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SAA7811HL Datasheet(PDF) 5 Page - NXP Semiconductors |
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SAA7811HL Datasheet(HTML) 5 Page - NXP Semiconductors |
5 / 20 page 1999 Oct 05 5 Philips Semiconductors Preliminary specification Single-chip DVD-ROM SAA7811HL PINNING See note 1 SYMBOL PIN DESCRIPTION VDDD1(3P) 1 pad digital supply (3.3 V) VSSD1(3P) 2 pad digital ground (3.3 V) T1 3 tacho 1 input, tcb_tck_pregate T2 4 tacho 2 input T3 5 tacho 3 input DAC/RP 6 DAC differential output right (positive)/debug signal from MACE (opc_int) DAC/RN 7 DAC differential output right (negative)/debug signal from MACE (servo_int) DAC_VPOS 8 DAC Vref (positive) DAC_VNEG 9 DAC Vref (negative) DAC_LP 10 DAC differential output left (positive)/debug signal from MACE (dakota_int0) DAC_LN 11 DAC differential output left (negative)/debug signal from MACE (dakota_int1) TEST1 12 test input, tcb_tms and tcb_tdi connected to an internal pull-down resistor TEST2 13 test input, tcb_trstn connected to an internal pull-down resistor CRIN 14 clock input CROUT 15 clock output VDDA 16 analog supply (3.3 V) VSSA 17 analog supply ground HFIN_DN 18 differential HF in (negative) HFIN_DP 19 differential HF in (positive) HFIN_SE 20 single-ended HF in (AGC) VCOM 21 common mode reference signal (DVDalas2plus) Iref 22 analog current reference WREFLO 23 Vref low; connect to VSSA via capacitor TEST3 24 test input; connect to VSSA VSSA 25 analog supply ground VDDA 26 analog supply (3.3 V) SIN_PHI 27 sine input from hall detectors COS_PHI 28 cosine input from hall detectors TEST4 29 test input; connect to VSSA XDET 30 auxiliary ADC input ACT_EMFP 31 EMF of the actuator; positive input ACT_EMFN 32 EMF of the actuator; negative input TEST5 33 test input; connect to VSSA TEST6 34 test input; connect to VSSA TEST7 35 test input; connect to VSSA UOPB 36 decoupling point for ADC ladder UOPT 37 upper reference voltage for ADC ladder ALPHA0 38 gain control for TZA1030 (DROPPI) VSSA 39 analog supply ground |
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