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PCM1772 Datasheet(PDF) 3 Page - Texas Instruments |
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PCM1772 Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 37 page  www.ti.com ELECTRICAL CHARACTERISTICS PCM1772, PCM1773 SLES010G – SEPTEMBER 2001 – REVISED MARCH 2007 all specifications at T A = 25°C, VCC1 = VCC2 = 2.4 V, fS = 44.1 kHz, system clock = 256 fS and 24-bit data, RL = 10 kΩ, unless otherwise noted PCM1772PW, PCM1773PW, PCM1772RGA, PCM1773RGA PARAMETER TEST CONDITIONS UNIT MIN TYP MAX Resolution 24 Bits OPERATING FREQUENCY Sampling frequency (fS) 5 50 kHz System clock frequency 128 fS, 192 fS, 256 fS, 384 fS DIGITAL INPUT/OUTPUT(1)(2) 0.7 VIH Vdc VCC1 Input logic level VIL 0.3 VCC1 Vdc IIH VIN = VCC1 10 µA Input logic current IIL VIN = 0 V –10 µA 0.7 VOH IOH = –2 mA Vdc VCC1 Output logic level(3) VOL IOL = 2 mA 0.3 VCC1 Vdc DYNAMIC PERFORMANCE (LINE OUTPUT) Full-scale output voltage 0 dB 0.77 VCC2 VP-P Dynamic range EIAJ, A-weighted 90 98 dB Signal-to-noise ratio EIAJ, A-weighted 90 98 dB THD+N 0 dB 0.007% 0.015% Channel separation 70 80 dB Load resistance 10 k Ω DC ACCURACY Gain error ±2 ±8 % of FSR Gain mismatch, ±2 ±8 % of FSR channel-to-channel Bipolar zero error VOUT = 0.5 VCC1 at BPZ ±30 ±75 mV ANALOG LINE INPUT (MIXING CIRCUIT) Analog input voltage range 0.584 VCC2 VP-P Gain (analog input to line output) 0.91 Analog input impedance 10 k Ω THD+N AIN = 0.56 VCC2 (peak-to-peak) 0.1% DIGITAL FILTER PERFORMANCE Pass band 0.454 fS Stop band 0.546 fS Pass-band ripple ±0.04 dB Stop-band attenuation –50 dB Group delay 20/fS 44.1-kHz de-emphasis error ±0.1 dB ANALOG FILTER PERFORMANCE Frequency response at 20 kHz ±0.2 dB (1) Digital inputs and outputs are CMOS compatible. (2) All logic inputs are 3.3-V tolerant and not terminated internally. (3) LRCK and BCK terminals 3 Submit Documentation Feedback |
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Similar Description - PCM1772 |
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