TMS320C6746BZCEA3 Texas Instruments Integrated Circuit (Other) In Stock
Texas Instruments TMS320C6746BZCEA3 is a 32-bit fixed/floating-point DSP with a 361-ball BGA package, offering a 30 MHz clock and 23-bit address bus with JTAG boundary scan for real-time signal processing in industrial and communications applications.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 361
- Lifecycle
- OBSOLETE
- Datasheet
- TMS320C6746BZCEA3 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TMS320C6746BZCEA3?
- 32-bit fixed and floating-point computation in a single core, eliminating the need for external FPU co-processors
- 30 MHz maximum clock frequency with 23-bit address bus supporting up to 8 MB of direct memory addressing
- JTAG boundary-scan support accelerates board-level debug and production test without dedicated ATE fixtures
- 16-bit external data bus allows direct interface to cost-effective SDRAM and Flash memory devices
- 361-ball BGA package balances high pin count with compact board footprint for space-constrained embedded systems
What is TMS320C6746BZCEA3 used for?
The TMS320C6746BZCEA3 is targeted at real-time signal processing tasks in industrial automation, motor control, and medical instrumentation, where both fixed-point efficiency and floating-point precision are required within a single DSP device. Its 30 MHz core clock and on-chip peripherals support deterministic control loops in servo drives and ultrasonic flow meters that must sustain low-latency interrupt response. The device is also used in audio processing equipment and portable test instruments where the combined fixed/floating-point capability reduces firmware complexity and accelerates time-to-market.
What are the specifications of TMS320C6746BZCEA3?
| YTEOL | 0 |
| Address Bus Width | 23 |
| Barrel Shifter | NO |
| Bit Size | 32 |
| Boundary Scan | YES |
| Clock Frequency-Max | 30MHz |
| External Data Bus Width | 16 |
| Format | FLOATING POINT |
| Internal Bus Architecture | SINGLE |
| JESD-30 Code | S-PBGA-B361 |
| JESD-609 Code | e1 |
| Low Power Mode | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA361,19X19,25 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (words) | 8192 |
| Screening Level | TS 16949 |
| Supply Voltage-Max | 1.32V |
| Supply Voltage-Min | 1.14V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | TIN SILVER COPPER |
| Terminal Form | BALL |
| Terminal Pitch | 0.65mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, OTHER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.35 |
Where can I find the TMS320C6746BZCEA3 datasheet?
TMS320C6746BZCEA3 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TMS320C6746BZCEA3?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the TMS320C6746BZCEA3 handle both fixed-point and floating-point workloads in motor-control firmware?
The TMS320C6746BZCEA3 integrates a 32-bit fixed-point datapath and an IEEE 754 floating-point unit in a single core running at up to 30 MHz. Motor-control firmware can execute integer PID loops with fixed-point arithmetic for cycle-consistent timing while offloading trigonometric transforms for field-oriented control to the floating-point unit, avoiding the latency penalty of software emulation.
What memory capacity can the TMS320C6746BZCEA3 directly address, and which memory types are compatible?
With a 23-bit address bus, the TMS320C6746BZCEA3 directly addresses up to 8 MB of external memory space. The 16-bit external data bus interfaces natively with 16-bit-wide SDRAM, NOR Flash, and SRAM devices, covering typical data and program storage budgets for mid-range embedded DSP applications without address banking overhead.
For industrial instrumentation designs, how does JTAG boundary scan on the TMS320C6746BZCEA3 reduce test cost?
JTAG boundary scan allows production test systems to verify solder joint integrity on all 361 BGA balls and validate inter-device signal connectivity at board level without powered functional tests. This reduces test fixture cost by eliminating dedicated bed-of-nails probes and shortens test cycle time on automated test equipment for low-to-mid volume industrial builds.
When should a designer choose TMS320C6746BZCEA3 over a simpler fixed-point-only DSP for an audio processing application?
A fixed-point-only DSP requires manual scaling and careful dynamic-range management across multi-stage audio filters, adding weeks to algorithm development. The TMS320C6746BZCEA3's floating-point unit lets developers port reference MATLAB or C double-precision algorithms directly, then optimise selectively, which is cost-effective when algorithm complexity or update frequency justifies the higher unit price relative to a fixed-point device.
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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.
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