LT1204 LINER [Linear Technology], LT1204 Datasheet - Page 7

• Manufacturer Part Number: LT1204
• Description: 4-Input Video Multiplexer with 75MHz Current Feedback Amplifier
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFOR
–100
–110
–120
–100
–110
–120
–20
–30
–40
–50
–60
–70
–80
–90
–20
–30
–40
–50
–60
–70
–80
–90
25
20
15
10
5
0
1
1
1
Maximum Undistorted Output
vs Frequency
vs Frequency
Disable and Shutdown Crosstalk
vs Frequency
15V All Hostile Crosstalk
V
R
R
R
DEMO PCB #028
V
R
R
R
DEMO PCB #028
ALL CHANNELS DRIVEN
S
L
F
S
S
L
F
S
= 15V
= 100
= R
= 15V
= 100
= R
= 0
= 50
G
G
SHUTDOWN CROSSTALK
= 1k
= 1k
A
V
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
CH2
= 1
DISABLE CROSSTALK
CH1
10
10
10
CH3
CH4
A
V
= 2
A
V
V
R
R
W
= 10
S
L
FB
= 15V
= 1k
= 1k
1204 G07
1204 G10
1204 G13
A
U
100
100
100
CE
C
10000
–100
–110
–120
1000
HARA TERISTICS
100
–20
–30
–40
–50
–60
–70
–80
–90
100
10
10
1
10
0
1
Maximum Capacitive Load
vs Feedback Resistor
vs Frequency
Spot Noise Voltage and Current
vs Frequency
R
A
T
V
R
R
R
DEMO PCB #028
5V All Hostile Crosstalk
V
A
L
S
L
F
S
5dB PEAKING
= 25 C
= 1k
= 2
= 5V
= 100
= R
= 0
V
S
G
= 5V
C
FEEDBACK RESISTOR (k )
= 1k
100
1
FREQUENCY (MHz)
FREQUENCY (Hz)
10
1k
ANY CHANNEL
–i
+i
e
V
n
n
n
2
S
= 15V
10k
3
1204 G11
1204 G08
1204 G14
100k
100
0.001
–100
–110
–120
–130
1000
0.01
–30
–40
–50
–60
–70
–80
–90
100
0.1
0.1
10
1
10
10k
1
Total Harmonic Distortion
vs Frequency
All Hostile Crosstalk vs Frequency,
Various Source Resistance
Amplifier Output Impedance
vs Frequency
V
V
R
R
DEMO PCB #028
V
R
R
S
S
L
F
S
L
F
= 15V
= 100
= R
= 15V
= 400
= R
= 15V
G
G
100k
R
100
= 1k
= 1k
FB
V
V
FREQUENCY (MHz)
= R
O
O
FREQUENCY (Hz)
FREQUENCY (Hz)
= 6V
= 1V
G
= 2k
RMS
RMS
R
1M
1k
10
S
R
= 0
R
FB
S
= R
R
= 10
S
LT1204
G
= 37.5
10M
10k
= 750
R
S
= 75
1204 G12
1204 G09
1204 G15
7
100M
100k
100