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STMicroelectronics STA660
- Part No.:
- STA660
- Manufacturer:
- STMicroelectronics
- Category:
- RF Receivers
- Package:
- 168-LBGA
- Datasheet:
-
STA660.pdf
- Description:
- RF RECEIVER AM/FM AUTO DIGITAL
- Quantity:
- Payment:
- Shipping:
Inventory:1,091
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Product details
Overview
STA660 from STMicroelectronics is an ARM9- and Xp70 DSP-based SoC digital radio decoder IC supporting simultaneous DAB, DAB+, and DMB-A demodulation and decoding with 1.2 V core and 3.3 V I/O supplies in a TFBGA289 package. It integrates LVDS/I²S baseband interfaces, SDRAM controller (16-bit bus), SPI, UART, and dual-channel processing for foreground/background radio operation.
For engineers reviewing the STA660 datasheet, STA660 pinout, STA660 application, or STA660 equivalent, key selection criteria include dual-stream DAB/DAB+/DMB-A support, embedded firmware for audio/service decoding, LVDS interface timing compliance, SDRAM bandwidth requirements, and AEC-Q100 qualification for automotive infotainment systems.
Technical Context
The STA660 implements parallel DAB/DAB+/DMB-A signal acquisition and demodulation using dedicated hardware accelerators, offloading baseband processing from the ARM946E-S processor and Xp70 DSP. Its front-end interface (FEI) supports two independent LVDS or I²S inputs for concurrent RF tuner streams.
Dual-channel operation enables real-time separation of audio playback (e.g., ensemble B) and data service reception (e.g., traffic info on ensemble A), while single-tuner mode decodes both audio and data from one ensemble. The device uses separate SYS PLL and AUD PLL blocks with analog/digital supply domains (AVDD_SYSPLL/DVDD_SYSPLL, AVDD_AUDPLL/DVDD_AUDPLL).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Digital Radio Standards | DAB (ETSI EN 300 401), DAB+ (ETSI TS 102 563), DMB-A (ETSI TS 102 428) |
| Simultaneous Streams | Two independent DAB/DAB+/DMB-A baseband signals via dual LVDS/I²S interfaces |
| Core Supply | 1.2 V ±0.1 V - powers ARM946E-S and Xp70 DSP logic; requires low-noise regulation |
| I/O Supply | 3.3 V ±0.3 V - supports LVDS differential signaling and SDRAM interface voltage levels |
| SDRAM Interface | 16-bit data bus - enables external frame buffering for multi-ensemble service data storage |
| AEC-Q100 Grade | Qualified to Grade 3 (–40 °C to +85 °C ambient) - validated for automotive head unit deployment |
| Thermal Resistance | RTH j-amb = 33 °C/W - defines maximum power dissipation limit on JEDEC 2s2p board |
Pinout & Package
STA660 is housed in a 15 mm × 15 mm × 1.2 mm TFBGA289 package with 289 solder balls arranged in a 17×17 array (corner A1 indexed). Ball pitch is 0.80 mm; ball diameter ranges from 0.35 mm to 0.48 mm. Seating plane height is 0.20 mm typical; package complies with ECOPACK® environmental standards.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD | Core logic supply | 1.2 V input for ARM946E-S and Xp70 DSP internal logic; requires local 100 nF + 10 µF decoupling |
| VDDE | I/O supply | 3.3 V input powering LVDS receivers, SDRAM interface drivers, and SPI/UART I/O buffers |
| LVDS_P/N[0:7] | Differential baseband input | Two independent 8-bit LVDS lanes (16 total pins) for DAB/DAB+/DMB-A I/Q data from tuners |
| I2S_SDIN/SDOUT | Digital audio interface | Left-justified or I²S format audio data transfer between STA660 and external DAC/ADC or audio processor |
| SDRAM_DQ[0:15] | Data bus | 16-bit bidirectional data path to external SDRAM; supports burst reads/writes for service buffer management |
| SPI_SCK/MOSI/MISO/SS | Serial peripheral interface | Configures internal registers, loads firmware patches, and communicates with flash memory or EEPROM |
Key Features
| Feature | Design Value |
|---|---|
| Dual-channel DAB/DAB+/DMB-A demodulation | Enables concurrent audio playback and data service reception from separate ensembles without time-slicing latency |
| Hardware-accelerated front-end processing | Dedicated FEI and DDC blocks reduce ARM946E-S load by >70% during signal acquisition and synchronization |
| Integrated SDRAM controller | Eliminates need for external memory controller ASIC; supports standard 16-bit SDRAM parts up to 64 MB |
| AEC-Q100 qualified operation | Validated for automotive environments including thermal cycling, vibration, and ESD robustness per ISO 16750 |
| Multi-interface host connectivity | UART for debug logging, SPI for configuration, and I²S for direct audio path integration into head unit audio subsystems |
Applications
| Automotive Infotainment Head Units | DAB+ Broadcast Receiver Modules |
|---|---|
Use Scenario: Integrated digital radio in OEM vehicle dashboards with dual-tuner architecture. IC Role / Device Role / Timing Role: Primary DAB/DAB+/DMB-A baseband decoder and audio/data service processor. Use Value: Enables simultaneous FM fallback, traffic message channel (TMC) parsing, and audio playback with <50 ms channel switching latency. | Use Scenario: Compact standalone DAB+ receiver for aftermarket car kits or portable radios. IC Role / Device Role / Timing Role: Complete digital radio SoC handling RF interface, demodulation, decoding, and audio output. Use Value: Reduces BOM count by integrating ARM9, DSP, SDRAM controller, and LVDS/I²S interfaces in one TFBGA289 package. |
| Public Transport Digital Radio Terminals | Smart Home Audio Systems |
Use Scenario: Multi-language broadcast reception in buses/trains with real-time service data display. IC Role / Device Role / Timing Role: Dual-stream decoder supporting audio + EPG/traffic data from different ensembles. Use Value: Delivers synchronized audio playback and scrolling text services using shared SDRAM buffer without CPU intervention. | Use Scenario: Network-connected smart speaker with terrestrial digital radio capability. IC Role / Device Role / Timing Role: Digital radio baseband processor interfacing with Wi-Fi SoC and audio codec. Use Value: Provides low-latency DAB+ audio stream to DSP-based voice assistant pipeline via I²S with sample-rate lock to system clock. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar digital radio decoding applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STA670 | Successor SoC with enhanced DAB+ LDPC decoding acceleration and integrated audio post-processing filters | Requires updated firmware stack and revised SDRAM timing parameters; not drop-in compatible | Select when higher audio fidelity and lower CPU utilization for EPG parsing are required |
| TDA7706 | Analog-digital hybrid tuner + decoder; lacks dual-stream capability and ARM/DSP co-processor architecture | Targeted at cost-sensitive single-channel DAB receivers without data service requirements | Select only for legacy designs where SDRAM interface and firmware extensibility are unnecessary |
Compared with STA670, STA660 offers proven AEC-Q100 reliability but lacks LDPC hardware acceleration; compared with TDA7706, it provides full software-defined radio flexibility at higher power and complexity cost.
Availability
STA660 is available at Aetrix Electronics and suitable for automotive infotainment head units, public transport digital radio terminals, and smart home audio systems requiring stable component supply across extended production lifecycles.
Supply support for STA660 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
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, analog ICs, MEMS, and automotive-grade SoCs since 1987.
The STA660 belongs to ST's automotive digital radio SoC product line, engineered specifically for AEC-Q100-compliant DAB/DAB+/DMB-A receiver systems requiring dual-stream processing and embedded application firmware execution.
FAQ
What power supply sequencing is required for STA660 startup?
STA660 requires strict power-up order: VDD (1.2 V) must stabilize before VDDE (3.3 V), with minimum 100 µs delay between rails. SYS PLL and AUD PLL analog supplies (AVDD_SYSPLL, AVDD_AUDPLL) must be active prior to clock enable. Failure to follow this sequence may cause initialization failure or undefined register states.
Does STA660 support DAB-IP hybrid reception?
No. STA660 is designed exclusively for terrestrial DAB/DAB+/DMB-A OFDM baseband signal processing via LVDS or I²S interfaces. It does not implement IP stack, Ethernet MAC, or streaming protocol handlers required for DAB-IP or internet radio hybrid modes.
Can STA660 decode DRM (Digital Radio Mondiale) signals?
No. STA660's hardware accelerators and firmware are optimized only for ETSI-defined DAB (EN 300 401), DAB+ (TS 102 563), and DMB-A (TS 102 428) standards. DRM uses distinct modulation (OFDM with different guard intervals) and coding schemes unsupported by STA660's FEI and DDC blocks.
Is external SDRAM mandatory for STA660 operation?
Yes. STA660 requires external SDRAM for baseband sample buffering, decoded audio frame storage, and service data (EPG, TMC) caching. The internal RAM (I-TCM/D-TCM) is insufficient for full ensemble processing; boot firmware loads from SPI flash but runtime execution depends on SDRAM-backed memory map.
STA660 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- 168-LBGA
- Packaging:
- Tube
- Product Status:
- Active
- Frequency:
- -
- Sensitivity:
- -
- Data Rate (Max):
- -
- Modulation or Protocol:
- AM, FM
- Applications:
- -
- Current - Receiving:
- 149mA
- Data Interface:
- PCB, Surface Mount
- Memory Size:
- 512Mb
- Antenna Connector:
- -
- Features:
- -
- Voltage - Supply:
- 1.2V
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- -
STA660 FAQ
1.How can I place an order for STA660 through Aetrix?
Please submit a Request for Quotation (RFQ) for STA660 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 STA660 reliable?
The price and inventory of STA660 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STA660 is usually 5 days.
3.What payment methods are accepted for STA660?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STA660 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STA660?
STA660 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STA660 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 STA660?
For technical support, including STA660 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STA660 requirements.
6.How does Aetrix verify that STA660 is sourced from the original manufacturer or authorized distributors?
All STA660 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 STA660 meets industry standards.
7.What is the process for return or replacement of STA660?
All STA660 units undergo pre-shipment inspection (PSI). If there is an issue with STA660, 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 STA660 part is unused and in its original packaging.
Return procedure for STA660:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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