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TDA1599 Fiches technique(PDF) 9 Page - NXP Semiconductors |
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TDA1599 Fiches technique(HTML) 9 Page - NXP Semiconductors |
9 / 22 page May 1994 9 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1599 OPERATING CHARACTERISTICS (TDA1599T PINNING) VP = 7.5 to 12 V; Tamb = +25 °C; FM-MUTE-ON (I7 = 0); fIF = 10.7 MHz; deviation ±22.5 kHz with fm = 400 Hz; Vi = 10 mV RMS at pin 20; de-emphasis of 50 µs; tuned circuit at pins 10 and 11 aligned for symmetrical stop pulses; measurements taken in Fig.4 unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT IF amplifier and demodulator Vi input signal for start of limiting ( −3 dB) (RMS value; pin 20) V7 = VREF; FM-MUTE-OFF 14 22 35 µV input signal for signal-to-noise ratio (RMS value) f = 250 to 15000 Hz S/N = 26 dB V7 = VREF − 15 −µV S/N = 46 dB V7 = VREF − 60 −µV S/N signal-to-noise ratio deviation ±75 kHZ − 82 − dB Vo AF output signal (RMS value; pin 4) 180 200 220 mV THD total harmonic distortion deviation ±75 kHz; without de-emphasis fm = 1 kHz; I7 = 0 without detuning − 0.1 0.3 % ±25 kHz detuning −− 0.6 % compensated via pin 3 V7 = VREF − 0.07 0.25 % ∆V4 K2 adjustment ( ∆V4 = V4(V3 = 0) − V4(V3 = VREF)) 10 −− mV α AM AM suppression on pin 4 V7 = VREF; m = 30% Vi = 0.3 to 1000 mV RMS on pin 20 46 55 − dB Vi = 1 to 300 mV RMS on pin 20 60 65 − dB Dynamic mute attenuation α = 20 log (∆V4(FM-MUTE-OFF)/∆V4(FM-MUTE-ON)) α dynamic mute attenuation deviation ±75 kHz; − 14 − dB fm = 100 kHz; V2 = 1 V Tuning stop detector ∆f detuning frequency for STOP-0 on pin 15; Fig.11 for V15 ≥ 3.5 V −− +14.0 kHz for V15 ≤ 0.3 V +22.0 −− kHz ∆f detuning frequency for STOP-1 on pin 14; Fig.10 for V14 ≥ 3.5 V −−−14.0 kHz for V14 ≤ 0.3 V −22.0 −− kHz V20 dependence on input voltage for STOP-0 and STOP-1 (RMS value) Fig.9; V14, 15 ≥ 3.5 V 250 −−µV V14, 15 ≤ 0.3 V −− 50 µV R8 internal low-pass resistance of detune detector 12 25 50 k Ω |
Numéro de pièce similaire - TDA1599 |
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Description similaire - TDA1599 |
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