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TDA7513T 数据表(PDF) 15 Page - STMicroelectronics |
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TDA7513T 数据表(HTML) 15 Page - STMicroelectronics |
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15 / 84 page ![]() TDA7513T Electrical characteristcs 15/84 * 2.2 AM (V CC = 8V; Tamb =25°C; Vsg = 74dBμV,emf; fc = 999kHz; 30% modulation; fmod = 400Hz unless otherwise specified). Table 10. MPX output (output at TUNEROUT) Symbol Parameter Test condition Min Typ Max Unit Gc conversion gain 5.42 mV/kHz Vaudio audio level peak, 40kHz deviation 217 mVp Table 11. Field strength stop station (Input at FMMIX2IN – fc = 10.7MHz, no mod) (antenna level = V69 – 49dB) Symbol Parameter Test condition Min Typ Max Unit FSSSmin minimum threshold Vthr = 0.4V 50 dB μV FSSSmax maximum threshold Vthr = 3.4V 78 dB μV FSSSstep threshold step ΔVthr = 200mV 3 dB Table 12. Soft mute Symbol Parameter Test condition Min Typ Max Unit SMD Soft Mute Depth min 13.4 dB 16 dB 19.5 dB max 24 dB MCVlow Mute control voltage low V(FMMUTETC) @ No mute attenuation 0.2 V MCVhigh Mute control voltage high V(FMMUTETC) @ Max mute attenuation 2V ACMcl Adjacent channel mute clamp voltage min Max V(FMMUTETC) in Adjacent Channel conditions 500 mV max 2000 mV step 100 mV Table 13. ISS filter (FMIF1AMP1 gain must be set to 14dB) (1) 1. If ISS function is not used, SEEK must be set to “ON” in FM Symbol Parameter Test condition Min Typ Max Unit BW1 Wide bandwidth Full bandwidth @ -3dB 120 kHz BW2 Narrow bandwidth 80 kHz BWwb Weather Band bandwidth 30 kHz |
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