receive the correct clock frequencies on all 8 outputs, simplifying production testing and reducing the risk of misconfiguration errors in systems where the clock distribution requirements are fixed and known in advance.
Which networking or FPGA clocking scenarios make the SI5350C-B02330-GM a better choice than using 8 individual crystal oscillators?
Using the SI5350C-B02330-GM instead of 8 discrete crystal oscillators reduces BOM component count from 8 oscillator packages to 1, cutting PCB area, reducing power consumption per clock output, and ensuring all 8 outputs share a common PLL reference for phase-coherent frequency relationships. This is especially important in Ethernet switch designs where 125 MHz, 25 MHz, and auxiliary clocks must be phase-aligned, and in FPGA systems requiring multiple related clocks such as 200 MHz, 100 MHz, and 50 MHz derived from a single 25 MHz reference input.
What reference clock input does the SI5350C-B02330-GM require and how does it affect system design?
The SI5350C-B02330-GM accepts an external reference clock input, typically a 25 MHz or 27 MHz crystal oscillator, which is fed into the internal PLL to synthesize all 8 LVCMOS output frequencies. This reference clock input approach allows the system designer to choose a single high-quality reference oscillator and rely on the Si5350's any-frequency PLL synthesis to generate the required derivative frequencies, simplifying the overall clock tree and enabling easy frequency updates by reprogramming the PLL divider ratios if design requirements change.
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