參數(shù)資料
型號(hào): TB1254N
廠商: Toshiba Corporation
英文描述: PAL / NTSC / SECAM 1CHIP (IF+VCD PROCESSOR) IC
中文描述: PAL / NTSC制式/ SECAM制式1CHIP(中頻光碟處理器)芯片
文件頁(yè)數(shù): 54/58頁(yè)
文件大?。?/td> 551K
代理商: TB1254N
Ver3.7
00/01/28
54
+
CE202:1êF
T
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
3
3
3
3
4
4
3
2
3
3
3
3
3
1
7
6
5
4
3
2
8
1
1
1
1
1
9
1
2
2
1
1
1
1
2
2
2
2
2
2
2
SDA
SCL
Y/C GND
Ys/Ym SW
EXT.R IN
RGB Vcc(9V)
R OUT
G OUT
B OUT
APC Filter
X'tal
H Vcc(9V)
V OUT
V NFB
IK IN
FBP IN/
SCP OUT
H OUT
Dig. GND
Dig. VDD
DC Restor
H.AFC Filter
ABCL IN
BLACK Det
Y/C Vcc(5V)
PIF tank
IF DET OUT
AFT OUT
C IN
SIF IN^
H CORRECTION IN
DE-EMP.
Sync IN
RIPPLE FIL
AUDIO OUT
IF AGC
IF GND
IF IN
IF IN
IF Vcc
LOOP Filter
NC
Y IN
DC NF
+
+
+
+
+
+
+
+
S
R
+
+
+
+
+
+
T
+
C
R
4
C5:
0.01êF
C6:0.01êF
CE8:2.2êF
R10:33k CE9:0.22êF
C7:2200pF
X1:
4.433619MHz C8:9pF
C10:0.1êF
C11:0.1êF
C12:0.1êF
R14:75
R13:75
R12:75
C9:0.01êF
CE10:100êF
CE31:0.47êF
+
R39:100
R38:100
100êF
0.01êF
CE26:47êF
C32:0.01êF
CE27:100êF
C019:0.01êF
R36:
390
R37:
91
R
CE19:0.22êF
CE21:1êF
R40:0pen
CE16:1êF
C23:0.1êF
C021:0.01êF
CE20:100êF
R42:3k
R43:2k
R41:470CE22:0.22êF
C24:1000pF
CE23:10êF
CE3:
22êF
+
C28:0.01êF
R49:1k
R
3
L
R46:
1k
R45:
330
Q
F1:Trap
L1:12êH
U IN
V IN
ref R
V RAMP
CW OUT
RF AGC
PIF tank
SIF OUT
EXT.G IN
EXT.B IN
R15:100
R16:3k
C26:0.1êF
+
CE15:100êF
C18:0.01êF
R17:100
R19:100
R18:3k
R20:3k
+
CE17:100êF
R21:100
C
CE18:1êF
C20:0.1êF
C22:0.1êF
+
C25:0.01êF
R48:1k
Reg.
C
+
C
+5V
+9V
+
CE7:4.7êF
R8:33k
+
+
ZD1:
4.7v
MON OUT
TV IN
EXT IN
+
CE201:1êF
R202:
1k
R201:
1k
R203:
2k
+
CE203:4.7êF
EXT AUDIO
R205:680
R204:75
C
CE6:
C3:
C4
R1:
R2:
R3:
R4:
R5:
R6:
R11:
Q
L2:
Q2:
Q1:
T
Q3:
P
Q
T
F2:
BPF
P1:
R300:10k
75
75
C302:
0.01êF
C13:8200pF
R32:1k
R31:510
R30:1k C14:0.47êF
Q10:
R35:8.2k
C17:
8200pF
CE14:0.22êF
+
R34:15k
R29:5.6k,1%
C106:2200pF
R33:10k
C15:0.1êF
D1:
+
+
+
+
100êF
0.01êF
100êF
0.01êF
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