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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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TDA7512 데이터시트(PDF) 13 Page - STMicroelectronics |
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TDA7512 데이터시트(HTML) 13 Page - STMicroelectronics |
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13 / 42 page  13/42 TDA7512 AM Mixer1 (10.7MHz) RIN Input resistance differential 1.2 k Ω CIN Input capacitance differential 4 pF ROUT Output impedance differential 100 k Ω CP1dB 1dB compression point referred to diff. mixer input 115 dB µV IIP3 3rd order intermodulation 132 dB µV F Noise figure 8dB A Gain 26 dB Cmin Min. capacitance step IF1T 0.55 pF Cmax Max. capacitance IF1T 8.25 pF C31-64 IF1T 2 pF AM Mixer2 (450kHz) R58 Input resistance 10 k Ω C58 Input capacitance 2.5 pF CP1dB 1dB compression point referred to diff. mixer input 120 dB µV IIP3 3rd order intermodulation 132 dB µV F Noise figure 12 dB A Max. gain Mixer2 tank output 34 dB ∆A Gain control range 20 dB Cmin Min. cap step IF2T 1.6 pF Cmax Max. cap IF2T 24 pF C55-56 IF2T 2 pF Table 4. ELECTRICAL CHARACTERISTICS (continued) Tamb = +25°C, VCC1 = VCC2 = VCC3 = VCCVCO = VCCMIX1 = VCCMIX2 =8.5V, fRF =1MHz, fMOD = 400Hz at 30% AMfIF1 = 10.7MHz, fIF2 =450kHz, fxtal = 10.25MHz, in application circuit, (unless otherwise noted, VINRF antenna input). Symbol Parameter Test Condition Min. Typ. Max. Unit |
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