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TEA1083 Scheda tecnica(PDF) 10 Page - NXP Semiconductors |
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TEA1083 Scheda tecnica(HTML) 10 Page - NXP Semiconductors |
10 / 20 page March 1994 10 Philips Semiconductors Product specification Call progress monitor for line powered telephone sets TEA1083; TEA1083A CHARACTERISTICS VSUP = 3.6 V; VSS = 0 V; ISUP = 15 mA; VSUP = 0 V (RMS); f = 800 Hz; Tamb = 25 °C; PD = LOW; LSE = HIGH; loudspeaker amplifier load = 50 Ω; all measurements taken in test circuit Fig.10; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply VSUP Minimum DC input voltage − VBB + 0.6 − V VSUP−SREF Internal reference voltage 400 500 600 mV VBB Stabilized supply voltage ISUP = 15 mA 2.75 2.95 3.15 V ∆V BB Variation of supply voltage from ISUP = 15 to 120 mA − 15 − mV ∆V BB/∆T Variation of supply voltage with temperature, referred to 25 °C Tamb = −25 to +75 °C; Isup = 15 mA −±0.2 − mV/K ISUP Minimum operating current − 2.5 4.0 mA THD Distortion of AC signal between SUP and VEE VSUP(RMS) = 1 V − 0.3 − % Vno(RMS) Noise between SUP and VEE (RMS value) psophometrically weighted (P53 curve) −−71 − dBmp Current consumption in power-down condition PD = HIGH ISUP VSUP = 3.6 V − 50 75 µA IBB VBB = 2.95 V − 400 550 µA Loudspeaker amplifier inputs LSI1 and LSI2 Zi input impedance (LSI1 and LSI2) single ended 7.5 9.5 11.5 k Ω differential (LSI1 to LSI2) 15 19 23 k Ω Gv Voltage gain from LSI1/2 to QLS ISUP = 15 mA; Vi = 2 mV (RMS) 34 35 36 dB ∆G v Total gain variation with input signal from 2 mV(RMS) to 10 mV(RMS) − 0.2 − dB ∆G/∆T Total gain variation with temperature referred to 25 °C Tamb = −25 to +75 °C −±0.4 − dB Output capabilities VO(p-p) Maximum output voltage (peak-to-peak value) THD = 3%; 50 Ω load 2.0 2.5 − V VO(p-p) Output voltage (peak-to-peak value) Vi = 10 mV(RMS); ISUP = 15 mA; VSUP−VEE = 1 V (RMS) − 1.6 − V Vno(RMS) Noise output voltage (RMS value) 1k Ω between inputs LSI1 and LSI2; psophometrically weighted (P53 curve) − 250 −µV Power-down input (PD) (TEA1083A only) VIL LOW level input voltage 0 − 0.3 V VIH HIGH level input voltage 1.5 − VBB V IPD Input current PD = HIGH − 2.3 2.8 µA |
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