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Texas Instruments TMS320DM6437ZWTL
- Part No.:
- TMS320DM6437ZWTL
- Manufacturer:
- Texas Instruments
- Category:
- DSP (Digital Signal Processors)
- Package:
- 361-LFBGA
- Datasheet:
-
TMS320DM6437ZWTL.pdf
- Description:
- IC DGTL MEDIA PROCESSOR 361NFBGA
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
TMS320DM6437ZWTL from Texas Instruments is a fixed-point digital media processor built on the C64x+™ DSP core, delivering up to 5600 MIPS at 700 MHz with 32 KB L1P, 80 KB L1D, and 128 KB unified L2 memory. It integrates a Video Processing Subsystem (VPSS) with VPFE/VPBE, DDR2 SDRAM controller, EMAC, HECC, McASP, and 111 GPIO pins for embedded video imaging systems.
For engineers reviewing the TMS320DM6437ZWTL datasheet, TMS320DM6437ZWTL pinout, TMS320DM6437ZWTL application, or TMS320DM6437ZWTL equivalent, key selection criteria include VPSS real-time image processing capability, 700-MHz C64x+ performance, DDR2-400 interface timing, 1.2-V core/1.8-V I/O voltage domains, and ZWT 361-pin PBGA package compatibility.
Technical Context
The TMS320DM6437ZWTL implements an eight-functional-unit C64x+™ VLIW DSP core with dual multipliers enabling 5600 MMACS at 700 MHz, supporting 8-/16-/32-/64-bit data types and complex multiply instructions. Its two-level memory hierarchy includes configurable L1P/L1D caches and unified L2 RAM/cache with flexible allocation between program and data space.
Video processing is hardware-accelerated via dedicated VPSS blocks: VPFE provides CCD/CMOS capture with preview engine, histogram, H3A auto-exposure/white-balance/focus, and 1/4×–4× resizer; VPBE delivers analog NTSC/PAL/S-video/component output via four 54-MHz DACs and 24-bit digital RGB/BT.656 interfaces.
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 for parallel 8-/16-bit operations |
| Max Clock Rate | 700 MHz (−7 speed grade), enabling 5600 MIPS and 5600 MMACS for real-time video algorithms |
| On-Chip Memory | 32 KB L1P (program), 80 KB L1D (data), 128 KB unified L2 RAM/cache - all configurable for cache/mapped RAM use |
| Video Interface | VPFE supports BT.601/BT.656 YCbCr 4:2:2 (8-/16-bit), raw Bayer input, and real-time preview/resizing; VPBE outputs composite, S-video, component, or 24-bit RGB |
| Memory Interfaces | 32-bit DDR2 SDRAM controller (up to 333-MHz data rate, 1.8-V I/O); asynchronous 8-bit EMIFA for NOR/NAND flash |
| I/O Voltage | 1.2-V core (−7 grade), 1.8-V and 3.3-V I/O banks - requires separate power domains and level-shifting for mixed-voltage peripherals |
| Package | 361-pin Pb-free PBGA (ZWT suffix), 16 × 16 mm, 0.8-mm ball pitch - compatible with standard BGA reflow profiles |
Pinout & Package
361-pin Pb-free plastic ball grid array (PBGA) package, 16 mm × 16 mm body, 0.8 mm ball pitch, RoHS-compliant. Pin functions are multiplexed across 111 GPIOs and dedicated peripheral signals including VPFE/VPBE, DDR2 DQ/DQS, EMAC MDIO, McASP serializers, and HECC CANH/CANL.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA_1P1V | Analog DAC supply | 1.1-V regulated supply for four 10-bit video DACs - requires low-noise filtering per TI design guidelines |
| CLKIN | External clock input | Accepts 27-MHz reference for PLL multiplication; supports x14–x30 multiplier options for 378–810-MHz PLL output |
| DDR2_DQ[31:0] | Data bus | 32-bit bidirectional DDR2 data lines - require matched trace lengths and termination for 333-MHz operation |
| VPFE_CLK | Video front-end clock | Input clock for CCD/CMOS sensor interface - must be synchronous with pixel clock for BT.656 capture |
| EMAC_TXD[3:0] | Ethernet transmit data | 4-bit nibble interface to external PHY - operates at 25 MHz in 100Base-TX mode with MII timing compliance |
Key Features
| Feature | Design Value |
|---|---|
| Video Processing Subsystem (VPSS) | Dedicated hardware for real-time Bayer-to-YUV conversion, histogram generation, auto-exposure/white-balance/focus (H3A), and 1/4×–4× image resizing without CPU load |
| C64x+™ DSP Core | Eight functional units deliver 5600 MMACS at 700 MHz - enables real-time H.264 baseline encode/decode on single chip |
| DDR2 Memory Controller | 32-bit interface supporting DDR2-400 (333-MHz data rate) with 256-MB address space - eliminates need for external memory bridge |
| Enhanced EDMA3 | 64 independent channels with QDMA support - enables zero-CPU-overhead data movement between VPSS, DDR2, and peripherals |
| Peripheral Integration | Includes EMAC+MDIO, HECC, McASP (4 serializers + SPDIF), two McBSPs, UARTs, I²C, PCI, and VLYNQ - reduces external component count for media gateway designs |
Applications
| IP Camera Video Pipeline | Automotive Rear-View Display |
|---|---|
Use Scenario: High-resolution CMOS sensor feed processed in real time for network streaming and local display. IC Role / Device Role / Timing Role: TMS320DM6437ZWTL acts as central video processor - VPFE captures raw Bayer data, C64x+ core runs ISP algorithms, VPBE outputs NTSC to display and encodes H.264 for Ethernet. Use Value: Single-chip solution eliminates FPGA + codec + microcontroller combination, reducing BOM cost by ~35% and board area by 40%. | Use Scenario: Rear-view camera video acquisition, dynamic grid overlay, and analog output to vehicle infotainment screen. IC Role / Device Role / Timing Role: TMS320DM6437ZWTL receives CCIR.601 video, applies real-time edge enhancement and OSD grid generation via VPBE, outputs composite NTSC through integrated DACs. Use Value: Hardware-accelerated preview engine and on-screen display reduce latency to <12 ms - critical for driver safety response time. |
| Networked Media Encoder | Digital Signage Player |
Use Scenario: Encoding multiple HD video streams for IPTV distribution over managed Ethernet networks. IC Role / Device Role / Timing Role: TMS320DM6437ZWTL uses EMAC+MDIO to manage PHY link, EDMA3 to stream uncompressed frames from DDR2 to C64x+ core, and McASP to output audio synchronized with video. Use Value: 5600 MIPS enables concurrent encoding of two 720p30 streams using optimized TI codecs - no external encoder ASIC required. | Use Scenario: Local playback of high-bitrate MPEG-2/AVC content with overlay graphics on commercial displays. IC Role / Device Role / Timing Role: TMS320DM6437ZWTL boots from NAND flash, decodes video in L2 RAM, renders alpha-blended OSD via VPBE, and drives RGB888 panel through 24-bit digital output. Use Value: Integrated 24-bit digital video output and hardware OSD engine eliminate need for external timing controller and graphic overlay IC. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar digital media processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TMS320DM6437ZWT | Same silicon, commercial temperature grade (0°C to 90°C) vs. extended −40°C to 105°C for ZWTL; identical pinout and electrical specs | Not rated for automotive or industrial ambient extremes; unsuitable for under-hood or outdoor enclosures | Select ZWTL for automotive Q-grade compliance and extended thermal operation where reliability under temperature stress is mandatory |
| TMS320DM642ZBY | Legacy C64x core (not C64x+), 600-MHz max, no DDR2 controller, only 256-KB L2, lacks VPSS histogram/H3A modules | Lower video processing throughput; cannot support real-time 720p encode or advanced auto-focus algorithms | Choose DM642ZBY only for legacy code migration or cost-sensitive applications where 700-MHz performance and DDR2 bandwidth are unnecessary |
Compared with TMS320DM6437ZWT, the TMS320DM6437ZWTL adds extended temperature qualification and automotive-grade screening; versus TMS320DM642ZBY, it delivers 16.7% higher clock rate, DDR2 interface, and full VPSS feature set - enabling next-generation video analytics at same footprint.
Availability
TMS320DM6437ZWTL is available at Aetrix Electronics and suitable for IP camera video pipelines, automotive rear-view displays, and networked media encoders requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for TMS320DM6437ZWTL 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 since 1930.
The TMS320DM6437ZWTL belongs to TI's C6000™ digital signal processor platform, designed specifically for real-time video imaging, networked media processing, and automotive vision systems requiring high MIPS density and integrated video peripherals.
FAQ
What is the maximum operating frequency of the TMS320DM6437ZWTL?
The TMS320DM6437ZWTL is rated for 700 MHz operation (−7 speed grade), achieving 5600 MIPS and 5600 MMACS. This frequency requires 1.2-V core supply and proper thermal management per TI's ZWT package thermal data - junction temperature must remain below 105°C under full load.
Does the TMS320DM6437ZWTL support DDR2 memory interfacing?
Yes, the TMS320DM6437ZWTL integrates a 32-bit DDR2 SDRAM controller supporting data rates up to 333 MHz (DDR2-400), with 256-MB address space and 1.8-V I/O voltage. It requires external DDR2 chips with appropriate termination and layout adherence to TI's PCB design guidelines for signal integrity.
What video standards does the TMS320DM6437ZWTL VPSS support?
The TMS320DM6437ZWTL VPSS supports BT.601 and BT.656 digital YCbCr 4:2:2 (8-/16-bit), raw Bayer pattern input, and outputs composite NTSC/PAL, S-video, component (YPbPr/RGB), and 24-bit digital RGB/BT.656 - all implemented in dedicated hardware without CPU intervention.
How many general-purpose I/O pins does the TMS320DM6437ZWTL provide?
The TMS320DM6437ZWTL provides up to 111 multiplexed GPIO pins, shared with peripheral functions including VPFE/VPBE, EMAC, McASP, UART, I²C, and PWM. Pin configuration is controlled via device-specific registers and must be validated against TI's pin multiplexing table for ZWT package.
Is the TMS320DM6437ZWTL pin-compatible with other DM6437 variants?
Yes, all DM6437 devices in the ZWT package (including TMS320DM6437ZWTL, TMS320DM6437ZWT, and TMS320DM6437ZWL) share identical 361-pin PBGA footprints and pinouts - only temperature grade, speed grade, and screening differ, allowing drop-in replacement within same package variant.
What development tools are supported for the TMS320DM6437ZWTL?
Texas Instruments provides Code Generation Tools v6.1+, C6000 DSP/BIOS v5.x, XDS560v2 emulator support, and DVDP (Digital Video Development Platform) reference software for the TMS320DM6437ZWTL - including VPSS drivers, H.264 encode/decode libraries, and EMAC protocol stacks.
TMS320DM6437ZWTL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- TMS320DM643x, DaVinci™
- Package/Case:
- 361-LFBGA
- Packaging:
- Tube
- Product Status:
- Obsolete
- Type:
- Fixed Point
- Interface:
- HPI, I2C, McASP, McBSP, PCI, 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:
- 0°C ~ 90°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 361-NFBGA (16x16)
TMS320DM6437ZWTL FAQ
1.How can I place an order for TMS320DM6437ZWTL through Aetrix?
Please submit a Request for Quotation (RFQ) for TMS320DM6437ZWTL 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 TMS320DM6437ZWTL reliable?
The price and inventory of TMS320DM6437ZWTL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TMS320DM6437ZWTL is usually 5 days.
3.What payment methods are accepted for TMS320DM6437ZWTL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TMS320DM6437ZWTL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TMS320DM6437ZWTL?
TMS320DM6437ZWTL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TMS320DM6437ZWTL 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 TMS320DM6437ZWTL?
For technical support, including TMS320DM6437ZWTL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TMS320DM6437ZWTL requirements.
6.How does Aetrix verify that TMS320DM6437ZWTL is sourced from the original manufacturer or authorized distributors?
All TMS320DM6437ZWTL 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 TMS320DM6437ZWTL meets industry standards.
7.What is the process for return or replacement of TMS320DM6437ZWTL?
All TMS320DM6437ZWTL units undergo pre-shipment inspection (PSI). If there is an issue with TMS320DM6437ZWTL, 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 TMS320DM6437ZWTL part is unused and in its original packaging.
Return procedure for TMS320DM6437ZWTL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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