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TDA7511 数据表(PDF) 26 Page - STMicroelectronics |
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TDA7511 数据表(HTML) 26 Page - STMicroelectronics |
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26 / 41 page ![]() TDA7511 26/41 Addr 8 IF Counter Control 1 Addr 9 IF Counter Control 2 Table 11. MSB LSB Function d7 d6 d5 d4 d3 d2 d1 d0 00 0 Not valid 00 1 Not valid 01 0 Not valid 01 1 ∆f = 6.25kHz (FM)1kHz (AM UPC) 10 0 ∆f = 12.5kHz (FM) 2kHz (AM UPC) 10 1 ∆f = 25kHz (FM) 4kHz (AM UPC) 11 0 ∆f = 50kHz (FM) 8kHz (AM UPC) 11 1 ∆f = 100kHz (FM)16kHz (AM UPC) 0 IF counter disable / stand by 1 IF counter enable Table 12. MSB LSB Function d7 d6 d5 d4 d3 d2 d1 d0 000 00 fCenter = 10.60625MHz (FM)10.689MHz (AM UPC) 000 01 fCenter = 10.61250MHz (FM)10.690MHz (AM UPC) --- ---- - - 010 10 fCenter = 10.66875MHz (FM)10.699MHz (AM UPC) 010 11 fCenter = 10.67500MHz (FM)10.700MHz (AM UPC) 011 00 fCenter = 10.68125MHz (FM)10.701MHz (AM UPC) 011 01 fCenter = 10.68750MHz (FM)10.702MHz (AM UPC) 011 10 fCenter = 10.69375MHz (FM)10.703MHz (AM UPC) 011 11 fCenter = 10.70000MHz (FM)10.704MHz (AM UPC) 100 00 fCenter = 10.70625MHz (FM)10.705MHz (AM UPC) 100 01 fCenter = 10.71250MHz (FM)10.706MHz (AM UPC) --- ---- - - 111 11 fCenter = 10.80000MHz (FM)10.720MHz (AM UPC) 000 tSample = 20.48ms (FM)128ms (AM UPC) 001 tSample = 10.24ms (FM)64ms (AM UPC) 010 tSample = 5.12ms (FM)32ms (AM UPC) 011 tSample = 2.56ms (FM)16ms (AM UPC) 100 tSample = 1.28ms (FM)8ms (AM UPC) 101 tSample = 640 µs (FM)4ms (AM UPC) 110 tSample = 320µs (FM)2ms (AM UPC) 111 tSample = 160 µs (FM)1ms (AM UPC) |
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