TMS320VC5402AZGU16 Texas Instruments Integrated Circuit (BGA) In Stock
TMS320VC5402AZGU16 is a 16-bit fixed-point DSP from Texas Instruments running at up to 20 MHz with a 23-bit address bus and hardware barrel shifter. It features dual-supply 1.8 V core and 3.3 V I/O operation with JTAG boundary scan for system debug. The BGA package supports compact board integration for embedded signal processing.
- Manufacturer
- Texas Instruments
- Package
- BGA
- Pin Count
- 144
- Lifecycle
- OBSOLETE
- Datasheet
- TMS320VC5402AZGU16 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 100.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16-bit fixed-point DSP core with hardware barrel shifter for efficient arithmetic operations at up to 20 MHz clock frequency
- 23-bit address bus with 16-bit external data bus enabling access to over 8 MB address space for large DSP programs and data tables
- Dual-supply design: 1.8 V core and 3.3 V I/O with JTAG boundary scan for in-circuit debugging and production testing
Applications
TMS320VC5402AZGU16 targets digital audio processing, modem signal chains, and voice-band communications equipment where real-time 16-bit DSP computation at 20 MHz is required. Its low-power 1.8 V core and 3.3 V I/O interface make it well-suited for battery-operated handheld devices and embedded telecom modules. The device is also used in legacy industrial control systems and educational DSP development boards requiring JTAG debug access.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | ALSO OPERATES AT 3.3V SUPPLY |
| Address Bus Width | 23 |
| Barrel Shifter | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| Clock Frequency-Max | 20MHz |
| External Data Bus Width | 16 |
| Format | FIXED POINT |
| Integrated Cache | NO |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | S-PBGA-B144 |
| JESD-609 Code | e1 |
| Low Power Mode | YES |
| Number of DMA Channels | 6 |
| Number of External Interrupts | 4 |
| Number of Timers | 2 |
| On Chip Data RAM Width | 16 |
| On Chip Program ROM Width | 16 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA144,13X13,32 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (words) | 16384 |
| ROM Programmability | MROM |
| Screening Level | TS 16949 |
| Supply Current-Max | 0.8mA |
| Supply Voltage-Max | 1.65V |
| Supply Voltage-Min | 1.55V |
| Supply Voltage-Nom | 1.6V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | TIN SILVER COPPER |
| Terminal Form | BALL |
| Terminal Pitch | 0.8mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, OTHER |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What clock frequency and data word width does TMS320VC5402AZGU16 support for real-time signal processing?
TMS320VC5402AZGU16 operates at up to 20 MHz with a 16-bit fixed-point data path, delivering approximately 20 MIPS of single-cycle instruction throughput. This performance level handles real-time voice-band filtering, echo cancellation algorithms, and G.711 codec processing within a 125 ns instruction cycle budget.
How does TMS320VC5402AZGU16's dual-supply architecture affect power design in embedded systems?
The DSP uses a 1.8 V core supply for internal logic and a 3.3 V I/O supply for peripheral interface signals, reducing dynamic core power by roughly 70% compared to a single 3.3 V design at 20 MHz. This separation requires two LDO or DC-DC regulators but allows the I/O pins to interface directly with 3.3 V microcontrollers and memory without level shifters.
In which legacy or maintenance projects is TMS320VC5402AZGU16 still a viable choice over newer C5500 DSPs?
TMS320VC5402AZGU16 remains viable in established telecom line-card designs, legacy PSTN modems, and industrial audio analyzers originally targeted at its 20 MHz C54x instruction set, where re-porting 16-bit DSP algorithms to a newer C5500 would require 6 months or more of regression testing. Its BGA package and 23-bit address bus also match existing PCB and memory map constraints that newer pin-incompatible DSPs cannot reuse.
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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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