LMK04131SQX/NOPB Texas Instruments Integrated Circuit (Quad Flat No-Lead) In Stock
The LMK04131SQX/NOPB is a 1.08 GHz dual-channel clock generator and jitter cleaner from Texas Instruments designed for SDH and SONET telecom applications. It integrates a single PLL function in a 48-pin WFQFN exposed-pad package for compact clock distribution designs. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Quad Flat No-Lead
- Pin Count
- 49
- Lifecycle
- ACTIVE
- Datasheet
- LMK04131SQX/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $8.4400(MOQ 2500)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LMK04131SQX/NOPB?
- 1.08 GHz maximum output frequency with dual-channel output supports high-speed SDH/SONET clock distribution up to OC-48
- Integrated jitter cleaning PLL reduces phase noise and timing jitter for stringent telecom synchronization requirements
- 48-pin WFQFN exposed-pad package enables excellent thermal dissipation and compact layout in high-density line card designs
What is LMK04131SQX/NOPB used for?
The LMK04131SQX/NOPB is purpose-built for SDH and SONET telecom line cards and network equipment where ultra-low jitter clock generation and distribution are critical for reliable high-speed serial data transmission. Its 1.08 GHz dual-output capability suits OC-12 and OC-48 framer and mapper clock networks in central office and edge telecom equipment. The device also applies to high-speed networking switch fabrics and data center interconnect line cards requiring synchronized reference clocks.
What are the specifications of LMK04131SQX/NOPB?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Applications | SDH; SONET |
| JESD-30 Code | S-PQCC-N48 |
| JESD-609 Code | e3 |
| Number of Channels | 2 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC48,.28SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Telecom IC Type | ATM/SONET/SDH SUPPORT CIRCUIT |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the LMK04131SQX/NOPB datasheet?
LMK04131SQX/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LMK04131SQX/NOPB?
Compatible alternatives and drop-in replacements for LMK04131SQX/NOPB:
Frequently Asked Questions
What applications is the LMK04131SQX/NOPB designed for?
The LMK04131SQX/NOPB is specifically designed for SDH and SONET synchronization applications, providing low-jitter clock generation and cleaning for telecom line cards, OC-12/OC-48 framers, and high-speed networking equipment operating up to 1.08 GHz.
How many output channels does the LMK04131SQX/NOPB have?
The LMK04131SQX/NOPB provides 2 clock output channels with a single integrated PLL function, enabling distribution of synchronized low-jitter clocks to multiple components within an SDH/SONET line card or clock distribution tree.
What package does the LMK04131SQX/NOPB use?
The LMK04131SQX/NOPB is packaged in a 48-pin WFQFN (Quad Flat No-Lead with exposed pad) package measuring approximately 7x7 mm, offering low thermal resistance and a compact footprint for high-frequency clock IC placement.
Is the LMK04131SQX/NOPB RoHS compliant?
Yes, the LMK04131SQX/NOPB is fully RoHS compliant and lead-free as indicated by its JESD-609 e3 code and Pb-free designation, making it suitable for use in environmentally regulated telecom and networking equipment worldwide.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 2500+ | $8.4400 | $21100.00 |
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