My Inquiry
My Account
Texas Instruments TMS320DM648CUT7
- Part No.:
- TMS320DM648CUT7
- Manufacturer:
- Texas Instruments
- Category:
- DSP (Digital Signal Processors)
- Package:
- 529-BFBGA
- Datasheet:
-
TMS320DM648CUT7.pdf
- Description:
- IC DGTL MEDIA PROCESSOR 529FCBGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,150
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
TMS320DM648CUT7 from Texas Instruments is a high-performance fixed-point digital media processor based on the C64x+™ DSP core, operating at up to 1.1 GHz (900 MHz standard for this variant), delivering 8800 MIPS and featuring 512 KB of unified L2 RAM/cache, five configurable video ports, and dual SGMII Gigabit Ethernet interfaces. It serves as the central media processing engine in professional video encoding/decoding systems requiring real-time HD video handling.
For engineers reviewing the TMS320DM648CUT7 datasheet, TMS320DM648CUT7 pinout, TMS320DM648CUT7 application, or TMS320DM648CUT7 equivalent, key selection criteria include its 529-pin nFBGA package, 1.2-V core / 1.8-V DDR2 I/O voltage support, 512 KB L2 memory size, dual SGMII Ethernet capability, and video port compatibility with ITU-BT.656 and SMPTE 274M standards.
Technical Context
The TMS320DM648CUT7 implements an eight-functional-unit C64x+™ VLIW DSP core with six ALUs and two multipliers, enabling four 16×16-bit MACs/cycle (4400 MMACS) or eight 8×8-bit MACs/cycle (8800 MMACS). Its memory architecture includes 32 KB L1P (direct-mapped), 32 KB L1D (2-way set-associative), and 512 KB L2 unified RAM/cache with flexible allocation between program/data space.
Peripheral integration centers on media-specific subsystems: five 16-bit video ports supporting simultaneous capture/display per channel, VCXO-interpolated control (VIC) for audio/video synchronization, a 3-port Ethernet switch with dual SGMII PHY interfaces, and a 32-bit DDR2 SDRAM controller (1.8-V I/O, 512 MB address space) - all coordinated via a switched central resource fabric and EDMA3.0 with 64 independent channels.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | C64x+™ VLIW DSP with eight functional units, 64 × 32-bit registers, and compact 16-bit instruction support |
| Max Clock Rate | 1.1 GHz (0.91 ns cycle time); TMS320DM648CUT7 is rated for 900 MHz operation per device characterization |
| L1 Memory | 32 KB L1P (direct-mapped program cache/RAM) + 32 KB L1D (2-way set-associative data cache/RAM) |
| L2 Memory | 512 KB unified mapped RAM/cache (configurable as memory, cache, or hybrid - double DM647 capacity) |
| Video Ports | Five 16-bit configurable ports (VP0–VP4), each with dual-channel A/B buffers (5120-byte total), glueless interface to encoders/decoders |
| Ethernet Interface | Dual SGMII 1-Gbps ports integrated into 3-port Ethernet switch subsystem with MDIO management |
| DDR2 Controller | 32-bit bus, 1.8-V I/O, 512 MB address space, supports JEDEC-compliant DDR2 SDRAM devices |
| Package & Process | 529-pin nFBGA (ZUT), 19×19 mm, 0.8 mm pitch; 0.09-μm/6-level Cu CMOS process |
Pinout & Package
Package: 529-pin flip-chip plastic BGA (ZUT), 19 mm × 19 mm, 0.8 mm ball pitch, 0.09-μm CMOS process. Thermal pad exposed on underside; requires solder paste stencil design per TI SZZA031.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_CORE | Core power supply | 1.2-V nominal supply for C64x+ CPU and L1/L2 memory arrays; requires low-noise regulation and local decoupling |
| VDD_DDR | DDR2 I/O power | 1.8-V supply dedicated to DDR2 interface pins; must be sequenced after VDD_CORE and isolated from VDD_IO |
| VDD_IO | I/O bank power | 3.3-V supply for EMIFA, McASP, SPI, UART, HPI, GPIO, and PCI; supports mixed-voltage signaling with level-shifting |
| CLKIN1 | Main oscillator input | Differential or single-ended 20–50 MHz reference clock feeding PLL1; determines system base frequency |
| SGMII0_TXP/N | SGMII Port 0 differential transmitter | High-speed serialized 1.25 Gbps output driving external SGMII PHY; requires controlled impedance PCB routing (100 Ω differential) |
| VP0_CLK | Video Port 0 pixel clock input | Asynchronous pixel clock up to 148.5 MHz for CCIR601/BT.656 timing; used to synchronize video capture/display operations |
Key Features
| Feature | Design Value |
|---|---|
| Five Configurable Video Ports | Each supports independent capture/display modes, BT.656/SMPTE 274M compliance, and split 5120-byte A/B buffers - enables multi-channel HD video ingest and output without external FIFOs |
| Dual SGMII Ethernet Interface | Integrated 3-port switch with two 1-Gbps SGMII links eliminates need for external PHYs or switch ICs in IP video transport applications |
| VCXO Interpolated Control (VIC) | Hardware-based sample-rate conversion and phase alignment between asynchronous audio and video clocks - critical for broadcast-grade lip-sync accuracy |
| EDMA3.0 with 64 Channels | Zero-CPU-overhead data movement between peripherals, memory, and L2; supports linked parameter loading for pipelined video processing kernels |
| Flexible L2 Memory Allocation | 512 KB unified space can be partitioned into cache-only, RAM-only, or hybrid zones - allows deterministic latency control for real-time video buffers and code execution |
| DDR2 + EMIFA Dual-Memory Architecture | Simultaneous high-bandwidth (DDR2) and low-latency (EMIFA SRAM/Flash) access - supports frame buffering in DDR2 while booting/executing from parallel NOR flash |
Applications
| Professional Video Encoder | Broadcast Video Router |
|---|---|
Use Scenario: Real-time encoding of multiple HD-SDI inputs (1080i/p) into H.264 streams for IPTV distribution. IC Role / Device Role / Timing Role: Primary media processor executing encoder firmware, managing video port DMA, synchronizing audio/video via VIC, and packetizing streams over SGMII. Use Value: 512 KB L2 enables full-frame line buffers for motion estimation; dual SGMII provides redundant 1-Gbps output paths for failover streaming. |
Use Scenario: Frame-accurate switching of uncompressed HD-SDI signals across 16×16 routing matrix using embedded processing. IC Role / Device Role / Timing Role: Central timing and control unit coordinating video port capture, buffer management, crosspoint arbitration, and genlock synchronization via VIC. Use Value: Five video ports allow concurrent monitoring of input/output signals; 900 MHz C64x+ core executes routing logic with sub-frame latency. |
| Digital Signage Media Player | Medical Imaging Capture System |
Use Scenario: Playback of 4K UHD video assets from SSD storage with overlay graphics and HDMI output. IC Role / Device Role / Timing Role: Video decode accelerator and display controller interfacing to DDR2 frame buffers, HDMI transmitter (via video port), and SPI flash for firmware. Use Value: L1D/L1P caches reduce instruction/data fetch stalls during high-bitrate decode; EMIFA supports direct NAND flash boot and asset storage. |
Use Scenario: Acquisition and preprocessing of DICOM-compliant ultrasound or endoscopy video streams at 30 fps with real-time noise reduction. IC Role / Device Role / Timing Role: Real-time image processor performing beamforming, filtering, and compression before storage or network transmission. Use Value: 8800 MMACS throughput enables adaptive FIR filtering per scan line; five video ports support multi-sensor input (e.g., RGB + depth + metadata). |
Equivalent & Alternatives
The following parts are listed as comparable options for similar digital media processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TMS320DM647CUT7 | 256 KB L2 RAM, single SGMII port, identical pinout and core architecture | Limited to single-stream HD encoding or lower-channel-count video routers | Select when dual SGMII and 512 KB L2 are not required; lower cost and power consumption |
| TMS320DM8168ACYP | ARM Cortex-A8 + C674x DSP dual-core, 1 GB DDR3, SATA, PCIe, but no SGMII or VIC | Better for Linux-based multimedia gateways with OS-driven I/O, weaker real-time video sync | Choose for heterogeneous compute (ARM + DSP) and peripheral expansion; not drop-in compatible |
Compared with TMS320DM647CUT7, the TMS320DM648CUT7 adds 256 KB L2 and a second SGMII port - enabling dual-link video transport and larger algorithm working sets. Versus TMS320DM8168ACYP, it offers superior deterministic video timing via VIC and SGMII but lacks ARM software stack support and modern peripherals like PCIe.
Availability
TMS320DM648CUT7 is available at Aetrix Electronics and suitable for professional video encoder, broadcast router, digital signage player, and medical imaging capture systems requiring stable component supply and long-term industrial lifecycle support.
Supply support for TMS320DM648CUT7 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 company headquartered in Dallas, Texas, specializing in analog, embedded processing, and digital signal processing technologies for industrial, automotive, and communications markets.
The TMS320DM648CUT7 belongs to TI's C6000™ digital signal processor platform, designed specifically for high-throughput, low-latency digital video and imaging applications demanding real-time deterministic processing.
FAQ
What is the maximum operating frequency of the TMS320DM648CUT7?
The TMS320DM648CUT7 is characterized for operation up to 900 MHz (1.11 ns cycle time), consistent with its -900 speed grade designation. While the broader DM648 family supports 1.1 GHz variants, the CUT7 suffix denotes the 900 MHz qualified version. This frequency enables 8000 MIPS performance and supports real-time processing of dual HD video streams within thermal and power constraints.
Does the TMS320DM648CUT7 support DDR2 memory, and what are the interface requirements?
Yes, the TMS320DM648CUT7 integrates a 32-bit DDR2 SDRAM controller with 1.8-V I/O, supporting up to 512 MB address space. It requires JEDEC-compliant DDR2 devices, matched trace lengths for DQ/DQS groups, and strict termination (VTT = VDD_DDR/2). The controller supports programmable read/write delays, auto-precharge, and self-refresh - essential for sustained video frame buffering.
How many video ports does the TMS320DM648CUT7 have, and what standards do they support?
The TMS320DM648CUT7 includes five fully configurable 16-bit video ports (VP0–VP4), each capable of independent capture or display operation. They support ITU-R BT.656, BT.1120, SMPTE 125M/260M/274M/296M, and CCIR601 standards - enabling glueless connection to common video encoders, decoders, and serializers in broadcast and medical imaging equipment.
What is the role of the VCXO Interpolated Control (VIC) port in the TMS320DM648CUT7?
The VIC port in the TMS320DM648CUT7 provides hardware-assisted audio/video synchronization by interpolating between asynchronous clock domains - such as video pixel clock and audio sample clock. It enables sample-rate conversion and phase alignment with sub-sample accuracy, ensuring broadcast-grade lip-sync in professional video encoders and playout systems.
Is the TMS320DM648CUT7 pin-compatible with other DM648 variants like the -720 or -1100 speed grades?
Yes, all TMS320DM648 speed grades including TMS320DM648CUT7 share identical 529-pin nFBGA (ZUT) packaging, pin assignment, and electrical interface definitions. Differences are limited to internal timing characterization and guaranteed maximum frequency - allowing board reuse across speed grades with appropriate clock and power delivery tuning.
TMS320DM648CUT7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- TMS320DM64x, DaVinci™
- Package/Case:
- 529-BFBGA
- Packaging:
- Tray
- Product Status:
- Not For New Designs
- Type:
- Fixed Point
- Interface:
- Host Interface, I2C, McASP, PCI, SPI, UART
- Clock Rate:
- 720MHz
- Non-Volatile Memory:
- ROM (64kB)
- On-Chip RAM:
- 576kB
- Voltage - I/O:
- 1.8V, 3.3V
- Voltage - Core:
- 1.20V
- Operating Temperature:
- 0°C ~ 90°C (TC)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 529-FCBGA (19x19)
TMS320DM648CUT7 FAQ
1.How can I place an order for TMS320DM648CUT7 through Aetrix?
Please submit a Request for Quotation (RFQ) for TMS320DM648CUT7 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 TMS320DM648CUT7 reliable?
The price and inventory of TMS320DM648CUT7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TMS320DM648CUT7 is usually 5 days.
3.What payment methods are accepted for TMS320DM648CUT7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TMS320DM648CUT7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TMS320DM648CUT7?
TMS320DM648CUT7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TMS320DM648CUT7 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 TMS320DM648CUT7?
For technical support, including TMS320DM648CUT7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TMS320DM648CUT7 requirements.
6.How does Aetrix verify that TMS320DM648CUT7 is sourced from the original manufacturer or authorized distributors?
All TMS320DM648CUT7 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 TMS320DM648CUT7 meets industry standards.
7.What is the process for return or replacement of TMS320DM648CUT7?
All TMS320DM648CUT7 units undergo pre-shipment inspection (PSI). If there is an issue with TMS320DM648CUT7, 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 TMS320DM648CUT7 part is unused and in its original packaging.
Return procedure for TMS320DM648CUT7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TMS320DM648CUT7 Tags
-
TMS320C5535AZAY10
Texas Instruments
-
TMS320VC5501PGF300
Texas Instruments
-
ADSP-BF592KCPZ
Analog Devices Inc.
-
ADAU1463WBCPZ150
Analog Devices Inc.
-
TMS320VC5402PGE100
Texas Instruments
-
ADAU1701JSTZ-RL
Analog Devices Inc.
-
ADAU1701JSTZ
Analog Devices Inc.
-
TMS320VC5502PGF300
Texas Instruments
-
ADAU1462WBCPZ300RL
Analog Devices Inc.
-
ADAU1452KCPZRL
Analog Devices Inc.
-
ADAU1452WBCPZ-RL
Analog Devices Inc.
-
TMS320C6747DZKB3
Texas Instruments
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
