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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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TDA7513T 数据表(PDF) 18 Page - STMicroelectronics |
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TDA7513T 数据表(HTML) 18 Page - STMicroelectronics |
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18 / 84 page  Electrical characteristcs TDA7513T 18/84 Table 18. IF2 amplifier (Input at AMIF2AMPIN, fc = 450kHz, no mod) Symbol Parameter Test condition Min Typ Max Unit Gv, max gain, no AGC max prog 64.8 dB 62.8 61.7 60.2 58.3 55.8 min prog 53.2 ΔGv gain decrease in full AGC w.r.t. Gv, max -40 dB Rin input resistance AMMIX2IN w.r.t. ground 2 k Ω Table 19. AGC2 Symbol Parameter Test condition Min Typ Max Unit AGC2R AGC2 filtering resistor reception 150 k Ω seek 5 k Ω Table 20. Audio output (output at TUNEROUT, 2.7k Ω load) Symbol Parameter Test condition Min Typ Max Unit Vaudio audio level rms, 30% modulation 305 mV Table 21. Field strength meter (Input at AMIF2AMPIN; fc = 450 kHz, no mod) (SG,emf level = V65 – 29dB) Symbol Parameter Test condition Min Typ Max Unit FS1 FSmeter1 V(AMIF2AMPIN) = 50 dB μV 0.7 dB μV FS2 FSmeter2 V(AMIF2AMPIN) = 70 dB μV 2.1 dB μV FS3 FSmeter3 V(AMIF2AMPIN) = 90 dB μV 4.2 dB μV FSR FSmeter filter resistor min SMETERTC pin 16.5 k Ω max 75 k Ω FFSS Filtered FSmeter Slider min 0 V max 1.5 V step 48.4 mV |
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