SPT561AIJ Просмотр технического описания (PDF) - Signal Processing Technologies
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SPT561AIJ Datasheet PDF : 12 Pages
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SPT561 Typical Performance Characteristics (TA = +25°C, Circuit in Figure 1; unless specified)
Small Signal Pulse Response
Maximally Flat
1.2 Compensation
0.8
0% Overshoot
0.4
Compensation
0
-0.4
-0.8
-1.2
Large Signal Pulse Response
Maximally Flat
6 Compensation
4
0% Overshoot
2
Compensation
0
-2
-4
-6
Uni-Polar Pulse Response
6
Maximally Flat
Compensation
4
2
0
-2
-4
-6
Time (2ns/div)
Time (5ns/div)
Time (5ns/div)
Settling Time into 50Ω Load
2.0
5V Output Step
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
10-9
10-7
10-5
10-3
10-1
101
Time (sec)
Settling Time into 50pF Load
2.0
5V Output Step
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
10-9
10-7
10-5
10-3
10-1
101
Time (sec)
-1dB Compensation Point
34
33
32
Ro = 50Ω
31
Ro = 75Ω
30
29
28
27
26
25
Match Load
Re-compensated at each load
24
0
20
40
60
80
100
Frequency (MHz)
Group Delay
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
Aperture set to 5%
of span (12.8MHz)
2.0
0
50
100
150
200
250
Frequency (MHz)
Settling Time into 500Ω Load
2.0
5V Output Step
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
10-9
10-7
10-5
10-3
10-1
101
Time (sec)
Output Return Loss (S22)
0
-5
Ro = 50Ω
-10
Rx = 0Ω
-15
-20
Ro = 40Ω
-25
Rx = 10Ω
-30
-35
-40
-45
Re-compensated
at each Rx
-50
0
50
100
150
200
250
Frequency (MHz)
Noise Figure
22
21
20
Ro = 100Ω
19
Ro = 75Ω
18
Ro = 50Ω
17
16
15
14
13
12
5
Ro = 25Ω
Non-inverting input impedance
matched to source impedance
10
15
20
25
30
No Load Gain
Gain Error Band (Worst Case, DC)
5
4
Ro (nominal) = 50Ω
RL = 50Ω ± 0%
3
2
1
Rf and Rg
0
tolerance = ±0.1%
-1
-2
-3
-4
-5
5
Rf and Rg
tolerance = ±1%
9
13
17
21
25
No Load Gain
5
Reverse Transmission Gain & Phase (S12)
0
-20
-40
-60
Gain
-80
-100
Phase
0
-45
-90
-135
-180
0
50
100
150
200
Frequency (MHz)
Input Return Loss (S11)
0
-10
-20
-30
Magnitude
-40
-50
Phase
Re-compensated
at each Rx
250
0
-45
-90
-135
-180
0
50
100
150
200
250
Frequency (MHz)
Equivalent Input Noise
100
100
60
60
40
Inverting Current 34pA/√Hz 40
20
20
10
6
4
2
1
100 1k
PSRR
100
90
80
70
60
50
40
30
20
10
0
100 1k
10
6
Non-Inverting Current 2.8pA/√Hz 4
2
Non-Inverting Voltage 2.1nV/√Hz
10k 100k 1M
Frequency (Hz)
1
10M 100M
10k 100k 1M
Frequency (Hz)
10M 100M
SPT561
10/9/98
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