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PCM4204PAPR Datasheet(PDF) 7 Page - Texas Instruments |
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PCM4204PAPR Datasheet(HTML) 7 Page - Texas Instruments |
7 / 38 page PCM4204 SBAS327A − JUNE 2004 − REVISED SEPTEMBER 2004 www.ti.com 7 Terminal Functions TERMINAL PIN NO. NAME I/O DESCRIPTION 1 VIN1− Input Channel 1 Analog Input, Inverting 2 VIN1+ Input Channel 1 Analog Input, Non-inverting 3 NC — No Internal Connection 4 NC — No Internal Connection 5 VCC1 Power Analog Supply, +5V Nominal 6 AGND1 Ground Analog Ground 7 BGND1 Ground Substrate Ground 8 DGND1 Ground Digital Ground 9 VDD1 Power Digital Supply, +3.3V Nominal 10 RST Input Reset/Power Down (Active Low with internal pull-up to VDD1) 11 TEST Input Test Pin (Active High with internal pull-down to DGND) 12 FS0 Input Sampling Mode 13 FS1 Input Sampling Mode 14 FS2 Input Sampling Mode 15 SCKI Input System Clock 16 BGND2 Ground Substrate Ground 17 S/M Input Audio Serial Port Slave/Master Mode (0 = Master, 1 = Slave) 18 FMT0 Input Audio Data Format 19 FMT1 Input Audio Data Format 20 FMT2 Input Audio Data Format 21 NC — No Internal Connection 22 DGND2 Ground Digital Ground 23 VDD2 Power Digital Supply, +3.3V Nominal 24 DSDCLK I/O DSD Data Clock 25 DSD1 I/O Channel 1 DSD Data 26 DSD2 I/O Channel 2 DSD Data 27 DSD3 I/O Channel 3 DSD Data 28 DSD4 I/O Channel 4 DSD Data 29 BCK I/O Audio Serial Port Bit Clock 30 LRCK I/O Audio Serial Port Left/Right (or Word) Clock 31 SDOUT1 Output PCM Data for Channels 1 and 2(1) 32 SDOUT2 Output PCM Data for Channels 3 and 4(1) 33 BGND3 Ground Substrate Ground 34 CLIP1 Output Channel 1 Clipping Flag (Active High) 35 CLIP2 Output Channel 2 Clipping Flag (Active High) 36 CLIP3 Output Channel 3 Clipping Flag (Active High) 37 CLIP4 Output Channel 4 Clipping Flag (Active High) 38 HPFD Input High-Pass Filter Disable (Active High) 39 SUB Input TDM Sub-Frame Assignment (0 = SF 0, 1 = SF 1) 40 VDD3 Power Digital Supply, +3.3V Nominal (1) For TDM formats, SDOUT1 carries data for all four channels, while SDOUT2 is driven low. |
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