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CS61584A 数据表(PDF) 39 Page - Cirrus Logic |
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CS61584A 数据表(HTML) 39 Page - Cirrus Logic |
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39 / 54 page ![]() CS61584A DS261PP5 39 DS261PP5 11. PIN DESCRIPTIONS Power Supplies AGND - Analog Ground (PLCC pin 33; TQFP pin 23) Analog supply ground pin. AV+ - Analog Power Supply (PLCC pin 34; TQFP pin 24) Analog supply pin for internal bandgap reference, oscillator, and timing generation circuits. BGREF - Bandgap Reference (PLCC pin 32; TQFP pin 22) This pin is used by the internal bandgap reference and must be connected to ground by a 4.99 k Ω ±1% resistor to provide an internal current reference. DGND1, DGND2, DGND3 - Digital Ground (PLCC pins 1, 18, 67; TQFP pins 57, 9, 55) Power supply ground pins for the digital circuitry of both channels. DV+ - Digital Power Supply (PLCC pin 68; TQFP pin 56) Power supply pin for the digital circuitry of both channels. 41 43 45 47 33 35 37 39 7 5 3 1 15 13 11 9 17 19 21 23 25 27 29 31 63 61 59 57 55 53 51 49 8 6 4 2 16 14 12 10 18 20 22 24 26 28 30 32 42 44 46 48 34 36 38 40 64 62 60 58 56 54 52 50 CS61584A 64-pin TQFP Top View DGND1 AD3 AD2 AD1 TGND1 TRING1 SAD4 P/S RTIP1 RRING1 RV+1 RGND1 DGND2 J-TDI TTIP1 TV+1 TPOS1(TDATA1) TNEG1(AIS1) SAD6 J-TDO RCLK1 RPOS1(RDATA1) RNEG1(BPV1) TCLK1 AD0 RD(DS) INT CS MODE BGREF AGND AV+ DGND1 not used SPOL SDI TGND1 TRING1 ZTX1 P/S RTIP1 RRING1 RV+1 RGND1 DGND2 J-TDI TTIP1 TV+1 TPOS1(TDATA1) TNEG1(AIS1) LOS1 J-TDO RCLK1 RPOS1(RDATA1) RNEG1(BPV1) TCLK1 SDO SCLK INT CS MODE BGREF AGND AV+ DGND1 CON01 TAOS2 TAOS1 TGND1 TRING1 PD1 ATTEN0 RTIP1 RRING1 RV+1 RGND1 DGND2 J-TDI TTIP1 TV+1 TPOS1 TNEG1 LOS1 J-TDO RCLK1 RPOS1 RNEG1 TCLK1 LLOOP RLOOP2 RLOOP1 ATTEN1 MODE BGREF AGND AV+ Hardware Mode Host Mode Serial Port Host Mode Parallel Port DV+ DGND3 CON02 CON11 CON12 CON21 CON22 CON31 RCLK2 RPOS2 RNEG2 TCLK2 TPOS2 TNEG2 LOS2 CON32 J-TCK J-TMS TTIP2 TV+2 TGND2 TRING2 PD2 CLKE RTIP2 RRING2 RV+2 RGND2 1XCLK XTALOUT REFCLK RESET DV+ DGND3 not used not used not used not used not used not used RCLK2 RPOS2(RDATA2) RNEG2(BPV2) TCLK2 TPOS2(TDATA2) TNEG2(AIS2) LOS2 not used J-TCK J-TMS TTIP2 TV+2 TGND2 TRING2 ZTX2 IPOL RTIP2 RRING2 RV+2 RGND2 1XCLK XTALOUT REFCLK RESET DV+ DGND3 AD4 AD5 AD6 AD7 ALE(AS) WR(R/W) RCLK2 RPOS2(RDATA2) RNEG2(BPV2) TCLK2 TPOS2(TDATA2) TNEG2(AIS2) SAD7 BTS J-TCK J-TMS TTIP2 TV+2 TGND2 TRING2 SAD5 IPOL/DTACK RTIP2 RRING2 RV+2 RGND2 1XCLK XTALOUT REFCLK RESET Hardware Mode Host Mode Serial Port Host Mode Parallel Port Pins labeled as “not used” should be tied to ground. CS61584A DS261F1 39 |
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