Modulator (SL900x)

Modulator (SL900x)

SL900x is a fully Software defined Universal Baseband Modulator IC supports the modulation of 802.22/802.11af signals, Digital Television and custom waveform modulation.

The Complete White Space solution with SL900x firmware is available for evaluation now.


  • LFBGA 144-pin (10x10 mm) or 176-pin (12x12 mm) package
  • Software configurable Standard and Custom demodulation
  • Flexible RF front-end support – interfaces to Analog Front-end from RF Micro Devices, Analog Devices
  • Integrated ADCs, PLL’s and DAC’s
  • Integrated interleaving support
  • Forward Error Correction (FEC) support for all standards: Viterbi, Reed-Solomon, Turbo and LDPC
  • Meets Standards ACI Emission specifications
  • Control processor to reduce host software burden
  • Power supply: 3.3V, 2.5V and 1.1V
  • Power consumption: TBD
  • Input: Parallel Transport Stream (TS). Standard output from encoder devices with clock
  • Output: Zero-IF and Low-IF (up to 10MHz)
  • I2C for programming and code download
  • JTAG and UART for diagnostics and debug
SL900x supports below standards
  • White Space: IEEE 802.22, IEEE 802.11af
  • Digital TV: ATSC/QAM, DVB-T/C, ISDBT.
  • Custom demodulation firmware can be developed upon request
  • Tactical radio communication systems; Satellite modulators; Broadband modems
  • Secured and Proprietary base band waveform modulation
  • Surveillance, remote monitoring and control (Drones, UAVs)
  • Emergency warning for disaster management systems
  • Internal and external A/V transmitter modules for Tablets
  • Video distribution Head Ends/Semi Head Ends
Part Number Description Package Purchasing Options
SL9002i Multi-Standard Modulator BGA 176pin Order Inquiry
SLM901UU 1-ch DTV Modulator PCB Order Inquiry
SLM904UU 4-ch DTV Modulator PCB Order Inquiry
Part Number Document Download Path
SL9002i Data Brief Download PDF
SLM901UU Data Brief Download PDF
SLM904UU Data Brief Download PDF