RF Receiver AM, FM, SW-LW kHz ~ kHz, kHz ~ MHz, MHz ~ MHz, 64MHz ~ MHz PCB, Surface Mount QFN (3×3). 23 Jul I have gone through our Shortwave Radio Index (SWRI) and tagged every portable radio that is based on the Silicon Labs Si DSP chipset. The Si/35 is the first digital CMOS AM/FM radio receiver IC that integrates the complete tuner function from antenna input to audio output. Functional Block .
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Six Command Summary Table Thanks for sharing your experiences. Typical Application Schematic 3.
Recommended Operating Conditions Table 2. Worldwide FM band support 64— MHz.
SW band support 2. Raj, 50mV if across the antenna terminals is quite a large signal. The PL should handle 50mV per meter fairly well at sharper bandwidth. Package Markings Top Marks 8. It will be interesting to see what the new DSP chips show.
Si , Tube Si; Röhre Si ID, IC – Integrated
FM Receiver Characteristics1,2 Table The mention of automatic variable bandwidth caught my attention. Bill of Materials 4. Digital Audio Interface Si734 Only 4. Freq synthesizer with integrated VCO. Raj, marina, Thanks for the warm comments. Automatic frequency control AFC. DC Characteristics Table 4.
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Automatic gain control AGC. JVC’s digital technology helps maximize the performance of regular analog broadcasts. It’s too bad this chip is going in the wrong direction. Control Interface Table Antenna Selection and Universal Layout Guide.
Audio Data S4i734 4.
My PL goes completely dead with an input signal of 50mV. Digital Audio Interface Characteristics Figure 8. Se e page MPX Signal Spectrum 4.
Audio Sample Rates Figure Wide range of ferrite loop sticks and air loop antennas supported. Absolute Maximum Ratings1,2 Table 3.
Silicon Laboratories SI4734/35-B20 User Manual
Very interesting and well written article! Digital FM stereo decoder. I wonder if the new chips have similar problems. Hi Radio, Brilliant article! It could be that your HDR60 model contains this very chip.