Samsung KB9223, KB9223-L Datasheet

KB9223 / KB9223-L
OVERVIEW
PRELIMINARY
RF AMP & SERVO SIGNAL PROCESSOR
The KB9223 is a 1-chip BICMOS integrated circuit to per­form the function of RF amp and servo signal processor for compact disc player applications.It consist of blocks for RF signal processing ,focus, tracking, sled and spindle servo.Also this IC has adjustment free function and embed­ded opamp for audio post filter.
FEATURES
• RF amplifier & RF equalizer
• Focus error amplifier & servo control
• Tracking error amplifier & servo control
• Mirror & defect detector circuit
• Focus OK detector circuit
• APC(Auto Laser Power Control) circuit for constant laser power
• FE bias & focus servo offset adjustment free
• EF balance & tracking error gain adjustment free
• Embedded audio post filter
• The circuit for Interruption countermeasure
• Double speed play available
• Operating voltage range
KB9223 : 5V
80-QFP-1420C
ORDERING INFORMATION
Device Package Tempe. Range
KB9223
KB9223-L
• CD Player
• Video-CD
RELATED PRODUCT
• KS9286 Data Processor
• KS9284 Data Processor
• KA9258D/KA9259D Motor Driver
80-QFP-1420C -20°C ~ +70°C
KB9223-L : 3.4V
M/M-97-P006
1997. 10. 17
1
KB9223 / KB9223-L
BLOCK DIAGRAM
PRELIMINARY
RF AMP & SERVO SIGNAL PROCESSOR
RF-
RFO
PD1
PD2
FEBIAS
EQC
EQO
IRF
ASY
EFM
RFI
DCB
DCC2
FE1
TE1
WDCH
TRCNT
LOCK
ISTAT
59
54 22 30 29 31 38 37 36 35 51 52 58 26 28 27
73
RF Amp
74
65
Focus Error Amp
66
FE-BIAS Adjustment
63
67
F
E
EI
68
79
Tracking Error Amp E/F Balance & Gain Control
Micom Data
Interface Logic
MICOM TO SERVO CONTROL
MLT
RESET
MDATA
MCK
TZC
ATSC
FE2
FLB
Focus Phase Compensation
& Offset cancel circuit
Tracking Phase Compensation Block & Jump Pulse GEN.
AUTO SEQUENCER
PD
69
LD
70
VR
71
78
76
75
32
33
77
APC Amp
Center Voltage Amp.
RF Level AGC
&
Equalizer
EFM Comparator
LDON
ADJUSTMENT-FREE CONTROL
TM1~ TM6
BAL1~ BAL5
FS1~ FS4
PS1~ PS4
GA1~ GA5
Sled Servo Amplifier & Sled Kick GEN.
Spindle Servo LPF
( Double Speed )
Mirror Detection
2
Defect Detection Circuit
4
Built-in Post Filter Amp ( L&R )
Circuit
FOK Detection Circuit
FS3
FGD
FRSH
3
FDFCT
60
47
FE-
FEO
48
TDFCT
57
49
TE-
TEO
50
TE2
53
LPFT
55
TG2
62
TGU
61
SLO
43
SL-
44
SL+
42
46
SPDLO
SPDL-
45
SMDP
23
SMON
24
SMEF
25
FSET
6
MIRROR
39
MCP
1
FOK
40
5 15 16 13 14 19 17 12 11 9 10
RRC
GC1I
DCC1
GC1O
CH1I
CH1O
MUTEI
CH2I
GC2I
CH2O
Figure 1. Block diagram
M/M-97-P006
1997. 10. 17
GC2O
2
KB9223 / KB9223-L
PIN CONFIGURATION
PRELIMINARY
RF AMP & SERVO SIGNAL PROCESSOR
64 63 62 61 60 59 58 57 56 55 54
TG2
DVEE
65
PD1
66
PD2
67
F
68
E
69
PD
70
LD
71
VR
72
VCC
73
RF-
74
RFO
75
IRF
76
EQO
77
RFI
78
EQC
79
EI
80
GND
FEBIAS
MCP
DCB
FRSH
1 2 3 4 5 6 7 8 9
FE1
TGU
FDFCT
DCC2
DCC1
FSET
53 52 51 50 49 48 47 46 45 44 43 42 41
TE-
FE2
TDFCT
TE1
TE2
TZC
LPFT
DVDD
TEO
ATSC
FE-
FEO
KB9223
VDDA
VCCP
GC2I
10 11
CH2O
CH1O
CH1I
GC1O
GC1I
RRC
VSSP
GC2O
CH2I
12 13 14 15 16 17 18 19 20 21 22 23 24
MUTEI
SL-
SL+
SLO
SPDL-
SPDLO
ISET
VREG
WDCK
MIRROR
RESET
MDATA
VSSA
ISTAT
TRCNT
LOCK
SMEF
SMDP
SMON
SSTOP
FOK
MLT
MCK
EFM
ASY
FGD
FS3 FLB
40 39 38 37
36 35 34 33 32
31 30 29 28 27 26 25
Figure 2. Pin configuration
M/M-97-P006
1997. 10. 17
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KB9223 / KB9223-L
PIN DESCRIPTION
Table 1. PIN DESCRIPTION
Pin No. Symbol Description
1 MCP Capacitor connection pin for mirror hold 2 DCB Capacitor connection pin for defect Bottom hold 3 FRSH Capacitor connection pin for time constant to generate focus search waveform 4 DCC2 The input pin through capacitor of defect bottom hold output 5 DCC1 The output pin of defect bottom hold 6 FSET The peak frequency setting pin for focus,tracking servo and cut off frequency of CLV
LPF 7 VDDA Analog VCC for servo part 8 VCCP VCC for post filter 9 GC2I Amplifier negative input pin for gain and low pass filtering of DAC output CH2
RF AMP & SERVO SIGNAL PROCESSOR
PRELIMINARY
10 GC2O Amplifier output pin for gain and low pass filtering of DAC output CH2 11 CH2I The input pin for post filter channel2 12 CH2O The output pin for post filter channel2 13 CH1O The output pin for post filter channel1 14 CH1I The input pin for post filter channel1 15 GC1O Amplifier output pin for gain and low pass filtering of DAC output CH1 16 GC1I Amplifier negative input pin for gain and low pass filtering of DAC output CH1 17 RRC The pin for noise reduction of post filter bias 18 VSSP VSS for post filter 19 MUTEI The input pin for post filter muting control 20 ISET The input pin for current setting of focus search,track jump and sled kick voltage 21 VREG The output pin of regulator 22 WDCK The clock input pin for auto sequence 23 SMDP The input pin of CLV control output pin SMDP of DSP 24 SMON The input pin for spindle servo ON through SMON of DSP 25 SMEF The input pin of provide for an external LPF time constant 26 FLB Capacitor connection pin to perform rising low bandwidth of focus loop
M/M-97-P006
1997. 10. 17
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KB9223 / KB9223-L
Table 1. PIN DESCRIPTION (Continued)
Pin No. Symbol Description
27 FS3 The pin for high frequency gain change of focus loop with internal FS3 switch 28 FGD Reducing high frequency gain with capacitor between FS3 pin 29 LOCK Sled runaway prevention pin 30 TRCNT Track count output pin 31 ISTAT Internal status output pin 32 ASY The input pin for asymmetry control 33 EFM EFM comparator output pin 34 VSSA Analog VSS for servo part 35 MCK Micom clock input pin 36 MDATA Micom data input pin
RF AMP & SERVO SIGNAL PROCESSOR
PRELIMINARY
37 MLT Micom data latch input pin 38 RESET Reset input pin 39 MIRROR The mirror output for test 40 FOK The output pin of focus OK comparator 61 TGU The capacitor connection pin for high frequency tracking gain switch 62 TG2 The pin for high frequency gain change of tracking servo loop with internal TG2 switch 63 FEBIAS Focus error bias voltage control pin 64 DVEE The DVEE pin for logic circuit 65 PD1 The negative input pin of RF I/V amplifier1(A+C signal) 66 PD2 The negative input pin of RF I/V amplifier2(B+D signal) 67 F The negative input pin of F I/V amplifier (F signal) 68 E The negative input pin of E I/V amplifier(E signal) 69 PD The input pin for APC 70 LD The output pin for APC 71 VR The output pin of (AVEE+AVCC)/2 voltage 72 VCC VCC for RF part 73 RF- RF summing amplifier inverting input pin 74 RFO RF summing amplifier output pin
M/M-97-P006
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KB9223 / KB9223-L
Table 1. PIN DESCRIPTION (Continued)
Pin No. Symbol Description
75 IRF The input pin for AGC 76 EQO The output pin for AGC 77 RFI Tne input pin for EFM comparision 78 EQC The capacitor connection pin for AGC 79 EI Feedback input pin of E I/V amplifier for EF Balance control 80 GND GND for RF part
RF AMP & SERVO SIGNAL PROCESSOR
PRELIMINARY
M/M-97-P006
1997. 10. 17
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KB9223 / KB9223-L
RF AMP & SERVO SIGNAL PROCESSOR
ABSOLUTE MAXIMUM RATINGS
Table 2. Absolute Maximum Ratings
Characteristic Symbol Value Unit
Supply Voltage Vmax 6 V Power Dissipation PD 200 mW
PRELIMINARY
Operating Temperature Storage temperature
T T
OPR
STG
-20 ~ +70
-55 ~ +150
o
C
o
C
ELECTRICAL CHARACTERISTICS
Table 3. Electrical Characteristics (Ta=25°C, VDD = DVDD = VCC = +5V, VSS = DVSS = GND = VSSP = 0V )
Characteristic Symbol Test Conditions Output Min Typ Max Unit Supply Current High ICCHI VCC=6V,No load - 20 40 60 mA Supply Current Typ ICCTY VCC=5V,No Load - 12 30 48 mA Supply Current Low ICCLO VCC=3.4V,No Load - 10 25 40 mA RF Amp Offset Voltage Vrfo input open pin 74 -80 0 +80 mV RF Amp Voltage Gain Grf SG3 f=10KHz,40mVp-p,sine pin 74 25.1 28.1 31.1 dB RF THD Grfmd SG3 f=1KHz,40mVp-p,sine pin 74 - - 5 % RF Amp Max. Output Voltage Vrfpp1 SG3 DC 2.7V pin 74 3.8 - - V RF Amp Min. Output Voltage Vrfpp2 SG3 DC 2.3V pin 74 - - 1.2 V Focus Error Amp Offset Voltage Vfeo1 input open pin 59 -450 -250 -50 mV Focus Error Amp Auto Offset
Voltage
Vfeo2 WDCH=88.2KHz Pulse ,$841 pin 59 -35 0 35 mV
Focus Error Amp PD1 Voltage Gain Gfe1 SG3 f=10KHz,32mVp-p,sine pin 59 27 30 33 dB Focus Error Amp PD2 Voltage Gain Gfe2 SG3 f=10KHz,32mVp-p,sine pin 59 27 30 33 dB Focus Error Amp Voltage Difference Gfe Gfe1-Gfe1 pin 59 -3 0 +3 dB Focus Error Amp Max. Output
Voltage Focus Error Amp Min. Output Volt-
age AGC Max Gain Gagc SG4 f=500KHz,20mVp-p,sine pin 76 16 19 22 dB AGC EQ Gain Geq Gain Difference of Gagc at
AGC Gain2 Gagc2 SG4 f=500KHz,0.5Vp-p,sine pin 76 3.5 6 9 dB AGC Cpmpress Ratio Cagc Gain Difference of Gagc2 at
AGC Frequency Fagc Gain Difference
Gfepp1 SG3 DC 2.7V pin 59 4.4 - - V
Gfepp2 SG3 DC2.3V pin 59 - - 0.6 V
pin 76 0 1 2 dB
f=1.5MHz
pin 76 0 2.5 5 dB
0.1Vp-p pin 76 -1.5 0 2.5 dB
SG4 f=1.5MHz,0.1Vp-p,sine and f=500KHz,0.1Vp-p,sine
M/M-97-P006
1997. 10. 17
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PRELIMINARY
KB9223 / KB9223-L
RF AMP & SERVO SIGNAL PROCESSOR
Table 3. Electrical Characteristics (Continued) (Ta=25°C, VDD = DVDD = VCC = +5V, VSS = DVSS = GND = VSSP = 0V )
Characteristic Symbol Test Conditions Output Min Typ Max Unit Tracking Error Offset Voltage Vteo $800,$820,input open pin 54 -50 0 +50 mV Tracking Error Amp Voltage Gain F Gtef $800,$820
SG3 0.3Vp-p,10KHz,sine Tracking Error AmpVoltage Gain E Gtee SG3 0.3Vp-p,40KHz,sine pin 54 -0.75 2.25 5.25 dB Tracking Error Amp
Voltage Gain Difference Tracking Error Amp
Maximum Output Voltage H Tracking Error Amp
Minimum Output Voltage L Tracking Error Amp Gain up F Tguf $830 SG3 0.3Vp-p,10KHz,sine pin 54 8.0 11.0 14.0 dB Tracking Error Amp Gain up E Tgue $830 SG3 0.3Vp-p,10KHz,sine pin 54 5.3 8.3 11.3 dB Tracking Gain Normal Fgfn SG3 0.3Vp-p,10KHz,sine,$820 pin 54 2.1 5.1 8.1 dB Tracking F Gain 1 Fgf1 SG3 0.3Vp-p,10KHz,sine,$821 pin 54 0.1 3.1 6.1 dB Tracking F Gain 2 Fgf2 SG3 0.3Vp-p,10KHz,sine,$822 pin 54 -1.7 1.3 4.3 dB Tracking F Gain 3 Fgf3 SG3 0.3Vp-p,10KHz,sine,$824 pin 54 -5.0 -2.0 1.0 dB Tracking F Gain 4 Fgf4 SG3 0.3Vp-p,10KHz,sine,$824 pin 54 -9.2 -6.2 -3.2 dB Tracking E Balance Normal Tben SG3 0.3Vp-p,10KHz,sine,$800 pin 54 -0.27 2.27 5.27 dB Tracking E Balance 1 Tbe1 SG3 0.3Vp-p,10KHz,sine,$801 pin 54 -0.51 2.51 5.51 dB Tracking E Balance 2 Tbe2 SG3 0.3Vp-p,10KHz,sine,$802 pin 54 -0.74 2.74 5.74 dB Tracking E Balance 3 Tbe3 SG3 0.3Vp-p,10KHz,sine,$804 pin 54 0.17 3.17 6.17 dB
Gte Gtef-Gtee pin 54 -0.25 2.75 5.75 dB
Vtepp1 DG3 DC 4.5V pin 54 3.5 - - V
Vtepp2 SG3 DC 0.5V pin 54 - - 1.5 V
pin 54 2.1 5.1 8.1 dB
Tracking E Balance 4 Tbe4 SG3 0.3Vp-p,10KHz,sine,$808 pin 54 1.03 4.03 7.03 dB Tracking E Balance 5 Tbe5 SG3 0.3Vp-p,10KHz,sine,$810 pin 54 2.63 5.63 8.63 dB FGFN-FGF1 FG1 - - 0 1.5 3 dB FGFN-FGF2 FG2 - - 0.5 2.0 3.5 dB FGFN-FGF3 FG3 - - 2.0 3.25 4.5 dB FGFN-FGF4 FG4 - - 3.0 4.25 5.5 dB TBE5 - TBE4 ∆TB1 - - 0.6 1.6 2.6 dB TBE4 - TBE3 ∆TB2 - - -0.14 0.86 1.86 dB TBE3 - TBE2 ∆TB3 - - -0.57 0.43 1.43 dB TBE2 - TBE1 ∆TB4 - - -0.77 0.23 1.23 dB APC PSUB Voltage 1 Vapc1 LDON,$853,PN=open,
SG4 GND+85mV APC PSUB Voltage 2 Vapc2 LDON,$853,PN=open,
SG4 GND+185mV
pin 70 - - 1.2 V
pin 70 3.8 - - V
M/M-97-P006
1997. 10. 17
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PRELIMINARY
RF AMP & SERVO SIGNAL PROCESSOR
KB9223 / KB9223-L
Table 3. Electrical Characteristics (Continued) (Ta=25°C, VDD = DVDD = VCC = +5V, VSS = DVSS = GND = VSSP = 0V )
Characteristic Symbol Test Conditions Output Min Typ Max Unit APC NSUB Voltage 1 Vapc3 LDON,$857,PN=2.5V,
SG4 GND+95mV
pin 70 3.8 - - V
APC NSUB Voltage 2 Vapc4 LDON,$857,PN=2.5V,
SG4 GND+165mV APC LD Off Voltage 1 Vapc5 LDOFF,$85C,PN=open,SG4
2.5V APC LD Off Voltage 2 Vapc6 LDOFF,$858,PN=2.5V.SG4 2.5V pin 70 - - 1.0 V APC Maximum Output Current H Vapc7 LDON,$854,PN=open, SG4 GND
APC Minimum Output Current L Vapc8 LDON,$854,SG4 GND + 85mV pin 70 - - 2.5 V Mirror Maximum Output Voltage H Vmirh SG4 2.1V+0.8Vp-p,1KHz,sine pin 39 4.3 - - V Mirror Minimum Output Voltage L Vmirl SG4 2.1V+0.8Vp-p,1KHz,sine pin 39 - - 0.7 V Mirror Minimum Operating
Frequency Mirror Maximum Operating
Frequency Mirror AM Frequency Characteristic Fmir SG4 2.1V+0.8Vp-p
Mirror Minimum Input Voltage Vmir SG4 2.1V+0.2Vp-p,10KHz,sine pin 39 - 0.1 0.2 V Mirror Maximum Input Voltage Vmih SG4 2.1V+1.8Vp-p,10KHz,sine pin 39 1.8 - - V FOK Threshold Voltage Vfokt SG4 2.25V~2.0V,DCsweep,
Fmirh SG4 2.1V+0.8Vp-p,900Hz,sine pin 39 - 550 900 Hz
Fmirb SG4 2.1V+0.8Vp-p,30KHz,sine pin 39 30 75 - KHz
+ 185mV
600Hz,fc=500KHz 55% modulation
10mV step
pin 70 - - 1.2 V
pin 70 4.0 - - V
pin 70 2.5 - - V
pin 39 - 400 600 Hz
pin 40 -420 -360 -300 mV
FOK Output Voltage H Vfokh SG4 DC 1.5V pin 40 4.3 - - V FOK Output Voltage L Vfokl SG4 DC 2.5V pin 40 - - 0.7 V Defect Output Voltage H Vdfcth $863,SG3 2.520V+0.04Vp-p,
f=1Khz,sine
Output Voltage L Vdfcth $863,SG3 2.520V+0.04Vp-p,
f=1Khz,sine Focus Loop Mute Fmute SG2 2.5V+0.1Vp-p,1KHz,sine pin 48 -100 0 100 mV Tracking Loop Mute Tmute SG2 2.5V+0.1Vp-p,1KHz,sine pin 50 -100 0 120 mV Interruption Imute SG2 2.5V+0.1Vp-p,1KHz,sine pin 50 -100 0 120 mV Defect Bottom Voltage Fdfct1 SG3 2.520 V+0.04Vp-p,
1KHz,sine Defect Max Freq. Voltage Fdfct2 SG3 2.520V+0.04Vp-p,
2KHz,sine Defect Minimum Input Voltage Vdfct1 SG 3 2.510V+0.020Vp-p,
1KHz,sine
pin 41 4.3 - - V
pin 41 - - 0.7 V
pin 41 - 670 1000 Hz
pin 41 2.0 4.7 - KHz
pin 41 - 0.3 0.5 V
M/M-97-P006
ELECTRONICS
1997. 10 .17
14
PRELIMINARY
KB9223 / KB9223-L
RF AMP & SERVO SIGNAL PROCESSOR
Table 3. Electrical Characteristics (Continued) (Ta=25°C, VDD = DVDD = VCC = +5V, VSS = DVSS = GND = VSSP = 0V )
Characteristic Symbol Test Conditions Output Min Typ Max Unit Defect Maximum Input Voltage Vdfct2 SG32.535V+0.070Vp-p,
EFM Duty Voltage 1 Defm1 SG4 2.5V+0.75Vp-p,
EFM Duty Voltage 2 Defm2 SG42.75V+0.75Vp-p,
EFM Minimum input Voltage Vefm1 SG4 2.5V+0.12Vp-p,
EFM Maximum input Voltage Vefm2 SG4 2.5V+1.8Vp-p,750KHz,sine pin 33 1.8 - - V EFM Maximum Operating
Frequency FZC Threshold Voltage Vfzc DC 2.5V+38mV,100mV pin 31 39 69 100 mV ATSC Threshold Voltage 1 Vatsc1 $10,SG2 DC 2.5V-6mV,-45mV pin 31 -67 -32 -7 mV ATSC Threshold Voltage 2 Vatsc2 SG2 DC 2.5V+6mV,+45mV pin 33 7 32 67 mV TZC Threshold Voltage Vtzc $20,SG2 DC 2.5V-20mV,+20mV pin 31 -30 0 30 mV SSTOP Threshold Voltage Vsstop $30,SG2 DC 2.5V-71mV,-30mV pin 31 -100 -50 -30 mV
Tracking gain window voltage
Tracking gain window range
Tracking balance window voltage
Fefm SG4 2.5V+0.75Vp-p,4MHz pin 33 4 - - MHz
VtGW $840+$830 SG2 2.5V 2.9V 5mV
VTGW2 $848+$830 SG2 2.5V 5mV DC
VTBW $844+$810 SG2 2.555V ~
1KHz,sine
750KHz,sine
750KHz,sine
750KHz,sine
DC
sweep
2.475V 5mV DC sweep
pin 41 1.8 - - V
pin 32 -50 0 50 mV
pin 32 0 50 100 mV
pin 33 - - 0.12 V
pin 30 200 250 300 mV
pin 30 100 150 200 mV
pin 31 -25 15 55 mV
Tracking balance window range
Vreg Threshold Voltage Vreg - pin 21 3.2 3.4 3.6 V Center Voltage VCVO 2.5V Reference pin 71 -100 0 100 mV VREF Current Drive Voltage 1 VCVO1 2.5V Reference pin 71 -100 0 100 mV VREF Current Drive Voltage 2 VCVO2 2.5V Reference pin 71 -100 0 100 mV Post CH1 Freq. Characteristic Fpos1 SG1 2.5V+1Vp-p,40KHz,sine pin 13 -4.5 -3.0 -1.5 dB Post CH2 Freq. Characteristic Fpos2 SG1 2.5V+1Vp-p,40KHz,sine pin 12 -4.5 -3.0 -1.5 dB Post CH1 Mute Mute1 Mute=5V
Post CH2 Mute Mute2 Mute=5V
Focus Loop DC Gain Gf $08,SG2 DC 2.6V,2.4V average pin 48 19.0 21.5 24.0 dB Focus Off Offset Vosf1 $00 pin 48 -100 0 100 mV Focus On Offset Vofs2 $08,DC 2.5V pn 48 0 250 500 mV Focus Auto Offset Vaof $842,WDCK,after100ms pin 48 -65 0 65 mV
VTBW2 $844+$810 SG2 2.555V ~
2.470V 5mV DC sweep
SG1 2.5V+1Vp-p,1KHz,sine
SG1 2.5V+1Vp-p,1KHz,sine
pin 31 -25 15 55 mV
pin13 - - -35 dB
pin 12 - - -35 dB
M/M-97-P006
1997. 10. 17
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PRELIMINARY
KB9223 / KB9223-L
RF AMP & SERVO SIGNAL PROCESSOR
Table 3. Electrical Characteristics (Continued) (Ta=25°C, VDD = DVDD = VCC = +5V, VSS = DVSS = GND = VSSP = 0V )
Characteristic Symbol Test Conditions Output Min Typ Max Unit Focus Output Voltage H Vfoh1 $08,DC 3.0V pin 48 4.40 - - V Focus Output Voltage L Vfol1 $08,DC 2.0V pin 48 - - 0.60 V Focus Output Drive Voltage H Vfoh2 $08,DC 3.0V pin 48 3.68 - - V Focus Output Drive Voltage L Vfol2 $08,DC 2.0V pin 48 - - 1.32 V Focus Oscillation Voltage Vosc $08,DC2.5V pin 48 0 100 200 mV Focus Feed Through Gff Gain Difference at Servo on
and off Focus AC Gain 1 Gfa1 $08,
SG2 2.5V+0.1Vp-p,1.2KHz,sine Focus AC Phase 1 Pfa1 $08,
SG2 2.5V+0.1Vp-p,1.2KHz,sine Focus AC Gain 2 Gfa2 $08,
SG2 2.5V+0.1Vp-p,2.7KHz,sine Focus AC Phase 2 Pfa2 $08,
SG2 2.5V+0.1Vp-p,2.7KHz,sine Focus Search Voltage1 Vfs1 $30+$02 pin 48 -0.64 -0.50 -0.36 V Focus Search Voltage2 Vfs2 $30+$03 pin 48 0.36 0.50 0.64 V Focus Loop Total Gain Gftg Focus PD gain + Focus loop DC
gain Tracking DC Gain Gto $25
SG2 DC 2.3V,2.7V average gain Tracking Off Offset Vost1 $20 pin 50 -100 0 100 mV Tracking On Offset Vost2 SG2 DC 2.5V,$25 pin 50 -100 0 120 mV Tracking Oscillation Voltage Vosa1 $25,SG2 DC2.5V pin 50 0 100 200 mV Tracking gain boost for ATSC Gatsc 2.5V+0.1Vp-p,1KHz,sine pin 50 17.5 20.5 23.5 dB
pin 48 - - -35 dB
pin 48 19.0 23.0 27.0 dB
pin 48 40 65 90 deg
pin 48 14.0 18.5 23.0 dB
pin 48 40 65 90 deg
pin 48 49.5 51.5 53.5 dB
pin 50 13.5 15.5 17.5 dB
Tracking gain boost on LOCK (L) Glock 2.5V+0.1Vp-p,1KHz,sine pin 50 17.5 20.5 23.5 dB Tracking Output Voltage H Vth1 $25,SG2 DC 1.0V pin 50 4.48 - - V Tracking Output Voltage L Vtl1 $25SG2 ,DC 4.0V pin 50 - - 0.52 V Tracking Output Drive Voltage H Vth2 $25,SG2 DC2.0V pin 50 3.68 - - V Tracking Output Drive Voltage L Vtl2 $25, SG2 DC3.0V pin 50 - - 1.32 V Tracking Jump Voltage 1 Vtj1 $2C pin 50 -0.64 -0.5 -0.36 V Tracking Jump Voltage 2 Vtj2 $28 pin 50 0.36 0.5 0.64 V Tracking Feed Through Gtf Gain Difference at Tracking servo
on and off Tracking AC Gain 1 Gta1 $10,$25,SG2 2.5V+0.1Vp-p,
1.2KHz,sine
pin 50 - - -39 dB
pin 50 9.0 12.5 16.0 dB
M/M-97-P006
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