LT1204 Datasheet, PDF (8/20 Pages) Linear Technology – 4-Input Video Multiplexer with 75MHz Current Feedback Amplifier

LT1204
TYPICAL PERFORMANCE CHARACTERISTICS
Output Disable V-I Characteristic
200
V_S = ±15V
R_F = R_G = 1k
150
100
50
0
– 50
– 100
– 150
– 200
SLOPE = 1/18k
–5 –4 –3 –2 –1 0 1 2 3
OUTPUT VOLTAGE (V)
45
1204 G16
Input Voltage Range
vs Pin 8 Voltage
6
V_S = ±15V
A_V = 1
4
2
0
–55°C, 25°C, 125°C
–2
–4
–6
0 –1 –2 –3 –4 –5 –6 –7 –8 –9
VOLTAGE ON PIN 8 (V)
1204 G19
Output Saturation Voltage
vs Temperature
V⁺
R_L = ∞
– 0.5
– 1.0
1.0
0.5
V^–
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1204 G22
Disabled Output Impedance
vs Frequency
100
V_S = ±15V
R_F = R_G = 1k
10
1
0
1k
10k 100k 1M 10M 100M
FREQUENCY (Hz)
1204 G17
Input Voltage Range
vs Supply Voltage
6 PIN 8 = 0V
4
25°C
2
– 55°C
125°C
0
125°C
–2
– 55°C
25°C
–4
–6
2
4 6 8 10 12 14 16
SUPPLY VOLTAGE (±V)
1204 G20
Output Short-Circuit Current
vs Temperature
80
70
60
50
40
30
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1204 G23
Maximum Channel Switching
Rate vs Pin 8 Voltage
0
V_IN = 1V_DC
–1
R_L = 100Ω
R_FB = R_G = 1k
–2
–3
–4
–5
–6
–7
–8
1.0
1.5 2.0 2.5 3.0 3.5 4.0
CHANNEL SWITCHING RATE (MHz)
1204 G18
Power Supply Rejection
vs Frequency
70
V_S = ±15V
60
R_FB = R_G = 1k
50
POSITIVE
40
30
NEGATIVE
20
10
0
– 10
10k
100k
1M
10M
FREQUENCY (Hz)
100M
1204 G21
Settling Time to 10mV
vs Output Step
10
8
V_S = ±15V
R_F = R_G = 1k
6
4
2
0
–2
–4
–6
–8
–10
30
40
50
60
70
80
SETTLING TIME (ns)
1204 G24
8