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CS47L35 数据表(PDF) 13 Page - Cirrus Logic |
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CS47L35 数据表(HTML) 13 Page - Cirrus Logic |
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13 / 300 page  13 DS1085F3 CS47L35 3 Characteristics and Specifications Analog input paths (INnLP, INnRP) to ADC (Single-Ended Input Mode) SNR (A-weighted), defined in Table 3-1 48-kHz sample rate 16-kHz sample rate (wideband voice) 89 — 99 102 — — dB dB THD, defined in Table 3-1 –7dB V input — –86 — dB THD+N, defined in Table 3-1 –7dB V input — –85 –75 dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 100 — dB Input-referred noise floor A-weighted, PGA gain = +20 dB — 4 — VRMS PSRR (DBVDDn, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 77 50 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 95 65 — — dB dB PSRR (SPKVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 100 80 — — dB dB DAC to line output (HPOUTL, HPOUTR; 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 — 122 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input 105 115 — dB THD, defined in Table 3-1 0 dBFS input — –95 — dB THD+N, defined in Table 3-1 0 dBFS input — –93 –83 dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 100 — dB Output noise floor A-weighted — 0.8 — VRMS PSRR (DBVDDn, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 100 73 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 105 80 — — dB dB PSRR (SPKVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 110 100 — — dB dB DAC to headphone output (HPOUTL, HPOUTR; RL =32 ) Maximum output power 0.1% THD+N — 30 — mW SNR, defined in Table 3-1 A-weighted, output signal = 1 VRMS — 122 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input 105 115 — dB THD, defined in Table 3-1 PO = 20 mW — –93 — dB THD+N, defined in Table 3-1 PO = 20 mW — –91 — dB THD, defined in Table 3-1 PO = 2 mW — –92 — dB THD +N, defined in Table 3-1 PO = 2 mW — –90 –80 dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 100 — dB Output noise floor A-weighted — 0.8 — VRMS PSRR (DBVDDn, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 100 73 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 105 80 — — dB dB PSRR (SPKVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 110 100 — — dB dB DAC to headphone output (HPOUTL, HPOUTR; RL =16 ) Maximum output power 0.1% THD+N — 39 — mW SNR, defined in Table 3-1 A-weighted, output signal = 1 VRMS — 122 — dB Dynamic range, defined in Table 3-1 A-weighted, –60 dBFS input 105 115 — dB THD, defined in Table 3-1 PO = 20 mW — –89 — dB THD+N, defined in Table 3-1 PO = 20 mW — –88 — dB THD, defined in Table 3-1 PO = 2 mW — –92 — dB THD+N, defined in Table 3-1 PO = 2 mW — –90 –80 dB Channel separation (L/R), defined in Table 3-1 100 Hz to 10 kHz — 100 — dB Output noise floor A-weighted — 0.8 — VRMS PSRR (DBVDDn, CPVDD1, AVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 100 73 — — dB dB PSRR (DCVDD, FLLVDD, CPVDD2), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 105 80 — — dB dB PSRR (SPKVDD), defined in Table 3-1 100 mV (peak-peak) 217 Hz 100 mV (peak-peak) 10 kHz — — 110 100 — — dB dB Table 3-9. Input/Output Path Characteristics (Cont.) Test conditions (unless specified otherwise): DBVDD1 = DBVDD2 = CPVDD1 = AVDD = 1.8 V, DCVDD = FLLVDD = CPVDD2 = 1.2 V; MICVDD = 2.5 V (powered from internal LDO); SPKVDD = 4.2 V; 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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