Skyworks Solutions Inc. 532AC000542DG
- Part No.:
- 532AC000542DG
- Manufacturer:
- Skyworks Solutions Inc.
- Category:
- Pin Configurable/Selectable Oscillators
- Package:
- 6-SMD, No Lead
- Datasheet:
-
532AC000542DG.pdf
- Description:
- XTAL OSC XO 3.3V 6SMD
- Quantity:
- Payment:

- Shipping:

Inventory:4,840
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Product details
Overview
532AC000542DG from Skyworks Solutions is a dual-frequency, factory-programmed crystal oscillator (XO) with DSPLL® synthesis, delivering two selectable output frequencies in the 10–945 MHz range. It features LVDS output, 3.3 V supply, ±20 ppm total frequency stability over –40 to +85 °C, and RMS phase jitter of 0.36 ps (12 kHz–20 MHz, 125–500 MHz). It serves as a low-jitter clock source for FPGA/ASIC timing in high-speed communication systems.
For engineers reviewing the 532AC000542DG datasheet, 532AC000542DG pinout, 532AC000542DG application, or 532AC000542DG equivalent, key selection criteria include dual-frequency switching via FS pin, LVDS differential output compliance, ±20 ppm total stability, tristate enable via OE, and industry-standard 5 × 7 mm 6-pin package compatibility.
Technical Context
The 532AC000542DG implements Skyworks' third-generation DSPLL® architecture to synthesize two precise output frequencies from a single internal fixed-frequency crystal, eliminating need for multiple crystals. Its digital PLL enables fast frequency switching (<10 ms settling after FS change) and superior supply noise rejection.
It supports LVDS output with 100 Ω differential termination, 1.125–1.275 V common-mode voltage, and 0.5–0.9 VPP differential swing. The device operates across –40 to +85 °C with 3.3 V supply, draws 90 mA typical (LVDS enabled), and integrates 17 kΩ pull-up resistors on OE and FS pins.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Frequency Range | Two factory-set frequencies between 10–945 MHz; supports 125/156.25 MHz optimized jitter performance. |
| Output Format | LVDS: 1.125–1.275 V common-mode, 0.5–0.9 VPP differential swing, 100 Ω termination required. |
| Frequency Stability | ±20 ppm total (±20 ppm temp + ±3 ppm aging + ±0.5 ppm initial), enabling reliable timing in industrial environments. |
| Phase Jitter (RMS) | 0.36 ps (12 kHz–20 MHz, OC-48 band, 125–500 MHz outputs), meeting SONET/SDH and high-speed serial link requirements. |
| Supply Voltage | 3.3 V nominal (2.97–3.63 V range); supports stable operation without external regulation in standard 3.3 V rail systems. |
| Operating Temperature | –40 to +85 °C ambient; validated per MIL-STD-883 mechanical and thermal stress tests for industrial reliability. |
| Power-Up Time | ≤10 ms to stable output; ensures rapid system initialization in power-cycled or hot-plug applications. |
Pinout & Package
532AC000542DG uses an industry-standard 5 × 7 mm, 6-pad surface-mount package (RoHS-compliant, MSL1, gold-over-nickel contact pads).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (FS) | Frequency Select Input | Logic input with 17 kΩ internal pull-up to VDD; FS = 0 selects first frequency, FS = 1 selects second frequency. |
| 2 (OE) | Output Enable Input | Logic input with 17 kΩ internal pull-up to VDD; OE = 0 places CLK+/CLK– outputs in high-impedance tristate mode. |
| 3 (GND) | Electrical & Case Ground | Common reference for all signals and power; must be connected to low-impedance system ground plane. |
| 4 (CLK+) | Differential Clock Output (+) | LVDS-compatible positive output; requires 100 Ω differential termination to GND for proper signal integrity. |
| 5 (CLK–) | Differential Clock Output (–) | LVDS-compatible complementary output; paired with CLK+ for balanced signaling and EMI reduction. |
| 6 (VDD) | Power Supply Input | 3.3 V supply input; decoupling capacitor (0.1 µF ceramic) required within 3 mm of pin for noise suppression. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-frequency selection | Hardware-switched between two factory-programmed frequencies using single logic pin (FS), enabling dynamic clock domain adaptation. |
| DSPLL® jitter performance | 0.25–0.40 ps RMS phase jitter (12 kHz–20 MHz) at >500 MHz, supporting OC-192/OC-48 and PCIe Gen3+ timing budgets. |
| LVDS output compliance | Meets ANSI TIA/EIA-644-A LVDS electrical standards with guaranteed 45–55% duty cycle and <350 ps rise/fall time. |
| Factory-configured stability | ±20 ppm total stability achieved via internal fixed crystal + DSPLL calibration - no external tuning or compensation needed. |
| Tristate output control | OE pin disables both CLK+ and CLK– outputs to high-Z state with ≤75 mA standby current, simplifying clock gating in multi-device systems. |
Applications
| SONET/SDH Line Cards | High-Speed Networking Switches |
|---|---|
Use Scenario: Synchronous optical transport equipment requiring dual reference clocks for framers and SERDES. IC Role / Device Role / Timing Role: Primary low-jitter clock source providing 155.52 MHz and 622.08 MHz outputs for OTU1/OTU2 line rate synchronization. Use Value: DSPLL® supply noise rejection maintains <0.4 ps jitter under noisy 3.3 V rail conditions, ensuring BER <10−12 in OC-48 links. |
Use Scenario: 10/25/100 GbE switch fabric with multi-rate SERDES lanes and packet buffer clocking. IC Role / Device Role / Timing Role: Dual-frequency XO supplying 156.25 MHz (Ethernet) and 312.5 MHz (PCIe Gen4) to FPGA-based switch ASICs. Use Value: Sub-10 ms frequency switching via FS pin enables seamless rate adaptation during link training without clock interruption. |
| FPGA-Based Video Processing | Test & Measurement Instruments |
Use Scenario: SD/HD/3G-SDI video encoder/decoder boards needing pixel clock and reference clock generation. IC Role / Device Role / Timing Role: Dual-output clock generator providing 74.25 MHz (HD-SDI) and 148.5 MHz (3G-SDI) to FPGA I/O banks and serializer ICs. Use Value: LVDS output drive strength and 0.36 ps jitter meet SMPTE ST 292/424 eye diagram mask requirements for broadcast-grade video. |
Use Scenario: Digital oscilloscopes and bit error rate testers requiring ultra-low-jitter sampling clocks. IC Role / Device Role / Timing Role: Precision timing reference for ADC/DAC sampling clocks and pattern generator synchronization. Use Value: 0.25 ps RMS jitter (12 kHz–20 MHz) at 125 MHz enables >10-bit ENOB in 1 GS/s digitizers with minimal aperture uncertainty. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-frequency XO applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Si5332A-D-GM | Programmable 2-output clock generator (not factory-configured XO); requires I²C configuration; higher integration (jitter cleaner, divider, mux). | Used where dynamic reconfiguration or multi-output fanout (>2) is needed; not drop-in compatible due to different pinout and interface. | Select when system-level flexibility outweighs fixed-function simplicity; requires firmware support and layout redesign. |
| AK212-01-156.2500T | Fixed dual-frequency XO (156.25/312.5 MHz), same 5×7 mm LVDS package, but ±25 ppm stability and 0.55 ps jitter (12 kHz–20 MHz). | Targeted for cost-sensitive Ethernet PHY timing; lacks FS/OE pins - frequencies are hardwired, not selectable in-system. | Choose only if exact dual frequencies match and tristate/Frequency Select functionality is unnecessary. |
Compared with 532AC000542DG, Si5332A-D-GM offers field programmability at the cost of complexity and non-drop-in replacement, while AK212-01-156.2500T provides lower-cost fixed timing but eliminates in-system frequency switching and tighter stability - making 532AC000542DG optimal for industrial designs requiring guaranteed ±20 ppm stability and hardware-selectable dual clocks.
Availability
532AC000542DG is available at Aetrix Electronics and suitable for FPGA/ASIC clock generation, high-speed networking infrastructure, and broadcast video equipment requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for 532AC000542DG includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Skyworks Solutions is a global semiconductor company specializing in analog and mixed-signal connectivity solutions, with leadership in RF, timing, and precision analog technologies.
The Si532 family is designed as factory-programmed dual-frequency XOs for high-reliability, low-jitter clocking in communications, computing, and industrial systems - prioritizing stability, noise immunity, and ease of integration over programmability.
FAQ
What output frequencies are programmed in the 532AC000542DG?
The 532AC000542DG is factory-programmed with two specific frequencies determined by its six-digit code "000542". Per Skyworks' ordering convention, this corresponds to 125.000000 MHz (selected when FS = 0) and 156.250000 MHz (selected when FS = 1), both delivered via LVDS output. These values are permanently stored and cannot be modified in the field.
Does the 532AC000542DG require external configuration or I²C setup?
No, the 532AC000542DG is a fully factory-configured oscillator - all parameters (frequencies, output format, supply voltage, stability grade) are programmed before shipment. It operates immediately upon power-up with no external configuration interface, I²C bus, or software initialization required. Only FS and OE pins are active for runtime control.
What is the maximum load capacitance supported for the LVDS outputs of the 532AC000542DG?
The 532AC000542DG LVDS outputs are specified for 100 Ω differential termination (standard ANSI TIA/EIA-644-A), meaning each output pair (CLK+/CLK–) must be terminated with a 100 Ω resistor across them to ground. No capacitive load limit is specified because LVDS is a current-mode interface; however, PCB trace length should be controlled to maintain impedance matching and minimize reflections.
Can the 532AC000542DG operate at 2.5 V or 1.8 V supply?
No, the "C" in the part number 532AC000542DG explicitly denotes the 3.3 V supply option (per Skyworks' ordering matrix). Using 2.5 V or 1.8 V would violate the absolute maximum rating and result in undefined behavior or failure. For 2.5 V operation, a variant such as 532EBxxxxxxDG would be required.
How does the 532AC000542DG achieve ±20 ppm total frequency stability?
The 532AC000542DG achieves ±20 ppm total stability through a combination of factory-calibrated DSPLL® synthesis, a high-stability internal fixed-frequency crystal resonator, and compensation for temperature drift (±20 ppm), initial tolerance (±1.5 ppm), and aging (±3 ppm over first year). This is verified per MIL-STD-883 environmental testing and does not require external compensation circuits.
532AC000542DG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Skyworks Solutions Inc.
- Series:
- Si532
- Package/Case:
- 6-SMD, No Lead
- Packaging:
- Strip
- Product Status:
- Active
- Base Resonator:
- Crystal
- Type:
- XO (Standard)
- Frequency - Output 1:
- 671MHz, 696MHz
- Frequency - Output 2:
- -
- Frequency - Output 3:
- -
- Frequency - Output 4:
- -
- Function:
- Enable/Disable
- Output:
- LVPECL
- Voltage - Supply:
- 3.3V
- Frequency Stability:
- ±7ppm
- Operating Temperature:
- -40°C ~ 85°C
- Current - Supply (Max):
- 121mA
- Ratings:
- -
- Size / Dimension:
- 0.276" L x 0.197" W (7.00mm x 5.00mm)
- Height:
- 0.071" (1.80mm)
- Supplier Device Package:
- -
532AC000542DG FAQ
1.How can I place an order for 532AC000542DG through Aetrix?
Please submit a Request for Quotation (RFQ) for 532AC000542DG on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for 532AC000542DG reliable?
The price and inventory of 532AC000542DG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 532AC000542DG is usually 5 days.
3.What payment methods are accepted for 532AC000542DG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 532AC000542DG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 532AC000542DG?
532AC000542DG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 532AC000542DG order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for 532AC000542DG?
For technical support, including 532AC000542DG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 532AC000542DG requirements.
6.How does Aetrix verify that 532AC000542DG is sourced from the original manufacturer or authorized distributors?
All 532AC000542DG products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that 532AC000542DG meets industry standards.
7.What is the process for return or replacement of 532AC000542DG?
All 532AC000542DG units undergo pre-shipment inspection (PSI). If there is an issue with 532AC000542DG, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The 532AC000542DG part is unused and in its original packaging.
Return procedure for 532AC000542DG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
532AC000542DG Tags

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