Silicon Labs
Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
SI5338B-B08048-GMR
Lihat Detail Lembar Data

SI5338B-B08048-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, Low-jitter, Programmable
  • Package: 48-pin QFN (Quad Flat No-Lead)
  • Essence: Clock generation and distribution
  • Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 350 MHz
  • Output Channels: 8 differential or 16 single-ended
  • Supply Voltage: 2.5 V to 3.3 V
  • Operating Temperature Range: -40°C to +85°C
  • Phase Jitter: <0.3 ps RMS (typical)

Detailed and Complete Pin Configuration

  1. VDDO1
  2. VSSO1
  3. OUT0_N
  4. OUT0_P
  5. OUT1_N
  6. OUT1_P
  7. VDDO2
  8. VSSO2
  9. OUT2_N
  10. OUT2_P
  11. OUT3_N
  12. OUT3_P
  13. VDDO3
  14. VSSO3
  15. OUT4_N
  16. OUT4_P
  17. OUT5_N
  18. OUT5_P
  19. VDDO4
  20. VSSO4
  21. OUT6_N
  22. OUT6_P
  23. OUT7_N
  24. OUT7_P
  25. VDDO5
  26. VSSO5
  27. OUT8_N
  28. OUT8_P
  29. VDD
  30. VSS
  31. SDA
  32. SCL
  33. VDDI
  34. VSSI
  35. XTAL_N
  36. XTAL_P
  37. VDDI
  38. VSSI
  39. NC
  40. NC
  41. NC
  42. NC
  43. NC
  44. NC
  45. NC
  46. NC
  47. NC
  48. NC

Functional Characteristics

  • Flexible clock synthesis and distribution
  • Programmable output frequencies and formats
  • Low phase noise and jitter
  • Integrated crystal oscillator
  • I2C interface for configuration and control

Advantages and Disadvantages

Advantages: - High-performance clock generation - Wide frequency range - Multiple output channels - Low jitter and phase noise - Easy configuration through I2C interface

Disadvantages: - Relatively high power consumption - Limited availability of alternative models

Applicable Range of Products

  • Telecommunications equipment
  • Networking devices
  • Data centers
  • Industrial automation systems
  • Test and measurement instruments

Working Principles

The SI5338B-B08048-GMR is a clock generator IC that utilizes a combination of PLL (Phase-Locked Loop) and VCXO (Voltage-Controlled Crystal Oscillator) techniques to generate precise clock signals. It takes an input reference clock and generates multiple output clocks with programmable frequencies and formats.

Detailed Application Field Plans

  1. Telecommunications Equipment: The SI5338B-B08048-GMR can be used in base stations, routers, and switches to provide accurate clock signals for data transmission and synchronization.
  2. Networking Devices: It can be employed in switches, routers, and network interface cards to ensure reliable and synchronized data transfer.
  3. Data Centers: The IC can be utilized in servers, storage systems, and network switches within data centers to maintain precise timing for efficient data processing.
  4. Industrial Automation Systems: It can be integrated into PLCs (Programmable Logic Controllers), motion controllers, and robotics systems to synchronize various components and ensure precise timing.
  5. Test and Measurement Instruments: The IC can be used in oscilloscopes, signal generators, and spectrum analyzers to generate accurate clock signals for precise measurements.

Detailed Alternative Models

  1. SI5338A-B08048-GMR: Similar to SI5338B-B08048-GMR but with a different package option (80-pin QFN).
  2. SI5339B-B08048-GMR: A higher-performance version with lower phase noise and jitter specifications.
  3. SI5341B-B08048-GMR: A clock generator IC with additional features like integrated voltage regulators and programmable delays.

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5338B-B08048-GMR? A: The maximum output frequency is 350 MHz.

  2. Q: Can I program the output frequencies on-the-fly? A: Yes, the IC supports dynamic reconfiguration of output frequencies through the I2C interface.

  3. Q: Does the SI5338B-B08048-GMR require an external crystal oscillator?