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| ISL59446 Datasheet, PDF (4/13 Pages) Intersil Corporation – 500MHz Triple 4:1 Gain-of-2, Multiplexing Amplifier | |||
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ISL59446
Typical Performance Curves VS = ±5V, RL = 500Ω to GND, TA = +25°C, unless otherwise specified.
10
8 VOUT = 0.2VP-P
6
4
2
CL = 8.8pF
CL = 7.4pF
CL = 6.2pF
CL = 4.5pF
0
-2
CL = 3.3pF
-4
CL = 2.1pF
-6
-8
CL INCLUDES 0.6pF
BOARD CAPACITANCE
CL = 1.1pF
CL = 0.6pF
-10
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 1. SMALL SIGNAL GAIN vs FREQUENCY vs CL
INTO 500Ω LOAD
10
8
VOUT = 0.2VP-P
6
4
2
CL = 12.6pF
CL = 10.6pF
CL = 8.8pF
CL = 6.2pF
0
-2
CL = 4.5pF
-4
CL = 3.3pF
-6
-8
CL INCLUDES 0.6pF
BOARD CAPACITANCE
CL = 2.1pF
CL = 0.6pF
-10
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 2. SMALL SIGNAL GAIN vs FREQUENCY vs CL
INTO 150Ω LOAD
10
8
VOUT = 2VP-P
6
4
CL = 8.8pF
CL = 5.3pF
2
0
-2
CL = 2.1pF
-4
CL = 0.6pF
-6
-8
CL INCLUDES 0.6pF
BOARD CAPACITANCE
-10
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 3. LARGE SIGNAL GAIN vs FREQUENCY vs CL
INTO 500Ω LOAD
10
8
VOUT = 2VP-P
6
CL = 12.6pF
4
CL = 5.3pF
2
0
-2
CL = 2.1pF
-4
CL = 0.6pF
-6
-8
CL INCLUDES 0.6pF
BOARD CAPACITANCE
-10
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 4. LARGE SIGNAL GAIN vs FREQUENCY vs CL
INTO 150Ω LOAD
2
VOUT = 0.2VP-P
1 CL = 1.1pF
0
RL = 1kΩ
RL = 500Ω
-1
RL = 250Ω
-2
RL = 150Ω
-3
-4
-5
-6
-7
-8
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 5. GAIN vs FREQUENCY vs RL
0.3
VOUT = 0.2VP-P
0.2
0.1
RL = 150Ω
CL = 2.1pF
0
-0.1
RL = 500Ω
CL = 1.1pF
-0.2
-0.3
-0.4
-0.5
-0.6
-0.7
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 6. 0.1dB GAIN FLATNESS
4
FN6261.1
August 26, 2010
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