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TDA7513T датащи(PDF) 38 Page - STMicroelectronics |
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TDA7513T датащи(HTML) 38 Page - STMicroelectronics |
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38 / 59 page ![]() TDA7513T 38/59 SUBADDRESS 9: If Counter Control 2 SUBADDRESS 10: IF Counter Reference (LSB) SUBADDRESS 11: IF Counter Reference (MSB) and IF Counter Mode select MSB LSB FUNCTION D7 D6 D5 D4 D3 D2 D1 D0 FM antenna adj (proportional to Vtuning) 00 00 0 fcenter = 10.60625MHz (FM) 449KHz (AM) 00 00 1 fcenter = 10.61250MHz (FM) 450KHz (AM) -- -- - - - - - 01 01 0 fcenter = 10.66875MHz (FM) 459KHz (AM) 01 01 1 fcenter = 10.67500MHz (FM) 460KHz (AM) 01 10 0 fcenter = 10.68125MHz (FM) 461KHz (AM) 01 10 1 fcenter = 10.68750MHz (FM) 462KHz (AM) 01 11 0 fcenter = 10.69375MHz (FM) 463KHz (AM) 01 11 1 fcenter = 10.70000MHz (FM) 464KHz (AM) 10 00 0 fcenter = 10.70625MHz (FM) 465KHz (AM) 10 00 1 fcenter = 10.71250MHz (FM) 466KHz (AM) -- -- - - - - - 11 11 1 fcenter = 10.80000MHz (FM) 480KHz (AM) 00 0 tsample = 20.48ms (FM) 128ms (AM) 00 1 tsample = 10.24ms (FM) 64ms (AM) 01 0 tsample = 5.12ms (FM) 32ms (AM) 01 1 tsample = 2.568ms (FM) 16ms (AM) 10 0 tsample = 1.28ms (FM) 8ms (AM) 10 1 tsample = 640µs (FM) 4ms (AM) 11 0 tsample = 320µs (FM) 2ms (AM) 11 1 tsample = 160µs (FM) 1ms (AM) MSB LSB FUNCTION D7 D6 D5 D4 D3 D2 D1 D0 00 00 0 0 0 0 LSB = 0 00 00 0 0 0 1 LSB = 1 00 00 0 0 1 0 LSB = 2 -- -- - - - - - 11 11 1 1 0 0 LSB = 252 11 11 1 1 0 1 LSB = 253 11 11 1 1 1 0 LSB = 254 11 11 1 1 1 1 LSB = 255 MSB LSB FUNCTION D7 D6 D5 D4 D3 D2 D1 D0 0 0 00 00 MSB = 0 0 0 00 01 MSB = 256 0 0 00 10 MSB = 512 -- -- - - - - - 1 1 11 01 MSB = 15616 1 1 11 10 MSB = 15872 1 1 11 11 MSB = 16128 IF COUNTER MODE 00 not valid 0 1 IF counter FM mode (10.7KHz) 1 0 IF counter AM mode (450KHz) 00 not valid Note: 1 fOSC/fTIM = LSB + MSB + 1 |
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