SAF3604EL是NXP公司的一款收音機處理器產(chǎn)品，SAF3604EL是Digital radio and processing system-on-chip，本站介紹了SAF3604EL的封裝應用圖解、特點和優(yōu)點、功能等，并給出了與SAF3604EL相關的NXP元器件型號供參考。
SAF3604EL - Digital radio and processing system-on-chip - 收音機處理器 - 媒體處理器 - 恩智浦, LLC
The SAF360x is a monolithic integrated digital terrestrial radio processor. The SAF360xfamily includes different chip variants—SAF3600, SAF3601, SAF3602, SAF3604,SAF3606, SAF3607. The SAF360x provides reception, demodulation, audio decodingand application processing for various digital radio standards.
The SAF360x system-on-chip (SoC) is a next generation HD Radio/DAB/DAB+/T-DMB/DRM solution for breakthrough in system integration and cost reduction. The chip isqualified in accordance with AEC-Q100 and includes the following features: Next generation HD Radio / DAB / DAB+ / T-DMB / DRM solution for breakthrough insystem cost reduction Dual channel processing with on-chip dual DAB front-end, memory and sourcedecoding End-of-production line programmability DAB-FM / DAB-DAB blending Advanced reception improvement algorithms Integrated antenna splitter enabling antenna diversity On chip voltage regulation for performance critical Front-end supply via an externaltransistor from 3.3 V (SAF3601, SAF3602, SAF3604, SAF3606 only) Single system XTAL with optional clock reference output capabilities Small PCB footprint using state-of-the-art BGA package
HD Radio technology
- HD Radio signal decoding for AM and FM digital audio
- Supports HD Radio single, dual and triple tuner use cases
- HD all-digital mode support
- SAF3604: On-chip FM-tuner for data service reception
- Dual baseband input interface using I2S-bus derivative with I/Q
- Secondary baseband interface for dual tuner applications
- Data services support for HD Radio reception
- Electronic Program Guide (EPG)
- Off-chip LOT processing
- Enhanced reception through Maximum Ratio Combining (MRC)
DRM
- DRM signal decoding for AM and FM digital audio
- Prepared for dual DRM support with background scanning or data services fromsecond station
- Frontend to baseband interface through serial I2S-bus type interface
- Prepared for secondary baseband interface for dual tuner applications
- Channel decoder reception improvements
- Supports xHE-AAC codec
- Prepared for DRM+
DAB, DAB+ and T-DMB radio technology
- Dual reception processing with on-chip dual DAB front-end, ADC, memory and sourcedecoding
- Data service reception and filtering
- Full dual ensemble processing (2 × 1.8 Mbit/s)
- Optional third tuner input via serial I2S-bus type interface
- Integrated DAB-FM/ DAB-DAB time alignment and seamless blending
- Integrated support for all actual audio codecs (AAC, HE-AAC, MP2, BSAC)
- (Optional) Additional features:
- Reception improvement algorithms for single antenna systems deliveringadditionally improved BER
- Diversity reception improvement through advanced Maximum Ratio Combining(MRC) algorithms leveraging dual antenna diversity
- Third external tuner supports enabling background service scan or data services incase of two primary Saturn tuners are used for antenna diversity reception
Digital audio
- Up to 6 channel (5.1) audio support through TDM audio interface or triple I2S
- Programmable audio sample rate converter (8 kHz to 48 kHz) for up to 6 channels
- I2S audio input for auxiliary processing
- Optional SRC (8 kHz to 48 kHz) for I2S-bus input
- Optional support for input and output 96 kHz sample rate conversion
- Basic audio processing for external digital audio sources
- Advanced audio processing (contact NXP for a list of supported audio processingfeatures
Other peripheral interfaces
- Two I2C-bus interfaces
- Two Serial Peripheral Interfaces (SPI)
- One High-Speed Serial Peripheral Interface (HS-SPI)
- One UART interface
- 16 individual GPIO pins for applications and diagnostics
- One JTAG interface for diagnostics
Additional features
- Secure boot, image authentication
- Identical radio architecture with the same chip and specific software for variousstandards including DAB, HD Radio and DRM
- Radio control reuse from SAF356X with same API
- In field software upgrade possibility
- One internal clock oscillator and two internal Phase-Locked Loops (PLL)
- Powerful signal, audio processing core architecture
- Qualified in accordance with AEC-Q100
- Application depends on usages and reception standard
