參數(shù)資料
型號(hào): TB1254N
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDIP56
封裝: 0.600 INCH, PLASTIC, SDIP-56
文件頁(yè)數(shù): 48/58頁(yè)
文件大小: 526K
代理商: TB1254N
Ver3.7
00/01/28 52
+
CE202:1F
TB1254N
56
50
51
52
53
54
55
49
43
44
45
46
47
48
42
36
37
38
39
40
41
35
29
30
31
32
33
34
1
7
6
5
4
3
2
8
14
13
12
11
10
9
15
21
20
19
18
17
16
22
28
27
26
25
24
23
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 Vcc
LOOP Filter
NC
Y IN
DC NF
+
SAW
Reg.
+
+9V
+5V
+9V
8
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
TC4538BP
8
7
6
5
4
3
2
1
9
10
11
12
13
14
TC74HC125P
N.C.
SDA
SCL
H
IN
FBP
TB1254N
TEST
CIRCUIT
+
9
17
14
7
21
C2:0.01F
R7:
430
C5:
0.01F
C6:0.01F
CE8:2.2F
R10:33k CE9:0.22F
C7:2200pF
X1:
4.433619MHz C8:9pF
C10:0.1F
C11:0.1F
C12:0.1F
R14:75
R13:75
R12:75
C9:0.01F
CE10:100F
CE31:0.47F
R39:100
R38:100
CE13:100F
C16:0.01F
R52:
4.7k
R53:
4.7k
R50:51k
CE24:10F
R51:
51k
VR1:
50kB
C30:1000pF
VR2:
50kB
C29:1000pF
CE25:100F
C31:0.01F
CE26:47F
C32:0.01F
CE27:100F
C019:
0.01F
R36:
390
R37:
91
R206:270
CE19:0.22F
CE21:1F
R40:0pen
CE16:1F
C23:0.1F
C021:0.01F
CE20:100F
R42:3k
R43:2k
R41:470 CE22:0.22F
C24:1000pF
CE23:10F
CE3:
22F
C28:0.01F
R49:1k
R44:
330
L4:15H
R46:
1k
R45:
330
Q14:
F1:Trap
L1:12H
CE28:47F
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
+
C27:0.01F
R47:51
C26:0.1F
+
CE15:100F
C18:0.01F
R17:100
R19:100
R18:3k
R20:3k
+
CE17:100F
R21:100
+
R25:
1.2k
R27:510
R28:1.2k
R24:100
R22:100
R23:10k
CE11:100F
R26:510
CE4:100F
CE18:1F
C20:0.1F
C22:0.1F
+
C25:0.01F
R48:1k
Reg.
+
+5V
+9V
CE29:
47F
CE30:100F
C33:
0.01F
Reg.
+
+5V
+9V
CE1:47F
CE2:100F
C1:0.01F
+
CE7:4.7F
R8:33k
+
ZD1:
4.7v
MON OUT
TV IN
EXT IN
+
CE201:1F
R202:
1k
R201:
1k
R203:
2k
+
CE203:4.7F
EXT AUDIO
R205:680
R204:75
CE5:
CE6:
C3:
C4
R1:
R2:
R3:
R4:
R5:
R6:
R11:
Q201
L2:
Q2:
Q1:
T1:
Q3:
Q4:
Q5:
Q6:
Q7:
Q8:
Q9:
SW2:
SW3:
P2
P3
Q15:
SW6:
T2:
F2:
BPF
P1:
R300:10k
75
C302:
0.01F
C13:8200pF
R32:1k
R31:510
R30:1k
C14:0.47F
Q10:
R35:8.2k
CE14:0.22F
C17:
8200pF
+
R34:15k
R29:5.6k,1%
C106:2200pF
R33:10k
C15:0.1F
D1:
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