ISL59445_14 Datasheet, PDF (5/14 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
-0.1
-0.2
-0.3
-0.4
C_L = 0.5pF
C_L = 1.5pF
-0.5
-0.6
-0.7
-0.8
1
10
100
FREQUENCY (MHz)
1k 1.2k
FIGURE 3. 0.1dB GAIN vs FREQUENCY
100
SOURCE
POWER = -12dBm
ISL59424
10
ISL59445
1
0.1
0.1
1
10
100
1k
FREQUENCY (MHz)
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
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
5
FN7456.3
September 30, 2011