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TDA1596 Folha de dados(PDF) 7 Page - NXP Semiconductors |
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TDA1596 Folha de dados(HTML) 7 Page - NXP Semiconductors |
7 / 20 page April 1991 7 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1596 CHARACTERISTICS f = 10.7 MHz; VP = V1-15 = 8.5 V; VI = V18(rms) = 1 mV; Tamb = 25 °C; measured in the circuit of Fig.3; tuned circuit at pins 9, 10 aligned for symmetrical stop pulses; all voltages are referred to ground (pin 15); unless otherwise specified PARAMETER SYMBOL MIN. TYP. MAX. UNIT Supplies Supply voltage VP = V1 7.5 8.5 12.0 V Supply current at I2 = I7 = 0 mA I1 − 20 26 mA FM demodulator Input impedance R9-10 25 40 55 k Ω C9-10 − 6 − pF DC output voltage (no-signal condition) at V9, 10(p-p) ≤ 100 µV; V18(rms) ≤ 5 µVV4 2.75 3.10 3.45 V Output impedance R4-15 − 400 −Ω Mute attenuator control voltage Control voltage (pin 14) at V18(rms) ≤ 5 µVV14 − 2.0 − V at V18(rms) = 1 mV V14 − 3.45 − V Output impedance (pin 14) R14-15 −− 2.0 M Ω Level shift input (pin 2) internal bias voltage at I2 = 0 mA V2 − 1.4 − V input impedance R2-15 15 −− k Ω Internal muting (Fig.4) Internal attenuation of signals ± 22.5 kHz ≤ detuning ≤ ± 80 kHz A = 20log[ ∆V 4(FM mute-off)/∆V4(FM)] at V14 ≥ 1 V5 A − 0 − dB at V14 = 0.77 V5 A 1.5 3.0 4.5 dB at V14 = 0.55 V5 A − 20 − dB Attack and decay (pin 14) Pin 11 connected to ground * charge current + I 14 − 8 −µA discharge current −I 14 − 120 −µA Pin 11 connected to Vref charge current + I 14 − 100 −µA discharge current −I 14 − 120 −µA |
Nº de peça semelhante - TDA1596 |
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Descrição semelhante - TDA1596 |
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