2.7Gbps Post Amp with Automatic Gain Control
Typical Operating Characteristics (continued)
(V
= +3.3V, T = +25°C, unless otherwise noted.)
A
CC
POWER-SUPPLY NOISE REJECTION
vs. FREQUENCY
SIGNAL DETECT THRESHOLD vs. R
TH
|S | vs. FREQUENCY
22
100
10
1
80
70
0
-5
60
50
40
30
20
10
0
-10
-15
-20
-25
-30
-35
-40
V
= 1000mV
P-P
IN
V
= 10mV
100k
IN
P-P
MEASURED ON
EVALUATION BOARD
100
1000
10,000
100,000
5k
10k
1M
10M
50M
100M
1G
FREQUENCY (Hz)
10G
R
(Ω)
TH
FREQUENCY (Hz)
OUTPUT SIGNAL AMPLITUDE vs.
SC PIN VOLTAGE (V = 1.0V
)
P-P
RSSI OUTPUT vs. INPUT AMPLITUDE
|S | vs. FREQUENCY
11
IN
0
-5
1000
900
800
700
600
500
400
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
-10
-15
-20
-25
-30
-35
-40
23
MEASURED ON
EVALUATION BOARD
2
- 1PRBS
0
0.5
1.0
(V)
1.5
2.0
50M
100M
1G
FREQUENCY (Hz)
10G
0
50
100
150
200
250
)
300
V
INPUT AMPLITUDE (mV
SC
P-P
DISTRIBUTION OF DIFFERENTIAL
OUTPUT OFFSET (V = 2V)
DISTRIBUTION OF DIFFERENTIAL
OUTPUT OFFSET (V = 0V)
SC
SS
10
9
8
7
6
5
4
3
2
1
0
25
20
15
10
5
V
V
V
= 3.6V
= 2.0V
CC
SC
V
V
V
= 3.6V
= 0V
CC
SC
= 700mV
IN
P-P
= 700mV
IN
P-P
T = -40°C
A
T = -40°C
A
0
-16 -12 -8 -4
0
4
8
12 16
-10 -8 -6 -4 -2
0
2
4
6
8
10
DIFFERENTIAL OUTPUT OFFSET (mV)
DIFFERENTIAL OUTPUT OFFSET (mV)
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5