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TEF6890H Datasheet(PDF) 12 Page - NXP Semiconductors |
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TEF6890H Datasheet(HTML) 12 Page - NXP Semiconductors |
12 / 55 page 2003 Oct 21 12 Philips Semiconductors Product specification Car radio integrated signal processor TEF6890H Stereo decoder and AM path Vo(FM)(rms) FM mono output voltage (RMS value) on pins LFOUT and RFOUT fFMMPX = 1 kHz; 91% FM modulation without pilot (VFMMPX = 698 mV) 750 950 1200 mV Vo(AM)(rms) AM output voltage (RMS value) on pins LFOUT and RFOUT fAM = 1 kHz; VAM = 870 mV; 90% AM modulation 800 1080 1360 mV Gi input gain on pins FMMPX, MPXRDS and AM see Table 37 ING[1:0] = 00; all inputs − 0 − dB ING[1:0] = 01; all inputs − 3 − dB ING[1:0] = 10; all inputs − 6 − dB ING[1:0] = 11; FMMPX − 23.5 − dB ING[1:0] = 11; MPXRDS and AM − 0 − dB α cs channel separation fFMMPX = 1 kHz 40 −− dB gc(L-R) roll-off correction for coarse adjustment of separation see Table 21; measure 1 kHz level for L − R modulation; compare to 1 kHz level for L + R modulation CSR[1:0] = 00 − 0 − dB CSR[1:0] = 01 − 0.4 − dB CSR[1:0] = 10 − 0.8 − dB CSR[1:0] = 11 − 1.2 − dB gf(L-R) stereo adjust for fine adjustment of separation see Table 22; measure 1 kHz level for L − R modulation; compare to 1 kHz level for L + R modulation CSA[3:0] = 0000 − 0 − dB CSA[3:0] = 0001 − 0.2 − dB : − : − dB CSA[3:0] = 1110 − 2.8 − dB CSA[3:0] = 1111 − 3.0 − dB S/N signal-to-noise ratio fFMMPX = 20 Hz to 15 kHz; referenced to 1 kHz at 91% FM modulation; DEMP = 1 ( τde-em =50 µs) 75 −− dB THD total harmonic distortion FM mode fFMMPX = 1 kHz −− 0.3 % VFMMPX = 50%; L; pilot on −− 0.3 % VFMMPX = 50%; R; pilot on −− 0.3 % Vo(bal) mono channel balance FM mode −1 − +1 dB α19 pilot signal suppression 9% pilot; fpilot = 19 kHz; referenced to 1 kHz at 91% FM modulation; DEMP = 1 ( τde-em =50 µs) 40 50 − dB SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT V oL V oR ---------- |
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