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TDA7326 Datasheet(PDF) 3 Page - STMicroelectronics |
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TDA7326 Datasheet(HTML) 3 Page - STMicroelectronics |
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3 / 16 page  ELECTRICAL CHARACTERISTICS (Tamb =25 °C; VDD1 = 5V; VDD2 =9VfOSC = 4MHz; RISET = 68KΩ; unless otherwise specified.) Symbol Parameter Test Condition Min. Typ. Max. Unit VDD1 Supply Voltage 4.5 5.0 5.5 V VDD2 Supply Voltage 9.0 10.0 V IDD1 FM Supply Current no output load, FM mode, fin = 100MHz 10 18 25 mA IDD1 AM Supply Current no output load, AM mode, fin = 1MHz 3 5 10 mA IDD1 STB Supply Current Standby mode 3 20 µA IDD2 Supply Current 0.5 2 3 mA VREF Voltage at pin 3 3.0 3.5 4.0 V ViSET Voltage at pin 2 RiSET = 68K Ω 7.0 8.0 9.0 V RF INPUT (AMIN FMIN) fiAM Input Frequency AM Direct Mode, Vin = 50mV 0.5 20 MHz Swallow Mode, Vin = 50mV 16 40 MHz fiFM Input Frequency FM Sinus, Vin = 50mV 30 140 MHz ViAM Input Voltage AM Direct Mode 0.6 to 16MHz (Sinus) 40 600 mVrms Swallow Mode 16 to 40MHz (Sinus) 40 600 mVrms ViFM Input Voltage FM 70 to 120MHz (Sinus) 30 600 mVrms Zin Input Impedance FM fin = 120MHz 200 Ω Zin Input Impedance AM fin = 12MHz 1400 Ω OSCILLATOR fOSC Oscillator Frequency 4 MHz tbu Built Up Time Euro-Quartz ITT 100 ms Cin Internal Capacitance 9 pF COUT Internal Capacitance 9 pF Zin Input Impedance 4 15 K Ω Vin Input Voltage 0.5 VDD1 Vpp PLL CHARACTERISTICS fstep Step Width AM 1/2.5 KHz fstep Step Width FM 12.5/25 KHz fref Ref Frequency AM 1/2.5 KHz fref Ref Frequency FM 12.5/25 KHz LOOP FILTER INPUT (LPIN1,LPIN2 = PIN 15,16) -Iin Input Leakage Current VIN = VSS; Phase Detector Output = Tristate -1 -0.1 µA Iin Input Leakage Current VIN = VDD; Phase Detector Output = Tristate 0.1 +1 µA TDA7326 3/16 |
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