ISL59421 Datasheet, PDF (5/12 Pages) Intersil Corporation – 865MHz Multiplexing Amplifier

ISL59421
Typical Performance Curves V_S = ±5V, R_L = 500Ω to GND, T_A = 25°C, unless otherwise specified. (Continued)
0.2
0.1
0
C_L = 9.7pF
-0.1
C_L = 7.2pF
-0.2
-0.3
C_L = 6.3pF
-0.4
A_V = 2
-0.5 ^VOUT ^{= 2V}P-P
R_G = R_F = 100Ω
-0.6
C_L = 1.6pF
-0.7 ^{CL INCLUDES 1.6pF}
BOARD CAPACITANCE
-0.8
1
10
100
FREQUENCY (MHz)
1000
FIGURE 7. LARGE SIGNAL 0.1dB GAIN vs FREQUENCY vs C_L
20
10
A_V = 2
V_IN = 200mV_P-P
0 C_L = 4.9pF
R_G = R_F = 100Ω
-10
-20
-30
-40
-50
-60
-70
-80
0.3
1
PSRR (V+)
PSRR (V-)
10
100
FREQUENCY (MHz)
FIGURE 9. PSRR CHANNELS
1000
0.2
0.1
0
R_L = 1kΩ
-0.1
R_L = 500Ω
-0.2
-0.3
-0.4
-0.5
A_V = 2
-0.6 V_OUT = 2V_P-P
-0.7 ^{CL = 4.9pF}
R_G = R_F = 100Ω
-0.8
1
10
R_L = 75Ω
R_L = 150Ω
100
1000
FREQUENCY (MHz)
FIGURE 8. LARGE SIGNAL 0.1dB GAIN vs FREQUENCY vs R_L
-10
A_V = 2
-20 _{VIN = 1VP-P}
-30 ^{CL = 4.9pF}
R_G = R_F = 100Ω
-40
-50
-60
CROSSTALK
-70
-80
-90
-100
OFF ISOLATION
-110
0.001
0.01
0.1
1 3 6 10
100 500
FREQUENCY (MHz)
FIGURE 10. CROSSTALK AND OFF ISOLATION
24
A_V = 1, R_F = 500Ω
20
16
12
8
4
0
0.1
1
10
100
FREQUENCY (kHz)
FIGURE 11. INPUT NOISE vs FREQUENCY
5
60
A_V = 1, R_F = 500Ω
50
40
30
20
10
0
0.1
1
10
100
FREQUENCY (kHz)
FIGURE 12. INPUT NOISE vs FREQUENCY
FN7458.1
September 21, 2005