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TEF6721HL Datasheet(PDF) 2 Page - NXP Semiconductors |
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TEF6721HL Datasheet(HTML) 2 Page - NXP Semiconductors |
2 / 45 page 9397 750 15042 © Koninklijke Philips Electronics N.V. 2005. All rights reserved. Product data sheet Rev. 03 — 19 July 2005 2 of 45 Philips Semiconductors TEF6721HL Car radio tuner front-end for digital IF s Inductor Capacitor (LC) tuner oscillator providing mixer frequencies for FM and AM mixers s Crystal oscillator providing reference frequencies for synthesizer PLL and timing for Alternative Frequency (AF) updating s Optional crystal oscillator frequency pulling possibility via I2C-bus s Fast synthesizer PLL tuning system with local control for inaudible AF updating s Timing function for AF updating algorithm and control signal output for interfacing with IF DSP s Three hardware programmable I2C-bus addresses; pin BUSENABLE; two software controlled flag outputs s Several test modes for fast Integrated Circuit (IC) tests. 3. Quick reference data Table 1: Quick reference data Symbol Parameter Conditions Min Typ Max Unit VDDA(n) analog supply voltages 1to5 8 8.5 9 V VDDA6 analog supply voltage 6 4.75 5 5.25 V VDDD digital supply voltage 4.75 5 5.25 V IDDA(n) sum of analog supply currents 1 to 5 FM Japan mode 35 44 55 mA AM mode 28 38 48 mA IDDA6 analog supply current 6 FM Japan mode 2.2 3.2 4.3 mA AM mode 10 14 18 mA IDDD digital supply current FM Japan mode 23 30 39 mA AM mode 17 23 30 mA fAM(ant) AM input frequency LW 0.144 - 0.288 MHz MW 0.522 - 1.710 MHz SW 5.73 - 9.99 MHz fFM(ant) FM input frequency 64 - 108 MHz fFM(WB)(ant) FM weather band input frequency 162.4 - 162.55 MHz Tamb ambient temperature −40 - +85 °C AM overall system parameters (based on 15 pF/60 pF dummy aerial; m = 0.3; 2.5 kHz audio bandwidth in IF DSP; voltages in RMS value at input of dummy aerial); see Figure 9 Vi(RF)(IFAGC) RF input voltage for start of IF AGC first step - 5.5 - mV second step - 11 - mV third step - 22 - mV Vi(RF)(RFAGC) RF input voltage for start of RF AGC in-band; m = 0 - 31 - mV wideband; m = 0 AGC[1:0] = 00 - 92 - mV AGC[1:0] = 01 - 126 - mV AGC[1:0] = 10 - 168 - mV AGC[1:0] = 11 - 210 - mV α26dB sensitivity f = 990 kHz - 42 - µV |
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