TMS320C2811PBKQ Texas Instruments Integrated Circuit (Quad Flat Packages) In Stock
TMS320C2811PBKQ is a 32-bit fixed-point digital signal controller from Texas Instruments in a 128-pin PQFP package, running at up to 150 MHz with ROM and multiple internal bus architecture. It also operates at 1.8 V supply at 135 MHz, supporting boundary scan for board-level testing. Available for worldwide shipping in various quantity breaks.
- Manufacturer
- Texas Instruments
- Package
- Quad Flat Packages
- Pin Count
- 128
- Lifecycle
- OBSOLETE
- Datasheet
- TMS320C2811PBKQ Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TMS320C2811PBKQ?
- 32-bit fixed-point DSP core running at up to 150 MHz for real-time signal processing
- Dual-supply flexibility: operates at 1.8 V at 135 MHz to reduce system power consumption
- 128-pin PQFP package with boundary scan (JTAG) support for simplified board-level debug
- Multiple internal bus architecture enabling simultaneous instruction fetch and data access
What is TMS320C2811PBKQ used for?
The TMS320C2811PBKQ is designed for demanding real-time control applications including motor drives, power converters, and industrial automation systems requiring 32-bit fixed-point DSP performance at up to 150 MHz. Its 1.8 V operating mode makes it suitable for power-sensitive embedded control designs in automotive and energy management systems. The integrated ROM and boundary scan capability streamline firmware deployment and board-level validation in production environments.
What are the specifications of TMS320C2811PBKQ?
| Pbfree Code | No |
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES AT 1.8 SUPPLY AT 135MHZ |
| Barrel Shifter | NO |
| Bit Size | 32 |
| Boundary Scan | YES |
| Clock Frequency-Max | 150MHz |
| Format | FIXED POINT |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | S-PQFP-G128 |
| Low Power Mode | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP128,.64SQ,16 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH |
| Qualification Status | Not Qualified |
| RAM (words) | 18432 |
| Screening Level | TS 16949 |
| Supply Voltage-Max | 2V |
| Supply Voltage-Min | 1.81V |
| Supply Voltage-Nom | 1.9V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.4mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, OTHER |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.35 |
Where can I find the TMS320C2811PBKQ datasheet?
TMS320C2811PBKQ Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TMS320C2811PBKQ?
Compatible alternatives and drop-in replacements for TMS320C2811PBKQ:
Digital Signal Processor, 32-Bit Size, 0-Ext Bit, 150MHz, CMOS, PQFP128
Frequently Asked Questions
How does the TMS320C2811PBKQ achieve 150 MHz operation and what does it mean for motor control timing?
The TMS320C2811PBKQ executes 32-bit fixed-point instructions at up to 150 MHz with a multiple internal bus architecture, allowing simultaneous instruction fetch and operand access. This translates to control-loop update rates below 7 µs, sufficient for field-oriented control of AC induction motors with switching frequencies up to 20 kHz.
When is the 1.8 V operating mode of the TMS320C2811PBKQ beneficial for system power design?
At 1.8 V supply voltage the TMS320C2811PBKQ runs at up to 135 MHz, reducing core dynamic power by approximately 30% compared to a 3.3 V core supply. This mode is valuable in battery-backed UPS controllers, solar inverters, and portable industrial instruments where power budget is constrained to single-digit watts.
What board-level debugging advantages does the 128-pin PQFP package with boundary scan provide during TMS320C2811PBKQ integration?
The PQFP-128 package exposes all 128 pins at a 0.5 mm pitch and includes boundary scan (IEEE 1149.1 JTAG), enabling in-circuit testing of solder joint connectivity without physical probe access. Engineers can verify up to 128 signal paths in a single scan chain pass, significantly reducing bring-up time on multi-layer PCBs with complex DSP-to-peripheral routing.
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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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