Advertisement
RX-DV5RSL
LA73054 (IC401) : Video driver
1. Block diagram
1
2
CLAMP
C_OFFSET
3
DC_CLT
4
5
2Step
6
LPF1
Amp2
7
Y/C
MIX
8
CLAMP
9
SYNC
SEP
10
PEDESTAL
CLAMP
11
CLAMP
12
13
PEDESTAL
14
CLAMP
15
PEDESTAL
16
CLAMP
17
VCC
REG
18
NC7SZ125P5-X (IC523) : Buffer
1.Pin layout
1
5
OE
2
A
3
4
GND
1-50
2Step
LPF
Amp1
2Step
LPF1
Amp3
LPF2
2Step
Amp4
LPF1
LPF2
2Step
Amp5
LPF1
LPF2
2Step
Amp6
LPF1
2.Pin function
Symbol
A, OE
Vcc
Y
Y
36
35
34
75
33
DRIVER
32
75
31
DRIVER
30
75
29
DRIVER
28
27
26
75
DRIVER
25
24
75
23
DRIVER
22
75
21
DRIVER
20
19
Function
Inputs
Output
3. Truth table
Inputs
Outputs
OE
In A
Out Y
L
L
L
L
H
H
H
X
Z
H=HIGH Logic Level
L=LOW Logic Level
X=HIGH or LOW Logic Level
Z=HIGH Impedance State
Advertisement
