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MICRF506BML датащи(PDF) 41 Page - Micrel Semiconductor |
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MICRF506BML датащи(HTML) 41 Page - Micrel Semiconductor |
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41 / 42 page ![]() Micrel MICRF506BML/YML July 2006 41 M9999-092904 +1 408-944-0800 Table 6: Power amplifier bit PA2 PA1 PA0 State 0 0 0 21dB attenuation/PA off 0 0 1 18dB attenuation 0 1 0 15dB attenuation 0 1 1 12dB attenuation 1 0 0 9dB attenuation 1 0 1 6dB attenuation 1 1 0 3dB attenuation 1 1 1 Max output PALDc_en 0 PA is turned off by PA2=PA1=PA0=0 1 PA is turned on/off by Lock Detect, LD=1 -> PA on PA2=PA1=PA0=0 now gives 21dB attenuation PA_By 0 Power Amplifier enabled 1 Power Amplifier bypassed, approx 20dB reduced output power. Table 7:Generation of Bitrate_clk, BitSync_clk and Mod_clk. BitRate_clk BitSync_clk Mod_clk Clock frequency (F is crystal frequency, K is RefClk integer) S2 S1 S0 0 0 0 F/(64K) 0 0 1 F/(32K) 0 1 0 F/(16K) 0 1 1 F/(8K) 1 0 0 F/(4K) 1 0 1 F/(2K) 1 1 0 F/K (*) 1 1 1 F (*) (*) Can not be used as BitRate_clk. Table 8: Test signals OutS3 OutS2 OutS1 OutS0 IchOut QchOut Ichout2 / RSSI QchOut2 / NC 0 0 0 0 Gnd Gnd Gnd Gnd 0 0 0 1 Ip mixer In mixer Ip IFamp In IFamp 0 0 1 0 Qp mixer Qn mixer Qp IFamp Qn IFamp 0 0 1 1 Ip IFamp In IFamp Ip SC-filter In SC-filter 0 1 0 0 Qp IFamp Qn IFamp Qp SC-filter Qn SC-filter 0 1 0 1 Ip SC-filter In SC-filter Gnd I limiter 0 1 1 0 Qp SC-filter Qn SC-filter Gnd Q limiter 0 1 1 1 Ip mixer In mixer Ip SC-filter In SC-filter 1 0 0 0 Qp mixer Qn mixer Qp SC-filter Qn SC-filter 1 0 0 1 Ip mixer In mixer Gnd I limiter 1 0 1 0 Qp mixer Qn mixer Gnd Q limiter 1 0 1 1 Ip mixer Qp mixer ModIn PrescalMode 1 1 0 0 Ip IFamp Qp IFamp TI1 TQ1 1 1 0 1 Ip SC-filter Qp SC-filter DemodUp DemodDn 1 1 1 0 I limiter Q limiter Demod MAout 1 1 1 1 N-div M-div Phi1n Phi2n |
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