ISL1591_14 Datasheet, PDF (8/18 Pages) Intersil Corporation – Fixed Gain, Dual Port, VDSL2 Line Driver

ISL1591
Typical Performance Curves V_CC = +24V, R_b = 8.25Ω, GND at the Load = 11.6V/V (differential),
R_LOAD = 82.5Ω, T_A +25°C, C1 = 3.3V, C0 = 0V (50% power) unless otherwise noted.
30
27
24
R_b = 6.2Ω _{Rb = 8.25Ω}
21
18
15
R_b = 15Ω
27
1V_P-P
24
21
2V_P-P
18
10V_P-P
5V_P-P
12
20V_P-P
15
9
6100k
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 16. SMALL SIGNAL FREQUENCY RESPONSE vs GAIN AT
THE LOAD
12 _100k
1M
10M
100M
1G
FREQUENCY (Hz)
FIGURE 17. LARGE SIGNAL FREQUENCY RESPONSE
-30
-40
-50
-60
-70
THD dBc
3rd HD dBc
-80
-90
2nd HD dBc
-100
0
5
10
15
20
25
30
35
OUTPUT AMPLITUDE AT LOAD (V_P-P(-d))
FIGURE 18. 1MHz HARMONIC DISTORTION vs OUTPUT AMPLITUDE
-30
-40
-50
THD dBc
-60
-70
2nd HD dBc
-80
3rd HD dBc
-90
-100
0
5
10
15
20
25
30
35
VO_P-P(-d) AT THE LOAD
FIGURE 19. 4MHz HARMONIC DISTORTION vs OUTPUT AMPLITUDE
-30
-40
-50
THD dBc
-60
2nd HD dBc
-70
-80
3rd HD dBc
-90
-100
0
5
10
15
20
25
30
35
OUTPUT AMPLITUDE AT LOAD (V_P-P(-d))
FIGURE 20. 8MHz HARMONIC DISTORTION vs OUTPUT AMPLITUDE
-30
-40 ^5VO(P-P)
3rd HD dBc
-50
THD dBc
-60
-70
2nd HD dBc
-80
-90
-100
0
2M 4M 6M 8M 10M 12M 14M 16M 18M 20M
FREQUENCY (Hz)
FIGURE 21. HARMONIC DISTORTION vs FREQUENCY
8
FN7625.1
October 31, 2012