Samsung SC148BE Circuit Descriptions

Main Components Block Diagram and Pin Descrition

TA2143FN(I.C-RF)

28

PIN DESCRIPTIONS

PIN NO PIN NAME FUNCTION

1 VCC POWER SOURCE/VOLTAGE TERMINAL
2 RFGC RF FREQUENCY CONTROL SIGNAL INPUT TERMINAL
3 RPBW SEL TERMINAL COMBINATIAU DETELTOR CONTROL TERMINAL

RPBW SEL FC [kHz]
L / HiZ L / HiZ 100

L / HiZ L / HiZ 400

L / HiZ L / HiZ 800
4 FNI MAIN BEAM AMP INPUT TERMINAL
5 FPI MAIN BEAM AMP INPUT TERMINAL
6 TPI SUB BEAM AMP INPUT TERMINAL
7 TNI SUB BEAM AMP INPUT TERMINAL
8 MDI MONITOR PHOTO-DIODE AMP INPUT TERMINAL
9 LDO LASER DIODE AMP OUTPUT TERMINAL
10 SEL APC CIRCHIT ON/OFF SIGNAL, LDO TERMINAL CONTROL INPUT TERMINAL.

BOTTOM/PEAK FREGUENCY SWITCH TERMINAL

SEL LEVEL APC CIRCUIT LDO

GND OFF 100
HiZ ON CONTROL SIGNAL OUTPUT

VDD ON CONTROL SIGNAL OUTPUT
11 TEB TRACKING ERROR BALANCE CONTROL SIGNAL INPUT TERMINAL
12 VRO STANDARD VOLTAGE OUTPUT TERMINAL VCC=5.0V VRD=2.1V
13 TEN TRACKING ERROR SIGNAL GENERATING AMP REVERSE INPUT TERMINAL
14 TEO TRACKING ERROR SIGNAL GENERATING AMP OUTPUT TERMINAL
15 SBAD SUB BEAM ADDITIONAL SIGNAL OUTPUT TERMINAL
16 FEO FOCUS ERROR SIGNAL GENERATING AMP OUTPUT TERMINAL
17 FEN FOCUS ERROR SIGNAL GENERATING AMP REVERSE INPUT TERMINAL
18 VDDIN VDD INPUT TERMINAL
19 VREF STANDARD VOLTAGE(VREF)OUTPUT TERMINAL VDDIN=3.6[V] VREF=1.80[V]
20 RFRP SIGNAL GENERATING AMP OUTPUT TERMINAL FOR TRACK COUNTER
21 BTC RECT SIGNAL GENERATING BOTTOM DETECTOR CONTROL TERMINAL
22 RFCT RFRP SIGNAL CENTER LEVEL OUTPUT TERMINAL
23 PKC RFCT SIGNAL GENERATING PEAK DETECTOR CONTROL TERMINAL
24 RFRPIN SIGNAL GENERATING AMP INPUT TERMINAL FOR TRACK COUNTER
25 RFGO RF SIGNAL AMPLITUDE ADJUSTING AMP OUTPUT TERMINAL
26 GVSW AGC,TE, FE AMP GAIN SWITCH TERMINAL

GVSW LEVEL MODE

GND CD-RW
HIZ NORMAL

VCC NORMAL
27 AGCIN RF SIGNAL AMPLITUDE ADJUSTING AMP INPUT TERMINAL
28 RFO RF SIGNAL GENERATING AMP OUTPUT TERMINAL
29 GND GND TERMINAL
30 RFN2 RF SIGNAL GENERATING AMP INPUT TERMINAL

29

TC9450BF(I.C-DSP)

30

PIN DESCRIPTIONS

NO SYMBOL DESCRIPTIONS NO SYMBOL DESCRIPTIONS

1 VSS3 DIGITAL GND TERMINAL 51 VDD3 DIGITAL +3.3V POWER SOURCE TERMINAL
2 BCK BIT CLOCK OUTPUT TERMINAL (1.4112MHz) 52 SEL APC CIRCUIT ON/OFF SIGNAL OUTPUT TERMINAL
3 AOUT AUDIO DATA OUTPUT TERMINAL 53 FLGA INTERNAL SIGNAL MONITOR OUTER FLAG OUTPUT TERMINAL
4 DOUT DIGITAL OUT OUTPUT TERMINAL 54 FLGB INTERNAL SIGNAL MONITOR OUTER FLAG OUTPUT TERMINAL
5 MBOV BUFFER MEMORY OVER SIGNAL OUTPUT TERMINAL.OVER: H 55 FLGC INTERNAL SIGNAL MONITOR OUTER FLAG OUTPUT TERMINAL
6 IPF COMPLEMENTARY FLAG OUTPUT TERMINAL 56 FLGD INTERNAL SIGNAL MONITOR OUTER FLAG OUTPUT TERMINAL
7 SBOK CRCC RESULT OUTPUT TERMINAL FOR SUBCODE Q DATA 57 VDD3 DIGITAL +3.3V POWER TERMINAL
8 CLCK SUBCODE P-W DATA READ CLOCK INPUT/OUTPUT TERMINAL 58 VSS3 DIGITAL GND TERMINAL
9 VDD3 DIGITAL +3.3V POWER TERMINAL 59 I00 GENERAL I/O TERMINAL
10 VSS5 DIGITAL GND TERMINAL 60 I01 GENERAL I/O TERMINAL
11 DATA SUBCODE P-W DATA OUTPUT TERMINAL 61 I02 GENERAL I/O TERMINAL
12 SFSY PLAY DEVICE FRAME SYNC SIGNAL OUTPUT TERMINAL 62 I03 GENERAL I/O TERMINAL
13 SBSY SUBCODE BLOCKING OUTPUT TERMINAL 63 /DMOUT IO 0,1 OUTPUT MODE SELECT TERMINAL
14 SPCK OUTPUT TERMINAL FOR PROCESS STATUS SIGNAL READ CLOCK 64 /CKSE “X” TAL SELECT TERMINAL
15 SPDA PROCESS STATUSE OUTPUT TERMINAL 65 /DACT DIGITAL/ANALOG CONVERT TEST MODE TERMINAL
16 COFS ERROR CORRECTION CLOCK (7.35 KHz)OUTPUT TERMINAL 66 FGIN CAV GENERATION FG SIGNAL INPUT TERMINAL
17 MONIT LSI INTERNAL SIGNAL MOMITOR TERMINAL 67 TESI01 TEST INPUT TERMINAL
18 VDD5 DIGITAL + 5V POWER TERMINAL 68 TESIN TEST INPUT TERMINAL
19 TESTIOO TEST INPUT TERMINAL 69 TEST0 TEST MODE TERMINAL
20 AWRC ANALOG SIGNAL OUTPUT TERMINAL 70 TEST1 TEST MODE TERMINAL
21 PVDD3 +3.3V POWER TERMINAL FOR PLL-EXCLUSIVELY 71 TEST2 TEST MODE TERMINAL
22 PDOS POSITION GAP SIGNAL OUTPUT TERMINAL OF EFM & PLCK SIGNALS 72 XVSS3 MICOM CLOCK DRIVING CIRCUIT GND TERMINAL
23 PDO POSITION GAP SIGNAL OUTPUT TERMINAL OF EFM & PLCK SIGNALS 73 XI MICOM CLOCK DRIVING CIRCUIT INPUT TERMINAL
24 TMAXS TMAX DETECTION RESULT OUTPUT TERMINAL 74 XO MICOM CLOCK DRIVING CIRCUIT OUTPUT TERMINAL
25 TMAX TMAX DETECTION RESULT OUTPUT TERMINAL 75 XVDD3 MICOM CLOCK DRIVING CIRCUIT +3.3V POWER TERMINAL
26 LPFN AMP REVERSE INPUT TERMINAL FOR LOW-PASS FILTER 76 DVSS3 D/A CONVERT R CHANNEL ANALOG GND TERMINAL
27 LPFO AMP OUTPUT TERMINAL FOR LOW-PASS FILTER 77 RO R CHANNEL DATA OUTPUT TERMINAL
28 PVREF VREF(+1.65V) FOR PLL ONLY 78 DVDD3 DIGITAL/ANALOG CONVERT +3.3V POWER TERMINAL
29 VCOREF VCO CENTER FREQUENCY BASE LEVEL TERMINAL 79 DVR DIGITAL/ANALOG CONVERT BASE VOLTAGE TERMINAL
30 VCOF VCO FILTER TERMINAL 80 LO L CHANNEL DATA OUTPUT TERMINAL
31 AVSS3 ANALOG GNDTERMINAL 81 DVSS3 D/A CONVERT L CHANNEL ANALOG GND TERMINAL
32 SLCO DATA SLICE GENERATING DIGITAL/ANALOG CONVERT OUTPUT TERMINAL 82 TEST3 TEST MODE TERMINAL
33 RFI RF SIGNAL INPUT TERMINAL 83 TEST4 TEST MODE TERMINAL
34 AVDD3 ANALOG +3.3V POWER TERMINAL 84 BUS0 DATA INPUT TERMINAL FOR MICOM INTERFACE
35 RFCT RFRP SIGNAL CENTER LEVEL INPUT TERMINAL 85 BUS1 DATA INPUT TERMINAL FOR MICOM INTERFACE
36 RFZI INPUT TERMINAL FOR RFRO ZERO CROSS 86 BUS2 DATA INPUT TERMINAL FOR MICOM INTERFACE
37 RFRP RF RIPPLE SIGNAL INPUT TERMINAL 87 BUS3 DATA INPUT TERMINAL FOR MICOM INTERFACE
38 FEI FOCUS ERROR SIGNAL INPUT TERMINAL 88 VDD5 DIGITAL 5V POWER SOURCE TERMINAL
39 SBAD SUBBEAM ADDITION SIGNAL INPUT TERMINAL 89 VSS5 DIGITAL GNDTERMINAL
40 TEI TRACKING ERROR SIGNAL INPUT TERMINAL 90 /XRD READ SIGNAL FOR MICOM INTERFACE
41 TEZI TRACKING ERROR ZERO CROSS INPUT TERMINAL 91 /XWR WRITE SIGNAL FOR MICOM INTERFACE
42 FDO FOCUS EQ. OUTPUT TERMINAL 92 /XCM FIRST WORD RECOGNIZE SIGNAL FOR MICOM INTERFACE
43 TRO TRACKING EQ. OUTPUT TERMINAL 93 /XCE MICOM INTERFACE CHIP ENABLE TERMINAL
44 VREF ANALOG-BASED POWER TERMINAL(+1.65V) 94 TEST5 TEST MODE SELECT TERMINAL
45 RFGC RF AMPLITUDE CONTROL SIGNAL OUTPUT TERMINAL 95 /RST RESET INPUT TERMINAL
46 TEBC TRACKING BALANCE CONTROL SIGNAL OUTPUT TERMINAL 96 /HSO PLAY SPEED MODE FLAG OUTPUT TERMINAL
47 FMO FEED EQ. OUTPUT TERMINAL 97 /UHSO PLAY SPEED MODE FLAG OUTPUT TERMINAL
48 FVO SPEED ERROR OR FEED SEARCH OUTPUT TERMINAL 98 /SHSO PLAY SPEED MODE FLAG OUTPUT TERMINAL
49 DMO DISK EQ OUTPUT TERMINAL 99 EMPH EMPHASIS FLAG OUTPUT TERMINAL OF SUBCODE QDATA
50 VSS3 DIGITAL GND TERMINAL 100 LRCK CHANNEL CLOCK (44.1KHz) OUTPUT TERMINAL

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