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TDA9897 датащи(PDF) 5 Page - NXP Semiconductors |
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TDA9897 датащи(HTML) 5 Page - NXP Semiconductors |
5 / 103 page TDA9897_TDA9898_3 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 03 — 11 January 2008 5 of 103 NXP Semiconductors TDA9897; TDA9898 Multistandard hybrid IF processing (S/N)w(AF) AF weighted signal-to-noise ratio “ITU-R BS.468-4” FM: 27 kHz FM deviation; 50 µs de-emphasis; vision carrier unmodulated; FM PLL only 48 56 - dB AM: BP off 44 50 - dB PSRR power supply ripple rejection fripple = 70 Hz; see Figure 11 14 20 - dB Vo(RMS) RMS output voltage IF intercarrier single-ended to GND; SC1 on; SC2 off 90 140 180 mV IF intercarrier single-ended to GND; L standard; without modulation; BP on; W7[5] = 0 45 70 90 mV FM sound part Vi(FM)(RMS) RMS FM input voltage gain controlled operation; W1[1:0] = 10 or W1[1:0] = 11 or W1[1:0] = 01; see Figure 15 2 - 300 mV ∆I AFC/∆fRIF change of AFC current with RIF frequency AFC radio mode [6] 0.85 1.05 1.25 µA/kHz αAM AM suppression referenced to 27 kHz FM deviation; 50 µs de-emphasis; AM: f = 1 kHz; m = 54 % 35 46 - dB Digital TV signal processing Digital direct IF Vo(dif)(p-p) peak-to-peak differential output voltage between pin OUT2A and pin OUT2B [7] W4[7] = 0 - 1.0 1.1 V W4[7] = 1 - 0.50 0.55 V GIF(max) maximum IF gain output peak-to-peak level to input RMS level ratio [8] -83 - dB GIF(cr) control range IF gain [8] 60 66 - dB PSRR power supply ripple rejection residual spurious at nominal differential output voltage dependent on power supply ripple [8] fripple =70Hz - 60 - dB fripple = 20 kHz - 60 - dB Digital low IF Vo(dif)(p-p) peak-to-peak differential output voltage between pin OUT1A and pin OUT1B; W4[7] = 0 [7] -2 -V GIF(max) maximum IF gain output peak-to-peak level to input RMS level ratio [8] -89 - dB GIF(cr) control range IF gain [8] 60 66 - dB fsynth synthesizer frequency see Table 35 and Table 36 ---MHz Table 1. Quick reference data …continued VP =5V; Tamb =25 °C. Symbol Parameter Conditions Min Typ Max Unit |
Аналогичный номер детали - TDA9897 |
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Аналогичное описание - TDA9897 |
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