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PCM5142PW Datasheet(PDF) 1 Page - Texas Instruments |
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PCM5142PW Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 110 page  Current Segment DAC Zero Data Detector PLL Clock Charge Pump VCom POR Clock Halt Detection Advanced Mute Control MCK BCK LRCK CAPP CAPM VNEG UVP/XSMT LINE OUT DOUT (I 2S) (through any GPIO) PCM514x MODE1 MS/MODE2 MOSI/SDA/ATT2 MC/SCL/ATT1 GPIO6/FLT MISO/ADR1/FMT GPIO Power Supply CPVDD (3.3V) AVDD (3.3V) DVDD (1.8V or 3.3V) GND Program RAM Digital Volume Control DIN (I 2S) Current Segment DAC SPI/I 2C GPIO5/ATT0 GPIO4/MAST GPIO3/AGNS GPIO2/ADR2/DOUT UVP/ Reset PCM5141, PCM5142 www.ti.com SLAS759A – AUGUST 2012 – REVISED SEPTEMBER 2012 2VRMS DirectPath™, 112/106dB Audio Stereo DAC with 32-bit, 384kHz PCM Interface Check for Samples: PCM5141, PCM5142 1 FEATURES Typical Performance (3.3V Power Supply) 23 • Programmable miniDSP Parameter PCM5142 PCM5141 • Market-Leading Low Out-of-Band Noise SNR 112dB 106dB • Selectable Digital-Filter Latency and Dynamic Range 112dB 106dB Performance THD+N @ - 1dBFS –93dB –92dB • No DC Blocking Capacitors Required Full Scale Output 2.1VRMS (GND center) • Integrated Negative Charge Pump Normal 8× Oversampling Digital Filter Latency: 20tS • Internal Pop-Free Control For Sample-Rate Low Latency 8× Oversampling Digital Filter Latency: 3.5tS Changes Or Clock Halts Sampling Frequency 8kHz to 384kHz • Intelligent Muting System; Soft Up or Down System Clock Multiples (fSCK): 64, 128, 192, 256, 384, 512, 768, 1024, 1152, 1536, 2048, 3072; up to 50 MHz Ramp and Analog Mute For 120dB Mute SNR With Popless Operation • Integrated High-Performance Audio PLL With BCK Reference To Generate SCK Internally • Accepts 16-, 24-, And 32-Bit Audio Data Figure 1. PCM514x Functional Block Diagram space 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 System Two Cascade, Audio Precision are trademarks of Audio Precision. 3 DirectPath is a trademark of Texas, Instruments, Inc.. PRODUCTION DATA information is current as of publication date. Copyright © 2012, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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