isl55211 Intersil Corporation, isl55211 Datasheet - Page 8

• Manufacturer Part Number: isl55211
• Description: Wideband, Low Noise, Low Distortion, Fixed Gain, Differential Amplifier
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 19. V
200
180
160
140
120
100
80
-12
-15
-18
-21
-12
-3
-6
-9
10
3
0
-3
-6
-9
3
0
1
PHASE OF 17dB
GROUP DELAY OF 17dB
GROUP DELAY OF 15dB
GROUP DELAY OF 9dB
10
FIGURE 17. SMALL SIGNAL FREQUENCY RESPONSE
TEST CIRCUIT 3
COMMON MODE AC OUTPUT
FIGURE 15. PHASE AND GROUP DELAY vs GAIN
TEST CIRCUIT 2
NO TRANSFORMERS
30
COMMON MODE
CM
50
PHASE OF 15dB
PIN INPUT FREQUENCY RESPONSE TO OUTPUT
70
FREQUENCY (MHz)
10
FREQUENCY (MHz)
PHASE OF 9dB
FREQUENCY (MHz)
100
90
200mV
8
110
P-P
6dB
130
TEST CIRCUIT 1
WITH ADT2-1T INPUT
12dB
150
10mV
14dB
1000
P-P
170
100
V
190
s+
ISL55211
= 3.3V, T
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
5000
200
A
≈ +25°C, unless otherwise noted.
12
10
8
6
4
2
0
-50
-55
-60
-65
-70
-75
-80
15
14
13
12
11
10
1M
9
8
7
6
5
1M
2M
TEST CIRCUIT 2
SIMULATED
FIGURE 16. DIFFERENTIAL OUTPUT NOISE vs GAIN
FIGURE 18. DIFFERENTIAL OUTPUT IMPEDANCE
TEST CIRCUIT 3
V
O(P-P)
FIGURE 20. OUTPUT BALANCE ERROR
DIFFERENTIAL IS 2V
GAIN = 9dB
GAIN = 4
10M
GAIN = 17dB
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
15dB
10M
(Continued)
P-P
20M
TEST CIRCUIT 1 ADT2-1T
OUTPUT NOISE INCLUDING
50Ω SOURCE NOISE
GAIN = 5
GAIN = 15dB
100M
9dB
GAIN = 2
17dB
June 21, 2011
FN7868.0
100M
1000M
200M