TMS320DM6446BZWT8 Texas Instruments Integrated Circuit (BGA) In Stock
TMS320DM6446BZWT8 is a Texas Instruments DaVinci digital media system-on-chip integrating a 32-bit ARM926EJ-S application processor and a TMS320C64x+ DSP core for video encode and decode. It features a 48-bit external data bus, I2C, SPI, UART, and USB interfaces in a 361-ball BGA package. Available worldwide from stock with global shipping.
- Manufacturer
- Texas Instruments
- Package
- BGA
- Pin Count
- 361
- Lifecycle
- ACTIVE
- Datasheet
- TMS320DM6446BZWT8 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $48.8100(MOQ 4)
- Temp Range
- ?°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-core architecture combining ARM926EJ-S applications processor and TMS320C64x+ DSP enables concurrent audio/video decode and system management without an external DSP chip
- 48-bit external data bus with I2C, SPI, UART, and USB on-chip peripherals reduces external component count, simplifying designs for IP cameras, digital video recorders, and portable media players
- 361-ball BGA package (19 mm x 19 mm, 0.8 mm pitch) packs a full digital media SoC into a compact footprint suitable for consumer electronics and embedded vision systems
Applications
TMS320DM6446BZWT8 is the core processor in standalone IP network cameras and digital video recorder systems, where its DSP core handles H.264 or MPEG-4 video compression at D1 resolution while the ARM core manages the Linux OS, network stack, and user interface. It is also used in digital set-top boxes and portable media players where hardware-accelerated video decode offloads the application processor to achieve smooth 30 fps playback with low power draw. Industrial machine vision systems benefit from its dual-core flexibility by running real-time image processing algorithms on the DSP while the ARM core handles communication protocols and system supervision.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Bit Size | 32 |
| Bus Compatibility | I2C; SPI; UART; USB |
| External Data Bus Width | 48 |
| Format | FIXED POINT |
| JESD-30 Code | S-PBGA-B361 |
| JESD-609 Code | e1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA361,19X19,32 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (words) | 16384 |
| Supply Voltage-Max | 1.26V |
| Supply Voltage-Min | 1.14V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | OTHER |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | BALL |
| Terminal Pitch | 0.8mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | Digital Media SoC |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.75 |
| Country of Origin | Philippines |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What processor cores are inside TMS320DM6446BZWT8 and how do they divide tasks in a video application?
TMS320DM6446BZWT8 integrates an ARM926EJ-S running at up to 297 MHz for general-purpose operating system and application management, paired with a TMS320C64x+ DSP core clocked at up to 594 MHz for signal processing-intensive tasks such as H.264 video encode and decode at D1 (720 x 480) or CIF resolutions. The two cores communicate through shared memory and mailboxes, allowing real-time video codec tasks on the DSP while Linux and network stacks run concurrently on the ARM core.
Which communication interfaces does TMS320DM6446BZWT8 support on-chip, and how does this reduce external component count?
TMS320DM6446BZWT8 integrates I2C, SPI, UART, and USB 2.0 full-speed interfaces on-chip, along with a 48-bit external memory bus and video capture/display ports. This eliminates the need for external UART bridges, USB controllers, and separate video capture chips in typical IP camera or DVR designs, cutting BOM cost by several components and reducing PCB routing complexity on a board that already carries DDR SDRAM, Flash, and Ethernet PHY.
How does the 361-ball BGA package of TMS320DM6446BZWT8 influence PCB design and soldering process choices?
The 361-ball S-PBGA-B361 package uses a 19 mm x 19 mm body with a 0.8 mm ball pitch, requiring a minimum of 6 PCB layers to route the dense ball array and decouple the power planes. Reflow soldering with a controlled lead-free profile is mandatory, and X-ray inspection is recommended for production quality assurance. The plastic/epoxy BGA body keeps warpage within specification over the reflow temperature range, but designers should follow TI's layout guidelines for via-in-pad and anti-pad dimensions to achieve reliable solder joints at volume.
For an IP camera design using TMS320DM6446BZWT8, what video resolution and codec performance can be expected?
With the TMS320C64x+ DSP at 594 MHz, TMS320DM6446BZWT8 can encode and decode H.264 Baseline Profile video at D1 resolution (720 x 480 or 720 x 576) at 30 frames per second in real time. For lower-resolution targets such as CIF (352 x 288), the DSP can support simultaneous dual-stream encoding — one high-quality stream for local storage and one lower-bitrate stream for network transmission — within the same processing budget, making it suitable for cost-optimized IP surveillance cameras.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 4+ | $76.2600 | $305.04 |
| 500+ | $54.9100 | $27455.00 |
| 1000+ | $51.8600 | $51860.00 |
| 10000+ | $48.8100 | $488100.00 |
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