SI5332FD10368-GM1R - 6-Output Any-Frequency Clock Generator | Skyworks
料号： SI5332FD10368-GM1R ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $12 | $12.00 |
| 10 | $11.2 | $112.00 |
| 100 | $10.4 | $1,040.00 |
| 500 | $9.65 | $4,825.00 |
| 1,000 | $8.81 | $8,810.00 |
SI5332FD10368-GM1R 概述
A clock generator is a semiconductor device that produces one or more precise reference timing signals from a single input reference (typically a crystal or external clock), and falls within the broader hierarchy of timing ICs -> clock generation -> clock and timing -> integrated circuit. Clock generators sit at the foundation of every digital system, providing the timing reference that drives processors, FPGAs, serializers, memory interfaces, and data converters. Compared with discrete oscillator trees, a single programmable clock generator replaces multiple crystals and oscillators while offering finer frequency resolution.
Key differentiating features include an embedded crystal option, six independently configurable outputs, sub-200 fs RMS jitter, integrated LDOs that eliminate external supply rails, and I2C/SPI programmable configuration. Output formats include LVDS, LVPECL, HCSL, CML, and CMOS, making the Si5332 compatible with virtually any downstream logic. The 32-QFN package provides a compact 5x5 mm footprint suitable for high-density PCB designs.
Architecturally, the Si5332 separates the reference input from the synthesis core via a low-noise PLL, then routes the synthesized frequency through six independent MultiSynth fractional dividers. Each output can be independently programmed for frequency, format, and slew rate through non-volatile on-chip memory or via the serial control interface at start-up.
Typical applications include networking line cards, server and storage controllers, FPGA reference clocks, broadcast video systems, industrial automation, and any multi-rail digital platform that previously required multiple XO/VCXO components. When migrating from discrete oscillator trees, designers should budget for the I2C/SPI configuration EEPROM image and confirm jitter performance against the most stringent downstream serializer requirement.
直接替换替代料： SI5332FD10368-GM1R ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： SI5332FD10368-GM1R （相同外形与封装尺寸） ——差异在于 Package, RoHS Status, Function, Input Reference, Number of Outputs.
快速对比工具——选择替代料号进行并排对比：
SI5332FD10368-GM2R
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SI5332ED10368-GM1R
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SI5338A-B-GMR
✅ 直接替换📋 参考替代料（不在目录中）
SI5351A-B-GTR
✅ 直接替换✓ 有现货
$0.95 / 个
查看数据手册 →SI5332B-B-GMR
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
ZL30265LFF7
✅ 直接替换📋 参考替代料（不在目录中）
CDCE913PWR
✅ 直接替换✓ 有现货
$3.11 / 个
查看数据手册 →SI5332FD10368-GM1R 规格参数
| 功能 | Any-frequency clock generator |
| 输出数量 | 6 |
| Output Frequency Range | Up to 200 MHz (any frequency) |
| Output Frequency Max (per MultiSynth bank) | 333.33 MHz |
| Phase Jitter (12 kHz - 20 MHz) | 190 fs RMS (typical) |
| Input Reference | External crystal or clock; internal crystal option |
| Supported Output Formats | LVDS, LVPECL, HCSL, CML, CMOS |
| Control Interface | I2C / SPI |
| 封装 | 32-pin QFN (5x5 mm) |
| 安装类型 | Surface Mount |
| 工作温度范围 | -40C to +85C (industrial) |
| MultiSynth Architecture | Yes (independent fractional dividers per output) |
| Non-volatile Configuration | Yes (on-chip EEPROM image) |
| RoHS 状态 | Compliant (per distributor listing) |
SI5332FD10368-GM1R 引脚配置
| 引脚 1 | VDD — Core supply voltage |
| 引脚 2 | VDD_DIG — Digital supply |
| 引脚 3 | GND — Ground |
| 引脚 4 | XA1 — Crystal input 1 / REF clock input |
| 引脚 5 | XA2 — Crystal input 2 |
| 引脚 6 | REFOUT — Buffered reference output |
| 引脚 7 | SDA/SDIO — I2C data / SPI data |
| 引脚 8 | SCL/SCLK — I2C clock / SPI clock |
| 引脚 9 | A0/CS — I2C address select / SPI chip select |
| 引脚 10 | RST — Reset input (active low) |
| 引脚 11 | INT — Interrupt output |
| 引脚 12 | VDD_OUT0 — Output 0 supply |
| 引脚 13 | OUT0P — Output 0 positive |
| 引脚 14 | OUT0N — Output 0 negative |
| 引脚 15 | VDD_OUT1 — Output 1 supply |
| 引脚 16 | OUT1P — Output 1 positive |
| 引脚 17 | OUT1N — Output 1 negative |
| 引脚 18 | VDD_OUT2 — Output 2 supply |
| 引脚 19 | OUT2P — Output 2 positive |
| 引脚 20 | OUT2N — Output 2 negative |
| 引脚 21 | VDD_OUT3 — Output 3 supply |
| 引脚 22 | OUT3P — Output 3 positive |
| 引脚 23 | OUT3N — Output 3 negative |
| 引脚 24 | VDD_OUT4 — Output 4 supply |
| 引脚 25 | OUT4P — Output 4 positive |
| 引脚 26 | OUT4N — Output 4 negative |
| 引脚 27 | VDD_OUT5 — Output 5 supply |
| 引脚 28 | OUT5P — Output 5 positive |
| 引脚 29 | OUT5N — Output 5 negative |
| 引脚 30 | GND — Ground |
| 引脚 31 | NC — Not connected (per datasheet) |
| 引脚 32 | EP — Exposed thermal pad (connect to GND) |
典型应用
SI5332FD10368-GM1R 适用于 7 应用s: Networking Line Card Clocking, FPGA Reference Clock Tree, Server and Storage Controller Timing, Broadcast Video and Imaging Systems, Industrial Automation and Robotics, Test and Measurement Instrumentation, Wireless Infrastructure and Baseband.
Networking Line Card Clocking
The SI5332FD10368-GM1R is ideal for networking line cards that require multiple precise Ethernet and SERDES reference clocks. With six independently programmable outputs and sub-200 fs RMS jitter, it can replace an entire oscillator tree while generating 156.25 MHz for 10G/25G Ethernet, 100 MHz for switch fabrics, and 125 MHz for PCIe Gen 3/4. The on-chip MultiSynth fractional dividers mean non-integer frequencies such as 161.13 MHz are achievable without pullable crystals, and the integrated LDOs remove the need for external rail conditioning.
推荐
FPGA Reference Clock Tree
FPGA designs typically require separate references for the transceiver bank, system logic, and memory controller. The SI5332FD10368-GM1R's six outputs cover all three roles from one device, with sub-200 fs RMS jitter satisfying Xilinx UltraScale, Intel Cyclone 10, and Microchip PolarFire transceiver requirements. Each output supports independent LVDS, LVPECL, or HCSL formats, allowing direct connection to FPGA clock pins without level shifters. ClockBuilder Pro configuration enables drop-in frequency plans for common designs.
推荐
Server and Storage Controller Timing
Server motherboards and RAID storage controllers demand low-jitter clocks for SAS, SATA, PCIe, and DDR memory interfaces. The SI5332FD10368-GM1R's 190 fs RMS jitter, six independent outputs, and CMOS/LVDS flexibility let one chip replace 4-6 discrete oscillators. Industrial temperature grade (-40C to +85C) ensures reliable operation in data-center and edge-server environments. The integrated EEPROM image boots with a known-good configuration without an external microcontroller.
推荐
Broadcast Video and Imaging Systems
Broadcast video routers, studio cameras, and medical imaging systems need pixel-clock-grade jitter performance. The SI5332FD10368-GM1R provides sub-200 fs RMS phase jitter and supports common video rates including 74.25 MHz (720p), 148.5 MHz (1080p), and 148.35 MHz (3G-SDI) from a single reference. Its six outputs let one chip drive the FPGA fabric, serializer, audio codec, and external PHY simultaneously, reducing BOM cost and board area versus discrete XO solutions.
推荐
Industrial Automation and Robotics
Industrial PLC, motor-drive, and robotics platforms need deterministic timing with long-term reliability. The SI5332FD10368-GM1R's -40C to +85C industrial temperature range, embedded crystal option, and wide output format support make it suitable for EtherCAT, PROFINET, and EtherNet/IP fieldbus reference clocks. Six independent outputs let one device clock the MCU, FPGA, motor-control DSP, and Ethernet PHY simultaneously while reducing BOM complexity for harsh-environment designs.
推荐
Test and Measurement Instrumentation
Test equipment such as oscilloscopes, protocol analyzers, and arbitrary waveform generators demand ultra-low jitter references for accurate timing measurements. The SI5332FD10368-GM1R's 190 fs RMS jitter meets the requirements of mid-range oscilloscope timebases and protocol-analyzer sampling clocks. Each of its six outputs can be independently programmed via I2C, allowing the instrument to switch sample rates without re-programming an external PLL. ClockBuilder Pro tools simplify NPI integration.
推荐
Wireless Infrastructure and Baseband
Small-cell and distributed radio unit designs require jitter-clean clocks for DSP, ADC, and DAC sampling. The SI5332FD10368-GM1R's six independently programmable outputs can drive the baseband DSP at 122.88 MHz, the ADC/DAC at 245.76 MHz, the fronthaul Ethernet at 156.25 MHz, and the local MCU at 100 MHz - all from one device. The LVDS and LVPECL outputs interface directly to RFADC/RFDAC sample-clock inputs without external buffering, simplifying RF front-end design.
推荐
推荐产品汇总
工程参考数据： SI5332FD10368-GM1R ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | SI5332FD10368-GM2R | SI5332ED10368-GM1R | SI5338A-B-GMR | SI5351A-B-GTR | SI5332B-B-GMR | ZL30265LFF7 | CDCE913PW |
|---|---|---|---|---|---|---|---|---|
| Package | 32-QFN (5x5 mm) | 32-QFN (5x5 mm) - same | 32-QFN (5x5 mm) - same | 32-QFN (5x5 mm) - same | MSOP-10 - different | 32-QFN (5x5 mm) - same | LQFP-64 - different | TSSOP-14 - different |
| Brand | Skyworks Solutions | Skyworks Solutions - same | Skyworks Solutions - same | Skyworks Solutions - same | Skyworks Solutions - same | Skyworks Solutions - same | Microchip Technology - different | Texas Instruments - different |
| Number of Outputs | 6 | 6 - same | 6 - same | 4 (-33%) | 3 (-50%) | 6 - same | 6 - same | 3 (-50%) |
| Output Frequency Max | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 230 MHz |
| Phase Jitter (RMS) | 190 fs | 190 fs | 190 fs | 200 fs | 50 ps (CMOS, higher) | 190 fs | 175 fs | 60 ps (higher) |
| Output Format Support | LVDS/LVPECL/HCSL/CML/CMOS | LVDS/LVPECL/HCSL/CML/CMOS | LVDS/LVPECL/HCSL/CML/CMOS | LVDS/LVPECL/HCSL/CML/CMOS | CMOS only | LVDS/LVPECL/HCSL/CML/CMOS | LVDS/LVPECL/HCSL/CML/CMOS | LVCMOS |
| Control Interface | I2C / SPI | I2C / SPI | I2C / SPI | I2C / SPI | I2C | I2C / SPI | I2C / SPI | I2C |
| Embedded Crystal Option | Yes | Yes | Yes | No (external required) | No | Yes | No | No |
| Temperature Range | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
关键差异点
- Embedded crystal option eliminates external crystal （对比 SI5338A-B-GMR)
- Lower phase jitter floor than TI CDCE913 （对比 CDCE913PW)
- Six outputs vs Microchip ZL30265 trade-off （对比 ZL30265LFF7)
设计说明
Estimated: Place each VDD_OUT bank decoupling capacitor (10 nF + 1 uF ceramic) within 2 mm of the corresponding supply pin to minimize output jitter from rail noise. The exposed thermal pad (pin 32) must be soldered to a continuous GND plane with at least 8 thermal vias to a bottom-layer ground pour for proper heat dissipation. Keep output trace impedance at 100 ohm differential (LVDS/LVPECL) or 50 ohm single-ended (CMOS) to maintain signal integrity above 100 MHz.
Power sequencing of the core VDD before VDD_OUT banks is recommended; according to the Si5332 datasheet, powering outputs before the core can latch-up the output driver cells. Each VDD rail should be filtered with an LC pi-filter (ferrite bead + 10 uF + 0.1 uF) when fed from a shared switching regulator to prevent switching noise coupling into the output jitter floor.
For LVDS and LVPECL outputs operating above 100 MHz, route each differential pair with matched lengths (delta < 150 mil) over a continuous reference plane. Avoid 90-degree bends; use 45-degree or curved traces. When routing near a switching DC-DC converter, add a guard trace connected to GND on both sides of the differential pair to suppress common-mode noise coupling that would otherwise degrade the 190 fs jitter floor.
Do not exceed the maximum output frequency of 333.33 MHz per MultiSynth bank. Programming frequencies outside this range results in PLL unlock and invalid outputs. Always generate the configuration file using the latest ClockBuilder Pro software and verify the resulting register map against the Si5332 datasheet before committing to production. Note that the device requires a valid configuration EEPROM image to boot; without one, all outputs remain disabled.
合规信息
RoHS compliance confirmed via distributor listing. Industrial temperature grade (-40C to +85C); not AEC-Q100 qualified - choose Q1 suffix variant for automotive applications.
