KA2507
WIDE BAND ANALOG SWITCH FOR MONITORS
WIDE BAND ANALOG SWITCH
24-SDIP-300
The device has internal switches for switching
between wideband R/G/B signals and H/V Sync.
also, has an internal Sync. Seperator.
INTRODUCTION
• Video Input Switch for High-End Color Monitor
• 5V Power Supply Voltage Operating Condition
• WideBand R/G/B Video Switch (~300 MHz)
• 0.7Vpp R/G/B Video Input (typ.)
• TTL H/V Sync. Input
• Schmitt-Trigger Input Design for H/V Sync.
• Sync. Separator for SOG (Sync On Green) Input
• 24-SDIP-300 Package
ORDERING INFORMATION
Device
KA2507
Package
24-SDIP-300
Operating Temperature
-25
°C
~ +75
°C
FEATURES
•
•
•
•
•
•
•
•
Total Current: 27 mA
f-3dB Band Width: 300 MHz
R/G/B Voltage Gain: -1.0 dB
R/G/B Maximum Output Level: 2.4 Vpp
Channel Crosstalk 10 MHz: -40 dB
Channel Crosstalk 100 MHz: -30 dB
Input Crosstalk 10MHz: -40 dB
Input Crosstalk 100MHz: -30 dB
1
KA2507
WIDE BAND ANALOG SWITCH FOR MONITORS
PIN CONFIGURATIONS
Table 1. Pin Configurations
Pin No
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Symbol
R1
GND1
G1
GND2
B1
H1
V1
R2
GND3
G2
GND4
B2
H2
V2
VOUT
HOUT
BOUT
DET
CSYNC
SOG
GOUT
V
CC
ROUT
SW
I/O
I
-
I
-
I
I
I
I
-
I
-
I
I
I
O
O
O
-
O
I
O
-
O
I
Red 1 Input
Ground 1 (Red)
Green 1 Input
Ground 2 (Green)
Blue 1 Input
Horizontal Sync. 1 Input
Vertical Sync. 1 Input
Red 2 Input
Ground 3 (Blue)
Green 2 Input
Ground 4 (HV, SOG, SW)
Blue 2 Input
Horizontal Sync. 2 Input
Vertical Sync. 2 Input
Vertical Sync. Output
Horizontal Sync. Output
Blue Output
Horizontal Sync. Detection & SOG Mute Cap
Composite Sync. Output
SOG Input
Green Output
Power Supply
Red Output
Input 1, 2 Select Switch
Configurations
3
KA2507
WIDE BAND ANALOG SWITCH FOR MONITORS
Table 2. Pin Description (Continued)
Pin No
Pin Name
Schematic
Description
0.375kΩ
Horizontal/Vertical Sync Output
• TTL Level
PIN
15
VOUT
50Ω
4.2 V
0V
16
HOUT
17
BOUT
50Ω
50Ω
21
GOUT
30Ω
PIN
0.5kΩ
Video Output
• Max. Level = 2.4 Vpp
23
ROUT
H Sync Detection
→
SOG Mute
18
DET
0.2kΩ
PIN
50Ω
20kΩ
• CSYNC Mutable Cap Voltage
= 2.3 V
↑
5
Microcontroller MCU
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