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TDA7515 Folha de dados(PDF) 3 Page - STMicroelectronics |
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TDA7515 Folha de dados(HTML) 3 Page - STMicroelectronics |
3 / 7 page TDA7515 Block diagram and pin description 3/7 Table 1. Pin description Pin No. Pin Name Function 1 AMRFAGCin AM AGC input for RF detection 2 AMRFAGCout AM AGC output for RF AGC 3 AMPINDR AM AGC pin-diode driver 4 FMPINDR FM AGC pin-diode driver 5 FMIN1 FM mixer input 1 6 RFGND RF ground 7 FMIN2 FM mixer input 2 8 FMAGCTC FM AGC time constant 9 TV1 Tuning voltage 1 output 10 TV2 Tuning voltage 2 output 11 VCCVCO Supply voltage VCO 12 GNDVCO VCO ground 13 VCOB Base VCO 14 VCOE Emitter VCO 15 VPLL PLL supply voltage 16 LPAM/SW OP AMP input to PLL loop filter AM / switch output (optional) 17 LPOUT OPAMP output to PLL loop filter 18 LPREF Voltage reference for PLL 19 LPFM OP AMP input to PLL loop filter FM 20 LPHC High current PLL loop filter 21 GNDPLL PLL ground 22 SCL Bus connection (IIC clock) 23 SDA Bus connection (IIC data) 24 IFAMAGCTC Time constant for AM IF AGC 25 Fref- Reference frequency input 26 Fref+ Reference frequency input 27 Vref Reference voltage 5V 28 DAGC Digital keying AGC input 29 IFGND IF ground 30 IFOUT2 IF amplifier output 31 IFOUT1 IF amplifier output 32 VCCIF Supply voltage for IF output 33 IFAGCTC IF AGC time constant 34 VCC Supply voltage 35 IFINAM IF input for narrowband AM 36 GND Ground 37 IFIN1 IF Input - signal 38 IFIN2 IF Input - blocked 39 MIXOUT1 Mixer output 40 MIXOUT2 Mixer output 41 AMAGCTC AM AGC time constant 42 FMIFAGCin IF input for FM AGC 43 AMIN2 AM RF input 44 AMIN1 AM RF input |
Nº de peça semelhante - TDA7515_06 |
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Descrição semelhante - TDA7515_06 |
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