一分二视频分配器原理

U0D 9 4A 4Y 8 V_SIGNAL_OUT1
V_SIGNAL_IN
LM7805
1
L4
2 VCC2 CBW201209U301(2A) VCC1
行同步
H_SIGNAL_IN
2
1
L2 0.5
2
Title Size A3 Date: File: 2014-10-20 Sheet of G:\视频分配器\视频分配器（1-2）.SchDoc Drawn By: 6 Number Revision
GND
JV2 DB15(KONG)
C14 1uF
R26 150
Q1-E
JV1 DB15(KONG) C
C B_SIGNAL
R1 820
GND
R19 wenku.baidu.com70
GND
3 Q2 2SC9018 R15 150 R14 75 C8 B_SIGNAL_OUT VCC 5 VCC U0A 1 R35 10K 1A 74HC04 74HC04 U0E 11 5A 74HC04 5Y 10 3 U0B 2A 74HC04 2Y 4 H_SIGNAL_OUT1 74HC04 D 1Y 2 H_SIGNAL_OUT0
场同步
GND U0G VCC 14 7 C30 GND 0.1
C13 *
R27 150
Q2-E
GND
GNDVCC 74HC04
VCC LED1 R36 220 L3 2 12 1 GND GND GND GND GND GND
*
U0C 3A 74HC04 3Y 6 V_SIGNAL_OUT0
0805-LED 1 P0 3 2 1 D 1 Header 3 C2 C1 0.1 GND 220UF C17 100uF C12 100uF C27 100uF 1 2 2 2 1 1 1 L1 0.5 GND GND GND 2 1 2 U1 3 C29 GND CAP0805 VCC2 2 VCC1 CBW201209U301(2A) C28 GND CAP0805 R34 10K U0F 13 6A 6Y 12
17 B_SIGNAL VCC1 G_SIGNAL VCC2 R_SIGNAL G_SIGNAL R4 820 GND GND R21 470 C19 1uF Q8 2SC9018 2 GND C9 * Q1 2SC9018 2 R12 150 R13 75 C7 GND GND GND GND GND * G_SIGNAL_OUT Q1-E C10 * 17 R17 75 C11 * Q2-E R18 75 VCC1 VCC2 R_SIGNAL_OUT0 G_SIGNAL_OUT0 B_SIGNAL_OUT0 GND C20 1uF R28 3 120 R20 560 GND R29 220 C25 * C26 * VCC1 1 2 2 1 3 H_SIGNAL_OUT0 V_SIGNAL_OUT0 1 1 2 3 4 5 6 Header 6 R2 220 C3 * R3 150 2 Q6 2SC9018 1 Q9 2SC9018 B_SIGNAL_OUT0 G_SIGNAL_OUT0 6 R_SIGNAL_OUT0 1 7 G_SIGNAL_OUT0 2 8 B_SIGNAL_OUT0 3 9 JV2_4 4 10 5 GND Q5-E R16 75 R_SIGNAL_OUT0 3 R_SIGNAL_OUT G_SIGNAL_OUT B_SIGNAL_OUT H_SIGNAL_OUT1 V_SIGNAL_OUT1 2 1 2 3 4 5 6 Header 6 R_SIGNAL_OUT G_SIGNAL_OUT B_SIGNAL_OUT JV2_4 6 1 7 2 8 3 9 4 10 5
16 11 12 13 H_SIGNAL_OUT1 14 V_SIGNAL_OUT1 15 B GND 16 11 12 13 H_SIGNAL_OUT0 14 V_SIGNAL_OUT0 15
B
DB15(ZHEN) GND R5 220 2SC9018 R22 VCC1 560 GND R31 220 1 C4 R6 150 * C21 1uF C22 1uF 1 2 Q3 R30 3 120 1 3
1
2
3
4
5
6
GND GND
2
C16 VCC1 1 100uF C18 1uF VCC2
A
R_SIGNAL
R7 820
GND
R23 470
A
R8 220 C5 * R9 150 GND
2 Q4
R32 3 2SC9018 120 R24 560 R33 220 C23 1uF* C24 1uF* 1
3 Q7 2SC9018 2
1
VCC1
3 1 2 Q5 2SC9018 R10 150 R11 75 C6 R_SIGNAL_OUT
GND
C15 1uF*
R25 150
Q5-E
GND JC1 15
场 V_SIGNAL_IN 14 行 H_SIGNAL_IN 13
GND
GND
GND GND * GND
12 11
5 10 4 9 3 8 2 7 1 6 16 17
GND
GND
GND GND GND
GND
1
2
3
4
5