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PCM1750P Datasheet(PDF) 3 Page - Texas Instruments |
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PCM1750P Datasheet(HTML) 3 Page - Texas Instruments |
3 / 21 page 3 ® PCM1750 THD+N vs FREQUENCY (Without 4X Digital Filter) Frequency (kHz) –20 –40 –60 –80 –100 0 20406080 100 V = –60dB IN V = –40dB IN IN V = 0dB IN V = –20dB THD+N vs FREQUENCY (With 4X Digital Filter) –20 –40 –60 –80 –100 0 4 8 12 16 20 24 Frequency (kHz) V = –60dB IN V = –40dB IN V = –20dB IN V = 0dB IN PIN ASSIGNMENTS PIN DESCRIPTION MNEMONIC 1 –5V Analog Supply Voltage –VA 2 +5V Analog Supply Voltage +VA 3 Serial Output (Left Channel) SOUTL 4 External Clock Input CLK 5 +5V Analog Supply Voltage +VA 6 +5V Digital Voltage Supply +VD 7 +5V Digital Voltage Supply +VD 8 Digital Common Connection DCOM 9 Analog Common Connection ACOM 10 Digital Common Connection DCOM 11 Convert Command Input CONVERT 12 Serial Output (Right Channel) SOUTR 13 +5V Analog Supply Voltage +VA 14 –5V Analog Supply Voltage –VA 15 Offset Adjust (Right Channel) OFFADJR 16 MSB Adjust (Right Channel) MSBADJR 17 Analog Voltage Input (Right Channel; ±2.75V) VINR 18 Reference Voltage Input (Right Channel) VREFINR 19 Reference Voltage Output (Right Channel) VREFOUTR 20 Analog Common Connection ACOM 21 Reference Voltage Decouple VREFCAP 22 Reference Common Connection RCOM 23 Analog Common Connection ACOM 24 Reference Voltage Output (Left Channel) VREFOUTL 25 Reference Voltage Input (Left Channel) VREFINL 26 Analog Voltage Input (Left Channel; ±2.75V) VINL 27 MSB Adjust (Left Channel) MSBADJL 28 Offset Adjust (Left Channel) OFFADJL Analog Input Voltage (VIN) .................................. –VA –0.3V to +VA + 0.3V +VA; +VD to ACOM/DCOM ............................................................ 0 to +7V –VA to ACOM/DCOM .................................................................... 0 to –7V –VA to +VA; +VD ......................................................................... 0 to +14V ACOM to DCOM .................................................................................. ±1V Digital Inputs (pins 4, 11) to DCOM ........................... –0.3V to +VD + 0.3V Power Dissipation .......................................................................... 400mW Lead Temperature, (soldering 10s) ................................................ +300 °C Max Junction Temperature .............................................................. 165 °C Thermal Resistance, θ JA: Plastic DIP ............................................ 80°C/W Thermal Resistance, θ JA: Plastic SOIC ....................................... 100°C/W NOTE: Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. Exposure to absolute maximum conditions for extended periods may affect device reliability. ABSOLUTE MAXIMUM RATINGS TYPICAL PERFORMANCE CURVES At 25 °C, and ±V A = ±5.0V; +VD = +5V, unless otherwise noted. Where relevant, specifications apply to both left and right input output channels. PACKAGE INFORMATION PACKAGE DRAWING MODEL PACKAGE NUMBER(1) PCM1750P 28-Pin Plastic DIP 215 PCM1750U 28-Pin Plastic SOIC 217 NOTE: (1) For detailed drawing and dimension table, please see end of data sheet, or Appendix D of Burr-Brown IC Data Book. The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant any BURR-BROWN product for use in life support devices and/or systems. |
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