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Texas Instruments TNETV2665ZWT7
- Part No.:
- TNETV2665ZWT7
- Manufacturer:
- Texas Instruments
- Category:
- DSP (Digital Signal Processors)
- Package:
- 361-LFBGA
- Datasheet:
-
TNETV2665ZWT7.pdf
- Description:
- DAVINCI DIGITAL MEDIA SYSTEM-ON-
- Quantity:
- Payment:
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Product details
Overview
TNETV2665ZWT7 from Texas Instruments is a fixed-point digital signal processor (DSP) based on the C64x+™ architecture, delivering up to 5600 MIPS at 700 MHz with 32 KB L1P program RAM/cache, 80 KB L1D data RAM/cache, and 128 KB unified L2 RAM/cache. It integrates a 32-bit DDR2 SDRAM controller, dual McBSPs, McASP0 with four serializers, EMAC with MDIO, and supports telecom, audio, and industrial real-time signal processing.
For engineers reviewing the TNETV2665ZWT7 datasheet, TNETV2665ZWT7 pinout, TNETV2665ZWT7 application, or TNETV2665ZWT7 equivalent, key selection criteria include its 361-pin ZWT PBGA package, 1.2-V core/1.8-V I/O voltage support, 700-MHz operation, integrated boot ROM, and flexible memory mapping for deterministic real-time DSP workloads.
Technical Context
The TNETV2665ZWT7 implements the C64x+™ VLIW DSP core with eight functional units (six ALUs, two multipliers), 64 × 32-bit general-purpose registers, and VelociTI.2™ instruction set extensions enabling four 16×16-bit MACs/cycle (2800 MMACS) or eight 8×8-bit MACs/cycle (5600 MMACS). Its memory subsystem features configurable L1P/L1D cache modes and unified L2 with programmable allocation between program/data space.
Peripheral integration includes a 10/100-Mb/s IEEE 802.3-compliant EMAC with MII/RMII interfaces and MDIO polling, dual UARTs (one with RTS/CTS), I²C master/slave, PCI 33-MHz master/slave, and three PWM outputs - all accessible via up to 111 multiplexed GPIO pins under JTAG-boundary-scan control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | C64x+™ VLIW DSP with eight functional units, 64 registers, and VelociTI.2™ extensions for high-throughput signal processing. |
| Max Clock Rate | 700 MHz (–7 speed grade), enabling 5600 MIPS peak performance for real-time algorithm execution. |
| L1 Memory | 32 KB L1P (program) + 80 KB L1D (data), both configurable as RAM or cache for latency-critical code/data placement. |
| L2 Memory | 128 KB unified L2 RAM/cache, shared between program and data, supporting flexible partitioning for mixed workloads. |
| DDR2 Interface | 32-bit DDR2 SDRAM controller supporting 333-MHz data rate (DDR2-400), 256-MB address space, 1.8-V I/O. |
| EMIF | Asynchronous 16-bit EMIFA with 128-MB address reach for NOR/NAND flash, SRAM, and peripherals. |
| Peripherals | EMAC + MDIO, dual McBSPs, McASP0 (4 serializers, SPDIF/DIT), 2 UARTs, I²C, PCI 33 MHz, 3 PWM, 2×64-bit timers, watchdog. |
Pinout & Package
Package: 361-pin Pb-free PBGA (ZWT suffix), 16 mm × 16 mm, 0.8-mm ball pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN / MXI | External clock input | Accepts 15–30 MHz reference for PLL multiplication (×14 to ×32) to generate internal 400–700 MHz core clock. |
| CVDD | Core power supply | 1.2 V (±3%) for –7/–6/–5/–4 speed grades; 1.05 V (±3%) supported for –7/–6/–5/–L/–Q5 grades to reduce dynamic power. |
| DVDD | I/O power supply | 1.8 V (±5%) and 3.3 V (±5%) supplies independently routed to DDR2, EMIFA, and peripheral I/O banks. |
| RESETN | Active-low reset input | Synchronous deassertion initiates cold boot sequence using on-chip ROM bootloader; supports multiple boot modes. |
| BOOT[4:0] | Boot configuration inputs | Five-pin strap determines boot source (EMIFA, DDR2, SPI, I²C, or HPI) and bus width during power-up initialization. |
Key Features
| Feature | Design Value |
|---|---|
| Flexible L1/L2 memory mapping | Enables deterministic cache coherency and real-time interrupt latency control by configuring RAM/cache partitions per application phase. |
| EDMA3 controller | 64 independent channels with QDMA support offload CPU from memory-intensive transfers, enabling concurrent processing and I/O. |
| VLYNQ interface | 4-bit transmit/4-bit receive FPGA interconnect enables low-latency, glueless expansion of custom logic without external bus buffers. |
| EMAC with MDIO | Hardware-accelerated Ethernet frame handling and autonomous PHY enumeration eliminate host software overhead in networked DSP systems. |
| Multi-speed PLL architecture | Configurable x14–x32 multiplication with bypass mode allows single-board support of multiple operating frequencies across product variants. |
Applications
| Telecom Baseband Processing | Industrial Motor Control |
|---|---|
Use Scenario: Real-time channel coding, equalization, and modulation/demodulation in wireless infrastructure equipment. IC Role / Device Role / Timing Role: Primary DSP engine executing baseband algorithms with sub-microsecond interrupt response and deterministic memory access. Use Value: 5600 MIPS throughput and dual McBSPs enable simultaneous multi-carrier LTE/WiMAX physical layer processing within thermal envelope. |
Use Scenario: Closed-loop field-oriented control (FOC) of AC induction and PMSM motors in factory automation drives. IC Role / Device Role / Timing Role: Real-time motor control co-processor interfacing with ADCs, PWMs, and position encoders via McASP and GPIO. Use Value: Three dedicated PWM outputs with dead-time insertion and 700-MHz computation deliver <500-ns current loop update intervals. |
| Professional Audio Processing | Embedded Vision Preprocessing |
Use Scenario: Multi-channel audio effects, beamforming, and acoustic echo cancellation in digital mixers and conferencing systems. IC Role / Device Role / Timing Role: Audio signal processor managing McASP0 serializers, SPDIF output, and I²C-controlled codecs. Use Value: Four McASP serializers with TDM/PCM/I2S support and 80 KB L1D RAM enable low-latency 32-channel 96-kHz audio path buffering. |
Use Scenario: Real-time image enhancement, noise reduction, and feature extraction prior to AI inference on host processors. IC Role / Device Role / Timing Role: Vision preprocessing accelerator interfacing with parallel CMOS sensors via EMIFA and DDR2 frame buffers. Use Value: 128 KB L2 RAM and EDMA3 enable full HD (1920×1080@30fps) YUV422 frame buffering and pixel-level filtering without external memory bottleneck. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fixed-point DSP applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TMS320C6422ZWT7 | Lower 500-MHz max clock (4000 MIPS), reduced L1D (64 KB), no EMAC or PCI; same ZWT package and pinout. | Targeted at cost-sensitive audio and telecom edge nodes where Ethernet connectivity and PCI expansion are unnecessary. | Select when system requirements fit within 4000-MIPS throughput and omit EMAC/PCI to reduce BOM cost. |
| TMS320C6455ZWT7 | Higher 1-GHz max clock (8000 MIPS), larger L1P/L1D (64 KB/128 KB), enhanced EMAC with RGMII, additional McASP serializer. | Suited for high-end radar, medical imaging, and multi-standard base stations requiring >5600 MIPS and expanded I/O bandwidth. | Choose when design demands >5600 MIPS, gigabit Ethernet, or higher-resolution sensor interfacing beyond TNETV2665ZWT7 capability. |
Compared with TMS320C6422ZWT7, TNETV2665ZWT7 adds EMAC and PCI while increasing MIPS by 40%; versus TMS320C6455ZWT7, it trades 28% peak performance and extra peripherals for lower power and cost in mid-tier DSP applications.
Availability
TNETV2665ZWT7 is available at Aetrix Electronics and suitable for telecom infrastructure, professional audio equipment, industrial motor drives, and embedded vision preprocessing requiring stable component supply across extended production lifecycles.
Supply support for TNETV2665ZWT7 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 global semiconductor leader specializing in analog, embedded processing, and digital signal processing technologies with over 50 years of innovation in high-performance computing and real-time control.
The TNETV2665ZWT7 belongs to TI's TMS320C6000™ DSP platform, designed specifically for demanding fixed-point signal processing in telecom, audio, and industrial automation where deterministic latency and computational density are critical.
FAQ
What is the maximum operating frequency of the TNETV2665ZWT7?
The TNETV2665ZWT7 operates at up to 700 MHz (–7 speed grade), delivering 5600 million instructions per second (MIPS). This frequency is achieved with a 1.2-V core supply and requires a 15–30 MHz external reference clock fed into the CLKIN/MXI pin, multiplied internally via the configurable PLL. The device also supports 1.05-V core operation at reduced frequencies (e.g., 400 MHz for –L grade).
Does the TNETV2665ZWT7 include on-chip boot ROM?
Yes, the TNETV2665ZWT7 integrates a 64-KB on-chip boot ROM containing a configurable bootloader that supports multiple boot sources - including EMIFA, DDR2 SDRAM, SPI, I²C, and HPI - selected at power-up via the BOOT[4:0] strap pins. This eliminates the need for external boot PROM in most designs and enables secure, repeatable firmware initialization.
Which memory interfaces does the TNETV2665ZWT7 support?
The TNETV2665ZWT7 supports two primary external memory interfaces: a 32-bit DDR2 SDRAM controller (1.8-V I/O, 333-MHz data rate, 256-MB address space) and an asynchronous 16-bit EMIFA (128-MB address reach) for NOR/NAND flash, SRAM, and peripherals. Internally, it provides 32 KB L1P, 80 KB L1D, and 128 KB unified L2 memory with flexible RAM/cache allocation.
Can the TNETV2665ZWT7 be used for Ethernet-connected applications?
Yes, the TNETV2665ZWT7 integrates a fully compliant 10/100-Mb/s Ethernet MAC (EMAC) with MII and RMII interfaces, hardware flow control, QoS support, and a dedicated MDIO module for automatic PHY enumeration. This enables standalone networked DSP applications such as VoIP gateways, remote sensor aggregators, and industrial Ethernet I/O controllers without external MAC chips.
What development tools are supported for the TNETV2665ZWT7?
Texas Instruments provides full toolchain support for the TNETV2665ZWT7, including the C6000 Code Generation Tools (C compiler, assembler, linker), DSP/BIOS real-time kernel, Code Composer Studio™ IDE, and C64x+ Cycle-Accurate Simulator. Hardware debug is enabled via IEEE-1149.1 JTAG boundary scan, and TI offers evaluation modules and reference schematics for rapid prototyping.
TNETV2665ZWT7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- TMS320C642x
- Package/Case:
- 361-LFBGA
- Packaging:
- Tray
- Product Status:
- Active
- Type:
- Fixed Point
- Interface:
- EBI/EMI, HPI, I2C, McASP, McBSP, UART, 10/100 Ethernet MAC
- Clock Rate:
- 700MHz
- Non-Volatile Memory:
- ROM (64kB)
- On-Chip RAM:
- 240kB
- Voltage - I/O:
- 1.8V, 3.3V
- Voltage - Core:
- 1.05V, 1.20V
- Operating Temperature:
- 0°C ~ 90°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 361-NFBGA (16x16)
TNETV2665ZWT7 FAQ
1.How can I place an order for TNETV2665ZWT7 through Aetrix?
Please submit a Request for Quotation (RFQ) for TNETV2665ZWT7 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 TNETV2665ZWT7 reliable?
The price and inventory of TNETV2665ZWT7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TNETV2665ZWT7 is usually 5 days.
3.What payment methods are accepted for TNETV2665ZWT7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TNETV2665ZWT7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TNETV2665ZWT7?
TNETV2665ZWT7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TNETV2665ZWT7 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 TNETV2665ZWT7?
For technical support, including TNETV2665ZWT7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TNETV2665ZWT7 requirements.
6.How does Aetrix verify that TNETV2665ZWT7 is sourced from the original manufacturer or authorized distributors?
All TNETV2665ZWT7 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 TNETV2665ZWT7 meets industry standards.
7.What is the process for return or replacement of TNETV2665ZWT7?
All TNETV2665ZWT7 units undergo pre-shipment inspection (PSI). If there is an issue with TNETV2665ZWT7, 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 TNETV2665ZWT7 part is unused and in its original packaging.
Return procedure for TNETV2665ZWT7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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