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STV0056 数据表(PDF) 21 Page - STMicroelectronics |
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STV0056 数据表(HTML) 21 Page - STMicroelectronics |
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21 / 26 page ![]() CONTROL REGISTERS (continued) Register 2 Left / Right / Stereo on Volume Output Bit <7> 0 1 1 Bit <6> 0 0 1 Mono left / channel 1 Mono right / channel 2 Stereo left & right (default) Register 5 : FM Deviation Selection 43210 Selected Nominal Carrier Modulation Bit 5 = 0 Bit 5 = 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 Do not use Do not use Do not use Cal. set. (2V) 592kHz 534kHz 484kHz 436kHz 396kHz 358kHz 322kHz 292kHz 266kHz 240kHz 218kHz 196kHz 179kHz 161kHz 146kHz 122kHz 120kHz 109kHz 98kHz 89kHz 78kHz 71kHz 65kHz 58kHz 53kHz 48.6kHz 43.8kHz 39.6kHz cal : do not use = 0.3373V offset on VCO cal : do not use = 0.3053V offset on VCO cal : do not use = 0.2763V offset on VCO calibration setting (1V offset on VCO) 296kHz modulation 267kHz modulation 242kHz 218kHz 198kHz 179kHz 161kHz 146kHz 133kHz 120kHz 109kHz 98.3kHz 89.7kHz 80.9kHz 73.1kHz 66.0kHz 60.0kHz 54.4kHz = default power up state 49.1kHz 44.3kHz 39.8kHz 35.9kHz 32.4kHz 29.1kHz 26.7kHz 24.3kHz 21.9kHz 19.7kHz Example : Default power up state 54.4kHz ⇒±54.4kHz. Register 1 Bit <7> Register 3 Bit <3> Video Deemphasis/22kHz 0 0 1 1 0 1 0 1 Deemphasis 1 (default) Deemphasis 1 + 22kHz Deemphasis 2 Deemphasis 2 Register 5 Digital I/O (STV0056A pin 29) Bit <7> 0 0 1 1 Bit <6> 0 1 0 1 I/O (refer to Register 6 Bit <0> Bit <1>) 22kHz Do not use (for test only) (default) 22kHz STV0056A 21/26 |
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