Philips DVDR615 - Page 158

Circuit-, IC descriptions and list of abbreviations
EN 158 DVDR615/699.
Figure 9-30
PIN DESCRIPTION
PIN SYMBOL DESCRIPTION PIN SYMBOL DESCRIPTION
1 HU+ positive Hall input U 56 COSC ex t. capacitor for int. oscillator
2 HU - negative Hall input U 55 DIODE diode for temperature readout
3 HV+ positive Hall input V 54 GNDDIO temperature diode ground
4 HV - negative Hall input V 53 INLD loading driver input
5 HW+ positive Hall input W 52 I NFCS focus driver input
6 HW - negative Hall input W 51 INTRK tracking driver input
7 HBIAS Hall element bias 50 INTLT tilting driver input
8 RREF ext. res. for current reference 49 VDDLD loading driver power supply
9 REMF ext. res. for EMF regeneration 48 OUTLD+ loading driver positive output
10 RLIM ext. res. for current limit 47 OUTLD - loading driver negative output
11 GNDSPN1 spindle driver power ground 1 46 OUTFCS+ focus driver positive output
12 U spindle driver output U 45 OUTFCS - focus driver negative output
13 VDDSPN1 spindle driver power supply 1 44 GNDACT actuator drivers power
ground
14 V spindle driver output V 43 VDDACT actuator drivers power supply
15 GNDSPN2 spindle driver power ground 2 42 OUTTRK+ tracking driver pos. output
16 Ws pindle driver output W 41 OUTTRK - tracking driver neg. output
17 VDDSPN2 spindle driver power supply 2 40 OUTTLT+ tilting driver pos. output
18 FG frequency generator output 39 OUTTLT - tilting driver neg. output
19 GNDDIG ground supply 38 CURSLD1 sled d river 1 current sense
20 INSPN spindle driver input 37 OUTSLD1+ sled driver 1 positive output
21 REF reference input voltage 36 OUTSLD1 - sled driver 1 negative output
22 VDDANA system supply voltage 35 CURSLD2 sled driver 2 current sense
23 CP1 charge pump cap. conn. 1 34 OUTSLD2+ sled driver 2 positive output
24 CP2 charge pump cap. conn. 2 33 OUTSLD2 - sled driver 2 negative output
25 CAPY charge pump output voltage 32 VDDSLD sled driver power supply
26 CTL1 driver logic control input 1 31 GNDANA gr ound supply
27 CTL2 driver logic control input 2 30 INSLD2 sled driver 2 input
28 TEMP thermal warning 29 INSLD1 sled driver 1 input
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