RX-DV5RSL
1-42
CTL 1
L
H
L/H
CTL 2
L
L
H
Output
VIN 1
VIN 2
VIN 3
Control input - output signal
GND
8
Vout
7
V+
6
Vin3
5
1
Vin1
2
CTL1
3
Vin2
4
CTL2
6dB
AMP.
BIAS
NJM2246M (IC402, IC403, IC404) : Video switch
1. Pin layout / Block diaglam
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
Vss
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
DD
A15
CS2
WE
A13
A8
A9
A11
OE
A10
CS1
I/O8
I/O7
I/O6
I/O5
I/O4
1. Pin layout
LP61L1024S-12-X (IC641) : SRAM
DECODER
CORE
ARRAY
CONTROL
DATA I/O
V
DD
Vss
CS2
CS1
OE
WE
A0
A16
I/O1
I/O8
2. Block diagram
3. Pin function
Symbol
A0 - A16
I/O1 - I/O8
CS1, CS2
WE
OE
V
DD
Vss
NC
Description
Address Input
Data Input/Output
Chip Select Inputs
Write Enable Input
Output Enable Input
Power Supply
Ground
No Connection