英飞凌OmniVia TUS9090 DVB-H/T解决方案

   飞凌科技公司(Infineon Technologies)推出的两款高度集成的高功效DVB-H/T芯片解决方案：OmniVia TUS9090和OmniTune TUA9000。OmniVia TUS9090是全集成化系统级芯片(SoC)，包括射频调谐器、DVB-H/T解调器和集成的存储器。

   OmniTune TUA9000是用于接收DVB-H和DVB-T制式数字电视信号的直接转换式多频段硅调谐器(VHF、UHF和欧美采用的L频段)。这些产品面向移动数字电视应用，例如手机、PDA、移动媒体播放器和笔记本电脑等。英飞凌推出的这两款新产品，可使电子系统设计实现最小化，降低系统成本和功耗，从而最终推动移动电视技术和产品的发展和应用。

    英飞凌OmniVia TUS9090是用于接收多频段DVB-H/T信号的全集成式系统级芯片(SoC)前端，它集成了射频硅调谐器、DVB-H/T解调器和片上内存，可支持多种视频业务的接收。在10%负载循环的时间分片模式下，OmniVia TUS9090可在低于50微毫瓦的功率条件下运行，因而具备很高的功率效率.

    O m n i V i a TM is Infineon’s new family of digital broadcast and multimedia products complementing the company’s successful range of radio frequency (RF) Tuner ICs.

   TUS9090, first member of OmniViaTM , is a System on Chip (SoC) front-end receiver for DVB-H/T standard, integrating a RF silicon tuner and a demodulator for multiple services reception without the need of using any external memory. Due to its small footprint area and low power consumption, OmniViaTM TUS9090 is suitable to be built directly into applications like cellular phones, PDA’s and other mobile devices supporting a SDIO/SPI port.

应用:

       DVB-H/T for handheld devices, e.g. Mobile Phone
       Portable applications, e.g. Laptop, PDA
       All kind of Mobile TV receivers

优势:

       Optimized low Power solution <50 mW (10% time slicing)
       Minimum PCB area and component count
       Multi-band support (VHF, UHF, L-Bands)
       Supports all major crystal frequencies
       Multi-service decoding
       Supports hierarchical modulation
       Complete Firmware provided
       On chip MPE-FEC memory
       APIs (Drivers) confi gurable to most Middlewares

特性:

       DVB-H ETSI EN 302 304 Compliant
       DVB-T ETSI EN 300 744 Compliant
       MBRAI Compliant
       0.13 μm RF-CMOS Technology
       1.8 V / 2.8 V (RF), 1.2 V / 1.8 V (Demodulator)
       Integrated Voltage Regulators to optimize number of external supplies
       170 MHz - 240 MHz VHF,470 MHz-890 MHz UHF,1.465 GHz and 1.672 GHz L-       Bands
       4 dB noise figure
       5 MHz, 6 MHz, 7 MHz, 8 MHz channels bandwidth
       Integrated LNA and pre-selection filter
       Fully integrated synthesizer and PLL loop filter
       2K, 4K, 8K FFT modes
       QPSK, 16-QAM and 64-QAM modulations
       Guard interval: 1/32, 1/16, 1/8 and 1/4
       HW based transport stream filtering
       Fast channel acquisition
       3 Mbits on chip RAM or MPE-FEC
       Time slicing
       SDIO interface (1, 4 bit and SPI modes) for data and control, up to 50 MHz
       Optional MPEG 2 TS / I2C interface for DVBT operation
       Product Available in :WF2SGA-144, 8 x 8 x 0.8 mm

下图为OmniVia TUS9090的方框图:

而OmniTune TUA9000是用于接收DVB-H和DVB-T制式数字电视信号的直接转换式多频段硅调谐器(VHF、UHF和欧美采用的L频段)。

OmniTuneTM TUA 9000 Mobile TV Silicon Tuner DVB-H/T O m n i T u n e TM T U A 9 0 0 0 is a highly integrated CMOS DVB-H/T Direct Conversion Receiver (DCR) for mobile multimedia solutions. OmniTuneTM TUA 9000 supports VHF, UHF, L-band Europe and L-band US frequency ranges. A single supply operation (2.8 V) as well as dual supply operation (1.8/2.8 V) optimize the power consumption to as low as 18 mW for a 10% duty cycle operation in DVB-H mode.

OmniTuneTM TUA 9000 supports a wide range of Crystal and external reference frequencies . It features an integrated Low-Noise-Amplifier with wide-band RF AGC, a programmable Channel Filter, as well as a fully integrated VCO and PLL loop filter.

应用:

       Mobile devices such as mobile phones, PDA, game stations, etc.
       Portable applications such as laptops and automotive
       TV receivers with DVB-H/T functionality
       Standards: DVB-T (MBRAI terminal category B, C) and DVB-H

特性:

       Direct conversion receiver
       0.13 μm RF CMOS
       Quad band support: 170 MHz-240 MHz VHF, 470 MHz-890 MHz UHF,1.465 GHzand 1.672 GHz L-Bands
       Integrated LNA
       4 dB NF
       Integrated wide-band RF AGC
       Dual (for power saving) or Single Supply voltage
       Less than 18 mW (10% D/C)power consumption
       Low power modes and power “scalability”
       Fractional-N Synthesizer with fully integrated VCO and loop filter
       PLL reference frequency between 19 MHz and 39 MHz supported
       Crystal frequencies supported : 16 / 16.384 / 19.2 / 20.333 / 20.48 / 24.576 / 26 /38.4MHz
       Idle to active receive time < 1 ms
       Integrated, programmable 7th order
       Chebyshev channel filter for 5, 6, 7 and 8 MHz channel bandwidth
       Fully differential analog I/Q interface

优势:

       Optimized low power solution
       Minimum footprint area and component count
       Low Power CMOS
       No SAW filter required
       Product Available in WFSGA-65 (5 x 5 x 0.8 mm)

下图是OmniTune TUA9000方框图: