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Texas Instruments TNETV2665FIBZWTA6
- Part No.:
- TNETV2665FIBZWTA6
- Manufacturer:
- Texas Instruments
- Category:
- DSP (Digital Signal Processors)
- Package:
- 361-LFBGA
- Datasheet:
-
TNETV2665FIBZWTA6.pdf
- Description:
- DAVINCI DIGITAL MEDIA SYSTEM-ON-
- Quantity:
- Payment:
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Product details
Overview
TNETV2665FIBZWTA6 from Texas Instruments is a fixed-point digital signal processor (DSP) based on the C64x+™ VLIW 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 10/100-Mb/s Ethernet MAC, dual McBSPs, McASP0 with four serializers, and a 32-bit 33-MHz PCI interface - deployed in telecom infrastructure, industrial motor control, and audio processing systems.
For engineers reviewing the TNETV2665FIBZWTA6 datasheet, TNETV2665FIBZWTA6 pinout, TNETV2665FIBZWTA6 application, or TNETV2665FIBZWTA6 equivalent, key selection considerations include DDR2 SDRAM controller support (32-bit, 1.8-V I/O), flexible power domains (1.05-V core / 1.8-V/3.3-V I/O), and verified compatibility with TI's C64x+ software ecosystem including Code Generation Tools and DSP/BIOS.
Technical Context
The TNETV2665FIBZWTA6 implements the C64x+™ 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 mapping with EDMA3 controller support for 64 independent channels.
Peripheral integration includes IEEE 802.3-compliant EMAC with MII/RMII interfaces and MDIO polling, dual UARTs (one with RTS/CTS), I²C master/slave, three PWM outputs, and a 16-bit HPI - all multiplexed across 111 GPIO pins. Clocking uses a programmable PLL supporting x14–x32 multiplication of 15–30 MHz reference inputs, with separate CVDD and I/O voltage domains.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | C64x+™ VLIW DSP with eight functional units, 64 × 32-bit registers, and VelociTI.2™ extensions - enables parallel execution of up to eight 32-bit instructions per cycle. |
| Max Clock Rate | 700 MHz (CVDD = 1.2 V) or 560 MHz (CVDD = 1.05 V) - determines real-time throughput ceiling for algorithm execution in latency-critical applications. |
| L1 Memory | 32 KB L1P (program) + 80 KB L1D (data), both configurable as RAM or cache - supports low-latency instruction fetch and data access with flexible allocation. |
| L2 Memory | 128 KB unified mapped RAM/cache - provides shared program/data space with configurable cache policies for deterministic memory bandwidth. |
| EMIF Support | 32-bit DDR2 SDRAM controller (1.8-V I/O, up to 333-MHz data rate) + 16-bit asynchronous EMIFA (up to 128 MB address space) - enables high-bandwidth external memory expansion with glueless interfacing. |
| Peripherals | 10/100-Mb/s EMAC + MDIO, dual McBSPs, McASP0 (4 serializers, SPDIF/DIT mode), 2 UARTs, I²C, 3 PWM, 16-bit HPI, 32-bit PCI - delivers full-featured connectivity for embedded signal processing systems. |
| Package | 361-pin Pb-free PBGA (ZWT suffix), 0.8-mm ball pitch, 16 × 16 mm footprint - compatible with standard BGA reflow profiles and automated assembly processes. |
Pinout & Package
Package: 361-pin Pb-free plastic ball grid array (PBGA), ZWT suffix, 0.8-mm ball pitch, 16 × 16 mm body size, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN / MXI | Primary clock input | Accepts 15–30 MHz crystal or oscillator reference for PLL multiplication; bypass mode enables direct core clocking. |
| CVDD | Core supply voltage | 1.05 V (for ≤560 MHz) or 1.2 V (for ≤700 MHz); requires low-noise regulation and local decoupling. |
| DVDD_18 / DVDD_33 | I/O supply rails | 1.8-V and 3.3-V domains power respective I/O banks; mixed-voltage operation enables interface flexibility with legacy and modern peripherals. |
| DDR2_DQ[31:0] | DDR2 data bus | 32-bit bidirectional data path for DDR2-400 SDRAM; timing-critical signals requiring controlled impedance and length-matched routing. |
| EMAC_MDIO / EMAC_MDC | PHY management interface | Provides serial communication to up to 32 IEEE 802.3-compliant PHY devices via MDIO/MDC protocol for auto-negotiation and status monitoring. |
| HPI_HD[15:0] | Host-port data bus | 16-bit parallel interface for host processor access to internal memory and registers; supports burst transfers and DMA handshaking. |
Key Features
| Feature | Design Value |
|---|---|
| EDMA3 Controller | 64 independent channels with QDMA support - enables zero-CPU-overhead data movement between peripherals, memory, and L2/L1 buffers. |
| McASP0 Audio Interface | Four fully independent serializers supporting I²S, TDM, AC97, and SPDIF/DIT modes - eliminates need for external audio codecs in multi-channel voice/audio systems. |
| PCI Interface | 32-bit, 33-MHz master/slave peripheral component interconnect - allows direct connection to x86 hosts or FPGA-based co-processors without bridge logic. |
| Bootloader | On-chip ROM bootloader supporting NAND/NOR flash, EMIF, UART, and HPI boot modes - simplifies firmware update and field recovery without external programming hardware. |
| Power Management | Multiple low-power states (IDLE, STANDBY, DEEPSLEEP) with individual peripheral clock gating - reduces active power to sub-100 mW in idle while retaining register context. |
Applications
| Telecom Baseband Processing | Industrial Motor Control |
|---|---|
Use Scenario: Real-time baseband modulation/demodulation in wireless access points and small-cell BTS. IC Role / Device Role / Timing Role: Primary DSP executing FFT, channel estimation, and OFDM symbol processing with deterministic sub-100-ns interrupt latency. Use Value: 5600 MIPS peak performance and dedicated EDMA3 channels enable concurrent multi-carrier LTE/WiMAX processing without external accelerators. |
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase PMSM/BLDC motors in factory automation drives. IC Role / Device Role / Timing Role: Real-time servo controller running PWM generation, current sensing, and position loop at 20-kHz update rate. Use Value: Three hardware PWM outputs with dead-time insertion and synchronized ADC triggers eliminate external timer ICs and reduce BOM cost. |
| Professional Audio Mixing | Networked Industrial I/O |
Use Scenario: Low-latency digital mixing console with 64-channel I/O, effects processing, and AES67 streaming. IC Role / Device Role / Timing Role: Central audio processor handling sample-rate conversion, FIR filtering, and McASP0 serializer management. Use Value: McASP0's four serializers support simultaneous I²S (mic preamps), TDM (line inputs), SPDIF (monitor outputs), and DIT (AES67 transport) - no external audio switches required. |
Use Scenario: EtherNet/IP or PROFINET remote I/O module with integrated diagnostics and secure firmware updates. IC Role / Device Role / Timing Role: Network edge controller managing EMAC packet processing, GPIO-based discrete I/O, and watchdog-monitored safety logic. Use Value: Integrated EMAC + MDIO + 111 GPIO pins enable full industrial protocol stack implementation with hardware-accelerated CRC and timestamping. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fixed-point DSP applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TMS320C6422ZWT | Same C64x+ core, 500-MHz max clock, 256 KB L2 RAM, no EMAC or PCI - lower cost, reduced peripheral set. | Suitable for cost-sensitive audio or imaging applications where Ethernet and PCI are unnecessary. | Select when system-level bandwidth requirements are ≤4000 MIPS and network connectivity is handled externally. |
| TMS320C6455ZTZ | Higher-performance C64x+ variant: 1 GHz clock, 2 MB L2, dual EMAC, SRIO interface - larger package (698-pin BGA), higher power. | Targeted at high-end radar, medical imaging, and multi-channel communications requiring >7000 MIPS and deterministic inter-processor links. | Choose only if TNETV2665FIBZWTA6's 700-MHz/128-KB-L2 limit is exceeded and PCB redesign is acceptable. |
Compared with TMS320C6422ZWT, TNETV2665FIBZWTA6 adds integrated EMAC and PCI for direct network/host connectivity; versus TMS320C6455ZTZ, it trades raw performance and memory for smaller footprint and lower power - making it optimal for space-constrained, mid-tier embedded DSP designs.
Availability
TNETV2665FIBZWTA6 is available at Aetrix Electronics and suitable for telecom infrastructure, industrial motor control, and professional audio equipment requiring stable component supply across multi-year production cycles.
Supply support for TNETV2665FIBZWTA6 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 connectivity technologies, with over 50 years of innovation in DSP and microcontroller architectures.
The TNETV2665FIBZWTA6 belongs to TI's C6000™ DSP platform, designed specifically for high-throughput, low-latency signal processing in real-time embedded systems - emphasizing code compatibility, peripheral integration, and toolchain maturity.
FAQ
What is the maximum operating frequency of the TNETV2665FIBZWTA6?
The TNETV2665FIBZWTA6 operates at up to 700 MHz when powered with 1.2-V CVDD, or up to 560 MHz at 1.05-V CVDD. These frequencies are validated per TI's SPRS347D datasheet and correspond to instruction cycle times of 1.43 ns and 1.79 ns respectively. The device's PLL supports multiplication factors from x14 to x32 of a 15–30 MHz reference clock, and the TNETV2665FIBZWTA6 must be configured with appropriate voltage scaling and thermal management to sustain rated performance.
Does the TNETV2665FIBZWTA6 support DDR2 memory interfacing?
Yes, the TNETV2665FIBZWTA6 integrates a dedicated 32-bit DDR2 SDRAM memory controller supporting data rates up to 333 MHz (DDR2-400), with 1.8-V I/O compliance and full JEDEC timing adherence. It manages command/address strobing, read/write leveling, and refresh autonomously, and the TNETV2665FIBZWTA6 datasheet specifies layout guidelines including length matching, termination, and power integrity for reliable 400-MT/s operation.
What boot options are available for the TNETV2665FIBZWTA6?
The TNETV2665FIBZWTA6 includes an on-chip ROM bootloader supporting multiple boot modes: NAND flash (8-/16-bit), NOR flash (8-/16-bit), asynchronous EMIF, UART, and HPI. Boot configuration is determined by strapping pins at reset, and the TNETV2665FIBZWTA6 bootloader validates image checksums, copies code to L2 RAM, and transfers control to user application - enabling field-upgradable firmware without external programming hardware.
How many general-purpose timers does the TNETV2665FIBZWTA6 include?
The TNETV2665FIBZWTA6 integrates two 64-bit general-purpose timers, each configurable as either a single 64-bit timer or two independent 32-bit timers - providing four total 32-bit timer instances. Additionally, it includes one 64-bit watchdog timer with windowed timeout detection. All timers support capture, compare, and PWM output modes, and their registers are memory-mapped for direct access by the C64x+ CPU or EDMA3 controller.
Is the TNETV2665FIBZWTA6 pin-compatible with other C642x-series devices?
No, the TNETV2665FIBZWTA6 is not pin-compatible with other C642x-series variants such as the C6422 or C6426. While all share the ZWT 361-pin PBGA package, pin functions differ significantly due to peripheral enablement - for example, EMAC, PCI, and McASP0 signals occupy unique ball locations not present on lower-feature derivatives. Migration requires PCB redesign and signal validation per the TNETV2665FIBZWTA6-specific pin assignment table.
TNETV2665FIBZWTA6 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:
- 600MHz
- Non-Volatile Memory:
- ROM (64kB)
- On-Chip RAM:
- 240kB
- Voltage - I/O:
- 1.8V, 3.3V
- Voltage - Core:
- 1.05V, 1.20V
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 361-NFBGA (16x16)
TNETV2665FIBZWTA6 FAQ
1.How can I place an order for TNETV2665FIBZWTA6 through Aetrix?
Please submit a Request for Quotation (RFQ) for TNETV2665FIBZWTA6 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 TNETV2665FIBZWTA6 reliable?
The price and inventory of TNETV2665FIBZWTA6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TNETV2665FIBZWTA6 is usually 5 days.
3.What payment methods are accepted for TNETV2665FIBZWTA6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TNETV2665FIBZWTA6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TNETV2665FIBZWTA6?
TNETV2665FIBZWTA6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TNETV2665FIBZWTA6 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 TNETV2665FIBZWTA6?
For technical support, including TNETV2665FIBZWTA6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TNETV2665FIBZWTA6 requirements.
6.How does Aetrix verify that TNETV2665FIBZWTA6 is sourced from the original manufacturer or authorized distributors?
All TNETV2665FIBZWTA6 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 TNETV2665FIBZWTA6 meets industry standards.
7.What is the process for return or replacement of TNETV2665FIBZWTA6?
All TNETV2665FIBZWTA6 units undergo pre-shipment inspection (PSI). If there is an issue with TNETV2665FIBZWTA6, 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 TNETV2665FIBZWTA6 part is unused and in its original packaging.
Return procedure for TNETV2665FIBZWTA6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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