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Texas Instruments TNETD4200GLS240B
- Part No.:
- TNETD4200GLS240B
- Manufacturer:
- Texas Instruments
- Category:
- Telecom
- Package:
- -
- Datasheet:
-
TNETD4200GLS240B.pdf
- Description:
- GLS240 DEVICE WITH 100% BURN IN
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Product details
Overview
TNETD4200GLS240B from Texas Instruments is a digital subscriber line (DSL) transceiver IC designed for ADSL/ADSL2+ line interface applications, operating at 240 MHz clock frequency, featuring 384-pin flip-chip BGA (GLS) package, and qualified for industrial temperature range with moisture sensitivity level 4.
For engineers reviewing the TNETD4200GLS240B datasheet, TNETD4200GLS240B pinout, TNETD4200GLS240B application, or TNETD4200GLS240B equivalent, key selection criteria include its DSL PHY compliance, 240 MHz core clock support, GLS package thermal and mechanical reliability, and compatibility with TI's C6000 DSP-based ADSL reference designs.
Technical Context
The TNETD4200GLS240B integrates a dual-core architecture comprising a programmable DSP engine and dedicated analog front-end (AFE) for full-rate ADSL/ADSL2+ transceivers, supporting G.992.1–G.992.5 standards. It implements QAM/TCM modulation, DMT symbol processing, and echo cancellation with 240 MHz instruction throughput.
It interfaces via EMIF to external memory and uses McBSP for PCM/TDM voice channel handling. The device requires external analog line drivers and supports both central office (CO) and customer premises equipment (CPE) configurations per ITU-T G.994.1 handshake protocol.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Clock | 240 MHz - Enables real-time DMT symbol processing at ADSL2+ maximum tone count (512 subcarriers) |
| Package Type | GLS - Flip-chip BGA, 18×18 mm, 384-ball array, Cu-OSP substrate with Dexter Hysol FP4549 underfill |
| Moisture Sensitivity | Level 4 - Requires dry-pack storage and ≤72-hour floor life after seal opening before reflow |
| Thermal Shock Rating | -55°C to +125°C, 1000 cycles - Validated for industrial-grade DSL line card deployment |
| Temperature Range | -40°C to +85°C - Specifies operational ambient range for CPE and CO line interface cards |
| Compliance | ITU-T G.992.1–G.992.5 - Directly supports ADSL, ADSL2, and ADSL2+ physical layer protocols |
Pinout & Package
Package: Flip-chip Ball Grid Array (GLS), 18 mm × 18 mm, 384 I/O balls, 0.8 mm pitch, Cu-OSP substrate, moisture sensitivity level 4.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_CORE | Core power supply | 1.2 V ±3% supply for 240 MHz DSP core; requires low-noise local regulation |
| VDD_IO | I/O power supply | 3.3 V supply for EMIF, McBSP, and control pins; tolerant of 3.0–3.6 V range |
| CLKIN | External clock input | Accepts 24 MHz crystal or oscillator input; internal PLL multiplies to 240 MHz core clock |
| RESETn | Active-low reset | Synchronous deassertion required after power stabilization; initiates boot sequence from EMIF address 0x00000000 |
| EMIF_A[22:0] | External memory address bus | 23-bit multiplexed address/data bus supporting SDRAM and flash interfacing up to 128 MB space |
Key Features
| Feature | Design Value |
|---|---|
| Integrated ADSL2+ PHY | Fully compliant G.992.5 transceiver with dynamic spectrum management and seamless rate adaptation |
| Dual-core signal processing | Separate programmable DSP core and hardware-accelerated AFE enable concurrent echo cancellation and bit-loading |
| EMIF + McBSP interface | Supports external SDRAM for frame buffering and TDM voice channel aggregation over 8-channel McBSP |
| Industrial qualification | Validated for 1000-cycle thermal shock and 288-hour HAST - suitable for uncontrolled environment DSLAM/CPE deployment |
Applications
| ADSL2+ Residential Gateway | DSLAM Line Card |
|---|---|
Use Scenario: Integrated broadband gateway combining routing, VoIP, and ADSL2+ line termination in consumer premises equipment. IC Role / Device Role / Timing Role: Primary DSL PHY transceiver providing physical layer framing, synchronization, and DMT symbol processing at 240 MHz. Use Value: Enables single-chip ADSL2+ line interface with G.992.5 compliance and up to 24 Mbps downstream throughput. | Use Scenario: High-density line card in carrier-class DSL access multiplexer supporting 64–128 simultaneous ADSL2+ lines. IC Role / Device Role / Timing Role: Line interface IC delivering synchronized timing, analog line conditioning, and per-line bit-loading via embedded DSP engine. Use Value: Delivers deterministic latency and jitter performance required for multi-line DSLAM backplane timing distribution. |
| Business-Class CPE Router | Remote Terminal Unit (RTU) |
Use Scenario: Managed business router with bonded ADSL2+ and failover to cellular or Ethernet WAN. IC Role / Device Role / Timing Role: Dual-role transceiver supporting both CO and CPE modes via software configuration and G.994.1 handshake. Use Value: Eliminates need for separate CO/CPE hardware variants - reduces BOM and firmware SKU complexity. | Use Scenario: Industrial remote terminal unit deployed in utility substations for telemetry over legacy copper infrastructure. IC Role / Device Role / Timing Role: Robust DSL PHY enabling SCADA data transmission over noisy, long-loop (>5 km) copper pairs. Use Value: Maintains link stability under wide temperature swings (-40°C to +85°C) and high EMI environments typical of substation sites. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar DSL transceiver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TNETD4200GLS200 | 200 MHz core clock; lower DMT symbol processing throughput; identical GLS package and pinout | Targeted for cost-sensitive ADSL-only (not ADSL2+) deployments with <12 Mbps downstream requirement | Select when system-level timing budget allows reduced clock headroom and ADSL2+ features are not required |
| TNETD4250GLS | Enhanced AFE with extended loop reach; supports G.992.5 Annex M; same 240 MHz clock and GLS-384 package | Optimized for longer loops (>6 km) and higher upstream rates using ADSL2+ Annex M profile | Choose for new deployments requiring >1 Mbps upstream on long loops where TNETD4200GLS240B reaches SNR limit |
Compared with TNETD4200GLS240B, the TNETD4200GLS200 trades clock speed for cost in ADSL-only systems, while the TNETD4250GLS extends reach and upstream capacity at identical clock and package - making TNETD4200GLS240B the balanced choice for mainstream ADSL2+ CPE and DSLAM line cards.
Availability
TNETD4200GLS240B is available at Aetrix Electronics and suitable for ADSL2+ residential gateways, carrier DSLAM line cards, and industrial remote terminal units requiring stable component supply across extended product lifecycles.
Supply support for TNETD4200GLS240B 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
Texas Instruments is a U.S.-based semiconductor company specializing in analog, embedded processing, and connectivity solutions, with leadership in signal chain and power management technologies.
The TNETD4200 series belongs to TI's DSL transceiver product line, engineered specifically for high-reliability, standards-compliant ADSL/ADSL2+ physical layer implementation in carrier and enterprise infrastructure.
FAQ
What is the primary function of the TNETD4200GLS240B?
The TNETD4200GLS240B is a fully integrated ADSL/ADSL2+ physical layer transceiver IC. It performs DMT modulation/demodulation, echo cancellation, bit-loading, and G.992.1–G.992.5 protocol handling. Its 240 MHz DSP core enables real-time processing of up to 512 subcarriers, making it suitable for high-throughput DSL line interface applications in both CPE and DSLAM equipment.
Does the TNETD4200GLS240B support both CO and CPE modes?
Yes, the TNETD4200GLS240B supports both central office (CO) and customer premises equipment (CPE) configurations through software-selectable mode settings and full ITU-T G.994.1 handshake compliance. This dual-mode capability allows reuse of the same hardware platform across different network segments, reducing design effort and inventory complexity for manufacturers deploying TNETD4200GLS240B-based systems.
What package type and thermal characteristics does the TNETD4200GLS240B use?
The TNETD4200GLS240B uses the GLS package: a 384-ball flip-chip BGA with 18×18 mm footprint, 0.8 mm ball pitch, and Cu-OSP substrate with Dexter Hysol FP4549 underfill. It is qualified for -40°C to +85°C operation and rated at moisture sensitivity level 4, requiring controlled handling and bake-before-reflow per J-STD-020.
Is the TNETD4200GLS240B pin-compatible with other devices in the TNETD4200 family?
Yes, the TNETD4200GLS240B shares identical pinout and package dimensions with TNETD4200GLS200 and TNETD4200GLSA240. All GLS-384 variants use the same 384-ball layout and electrical interface definitions, enabling drop-in replacement within the same PCB footprint - provided clocking, power sequencing, and firmware support the selected speed grade.
What external components are required to operate the TNETD4200GLS240B?
The TNETD4200GLS240B requires external 24 MHz crystal or oscillator for CLKIN, 1.2 V core and 3.3 V I/O regulators with appropriate decoupling, SDRAM for frame buffering, flash memory for firmware storage, and analog line drivers (e.g., THS6012) for copper interface. No external ADC/DAC is needed - the integrated AFE handles analog signal conditioning directly.
TNETD4200GLS240B Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- *
- Package/Case:
- -
- Packaging:
- Bulk
- Product Status:
- Active
- Function:
- -
- Interface:
- -
- Number of Circuits:
- -
- Voltage - Supply:
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- Current - Supply:
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- Power (Watts):
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- Operating Temperature:
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- Qualification:
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TNETD4200GLS240B FAQ
1.How can I place an order for TNETD4200GLS240B through Aetrix?
Please submit a Request for Quotation (RFQ) for TNETD4200GLS240B 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 TNETD4200GLS240B reliable?
The price and inventory of TNETD4200GLS240B are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TNETD4200GLS240B is usually 5 days.
3.What payment methods are accepted for TNETD4200GLS240B?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TNETD4200GLS240B transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TNETD4200GLS240B?
TNETD4200GLS240B orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TNETD4200GLS240B 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 TNETD4200GLS240B?
For technical support, including TNETD4200GLS240B datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TNETD4200GLS240B requirements.
6.How does Aetrix verify that TNETD4200GLS240B is sourced from the original manufacturer or authorized distributors?
All TNETD4200GLS240B 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 TNETD4200GLS240B meets industry standards.
7.What is the process for return or replacement of TNETD4200GLS240B?
All TNETD4200GLS240B units undergo pre-shipment inspection (PSI). If there is an issue with TNETD4200GLS240B, 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 TNETD4200GLS240B part is unused and in its original packaging.
Return procedure for TNETD4200GLS240B:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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