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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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CS42L92 датащи(PDF) 13 Page - Cirrus Logic |
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CS42L92 датащи(HTML) 13 Page - Cirrus Logic |
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13 / 333 page  13 DS1162F2 CS42L92 3 Characteristics and Specifications Analog input paths (IN1xx, IN2xx) to ADC (Differential Input, Mid Power Mode) SNR, defined in Table 3-1 A-weighted — 88 — dB THD, defined in Table 3-1 –7 dBV input — –81 — dB THD+N, defined in Table 3-1 –7 dBV input — –80 — dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 96 — dB Input-referred noise floor A-weighted, PGA gain = +20 dB — 4.79 — VRMS CMRR, defined in Table 3-1 PGA gain = +30 dB PGA gain = 0 dB — — 73 81 — — dB dB PSRR (DBVDD, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 93 75 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 97 81 — — dB dB DAC to line output (HPOUT1x, HPOUT2x; Load = 10 k , 50 pF) Full-scale output signal level 0 dBFS input — — 1 0 — — VRMS dBV SNR, defined in Table 3-1 A-weighted, output signal = 1 VRMS — 125 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input 108 117 — dB THD+N, defined in Table 3-1 0 dBFS input — –100 –90 dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 95 — dB Output noise floor A-weighted — 0.7 — VRMS PSRR (DBVDD, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 105 81 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 108 81 — — dB dB DAC to headphone output (HPOUT1x, HPOUT2x; RL =32 ) Maximum output power 0.1% THD+N — 33 — mW SNR, defined in Table 3-1 A-weighted, output signal = 1 VRMS — 125 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input 108 117 — dB THD+N, defined in Table 3-1 PO = 20 mW — –100 –90 dB THD+N, defined in Table 3-1 PO = 2 mW — –96 — dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 105 — dB Output noise floor A-weighted — 0.6 — VRMS PSRR (DBVDD, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 126 103 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 128 105 — — dB dB DAC to headphone output (HPOUT1x, HPOUT2x; RL =16 ) Maximum output power 0.1% THD+N — 46 — mW SNR, defined in Table 3-1 A-weighted, output signal = 1 VRMS — 125 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input 108 117 — dB THD+N, defined in Table 3-1 PO = 20 mW — –97 –90 dB THD+N, defined in Table 3-1 PO = 2 mW — –95 — dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 97 — dB Output noise floor A-weighted — 0.6 — VRMS PSRR (DBVDD, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 127 107 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 127 108 — — dB dB DAC to headphone output (HPOUT1L+HPOUT1R, HPOUT2L+HPOUT2R; Stereo differential output, RL =32 BTL) Maximum output power 0.1% THD+N — 109 — mW SNR, defined in Table 3-1 A-weighted, output signal = 2 VRMS — 127 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input — 115 — dB THD+N, defined in Table 3-1 PO = 75 mW — –100 — dB THD+N, defined in Table 3-1 PO = 5 mW — –97 — dB Output noise floor A-weighted — 0.36 — VRMS PSRR (DBVDD, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 120 90 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 120 90 — — dB dB Table 3-9. Input/Output Path Characteristics (Cont.) Test conditions (unless specified otherwise): DBVDD = CPVDD1 = AVDD = 1.8 V, DCVDD = FLLVDD = CPVDD2 = 1.2 V; MICVDD = 3.1 V (powered from internal LDO); TA = +25ºC; 1 kHz sinusoid signal; Fs = 48 kHz; PGA gain = 0 dB, 24-bit audio data. Parameter Min Typ Max Units |
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