ISL59424 Datasheet, PDF (5/13 Pages) Intersil Corporation – 1GHz Triple Multiplexing Amplifiers

ISL59424, ISL59445
Typical Performance Curves V_S = ±5V, R_L = 500Ω to GND, T_A = 25°C, unless otherwise specified. (Continued)
0.2
SOURCE
0.1 _{POWER =-12dBm}
0
C_L=2.0pF
100
SOURCE
POWER =-12dBm
ISL59424
-0.1
10
-0.2
-0.3
C_L=0.5pF
C_L=1.5pF
ISL59445
-0.4
1
-0.5
-0.6
-0.7
-0.8
1
10
100
FREQUENCY (MHz)
1K 1.2K
0.1
0.1
1
10
100
1K
FREQUENCY (MHz)
FIGURE 3. 0.1dB GAIN vs FREQUENCY
FIGURE 4. R_OUT vs FREQUENCY
0.8
R_L=500Ω
0.6
C_L=1.5pF
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
TIME (5ns/DIV)
FIGURE 5. ISL59424 TRANSIENT RESPONSE
0.8
R_L=500Ω
0.6
C_L=1.5pF
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
TIME (5ns/DIV)
FIGURE 6. ISL59445 TRANSIENT RESPONSE
0
-10
-20
INPUT X TO OUTPUT Y
CROSSTALK
-30
-40
-50
OFF ISOLATION
INPUT X TO OUTPUT X
-60
-70
-80
-90
-100
0.1
1
10
100
1K
FREQUENCY (MHz)
FIGURE 7. ISL59424 CROSSTALK AND OFF ISOLATION
5
0
-10
-20
INPUT X TO OUTPUT Y
CROSSTALK
-30
OFF ISOLATION
-40 _{INPUT X TO OUTPUT X}
-50
-60
-70
-80
-90
-100
0.1
1
10
100
1K
FREQUENCY (MHz)
FIGURE 8. ISL59445 CROSSTALK AND OFF ISOLATION
FN7456.2
September 8, 2005