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PCM1737EG4 Datasheet(PDF) 4 Page - Texas Instruments |
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PCM1737EG4 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 32 page ® 4 PCM1737 PIN CONFIGURATION Top View SSOP PIN NAME I/O DESCRIPTION 1 LRCK I Left/Right Word Clock(1) 2 DATA I Data In for Left/Right Channels(1) 3 BCLK I Bit Clock(1) 4 CLKO O System Clock Output 5 SCLK I System Clock Input(1) 6VSS — Digital Ground 7VDD — Digital Supply, +3.3V. 8 TEST1 I Test Pin(2). Must be connected to ground (VSS). 9 TEST2 I Test Pin(2). Must be connected to ground (VSS). 10 VCCR — Analog Supply for Right Channel, +5V 11 GNDR — Analog Ground for Right Channel 12 VCOMR — Common for Right Channel 13 VOUTR O Analog Output for Right Channel 14 GNDA — Analog Ground 15 VCCA — Analog Supply, +5V 16 VOUTL O Analog Output for Left Channel 17 VCOML — Common for Left Channel 18 GNDL — Analog Ground for Left Channel 19 VCCL — Analog Supply for Left Channel, +5V 20 NC — Not Connected 21 NC — Not Connected 22 RSTB I Reset, Active Low(2). 23 ZEROL O Zero Flag for Left Channel 24 ZEROR O Zero Flag for Right Channel 25 MDO O Mode Data Out(3) 26 MDI I Mode Data In(2) 27 MC I Mode Clock(2) 28 ML I Mode Latch(2) NOTES: (1) Schmitt-Trigger input, 5V tolerant. (2) Schmitt-Trigger input with internal pull-down, 5V tolerant. (3) Tri-state output. PIN ASSIGNMENTS BLOCK DIAGRAM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 LRCK DATA BCLK CLKO SCLK V SS V DD TEST1 TEST2 V CCR GNDR V COMR V OUTR GNDA ML MC MDI MDO ZEROR ZEROL RSTB NC NC V CCL GNDL V COML V OUTL V CCA PCM1737E Audio Serial I/F DAC PCM1737 4x/8x Oversampling Digital Filter with Function Controller Enhanced Multi-level Delta-Sigma Modulator Output Amp and Low-Pass Filter DAC BCLK LRCK DATA Mode Control I/F System Clock Manager Zero Detect Power Supply TEST1 TEST2 RSTB ML MC MDI MDO V OUTL V COML SCLK System Clock CLKO Output Amp and Low-Pass Filter V OUTR V COMR |
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