Datasheet

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1
100
100 1 k 10 k 100 k 1 M 10 M
10
V
n
I
n
f − Frequency − Hz
− Voltage Noise − nV/ Hz
V
n
− Current Noise −
pA/ Hz
I
n
25
27
29
31
33
35
37
39
41
43
0 50 100 150 200 250 300
OIP
3
− Third−Order Output Intercept Point − dBm
f − Frequency − MHz
49.9
49.9
+2.5V
−2.5V
49.9
50 Test
Equipment
THS4303
50 Source
Test data
measurement
point
Note: Add 3 dB to Reference Data to
The Output of the Amplifier.
V
O
= 1 V
PP
Envelope
R
L
= 100 Ω
V
S
= 5 V
200 kHz Tone Spacing
40
45
50
55
60
65
70
75
80
0 50 100 150 200 250 300
49.9
49.9
+2.5V
−2.5V
49.9
50 Test
Equipment
THS4303
50 Source
Test data
measurement
point
− Second-Order Output Intercept Point − dBm
f − Frequency − MHz
V
O
= 1 V
PP
Envelope
R
L
= 100 Ω
V
S
= 5 V
200 kHz Tone Spacing
OIP
2
Note: Add 3 dB to Reference Data to
The Output of the Amplifier.
−1
−0.8
−0.6
−0.4
−0.2
0
0.2
0.4
0.6
0.8
1
0 1 2 3 4 5 6 7 8 9
t − Time − ns
− Output Voltage − VV
O
R
L
= 100 Ω
V
S
= 5 V
Output
Input Pulse x 10
−1
−0.8
−0.6
−0.4
−0.2
0
0.2
0.4
0.6
0.8
1
0 1 2 3 4 5 6 7 8 9
t − Time − ns
− Output Voltage − VV
O
R
L
= 100 Ω
V
S
= 5 V
Input Pulse x 10
PP
Output
0
5
10
15
20
25
30
35
40
45
50
2.5 2.75 3 3.25 3.5 3.75 4 4.25 4.5 4.75 5
T
A
= −40°C
V
S
− Supply Voltage − V
Quiescent Current − mA
T
A
= 85°C
T
A
= 25°C
19.9
19.92
19.94
19.96
19.98
20
20.02
20.04
20.06
20.08
20.1
−40−30−20−100 10 20 30 40 50 60 70 80 90
Closed-Loop Gain − dB
T
C
− Case Temperature − °C
V
S
= 5 V
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
1 10 100 1000
R
L
− Load Resistance − Ω
− Output Voltage − VV
O
V
S
= 5 V
T
A
= −40 to 85°C
10
12
14
16
18
20
22
1 M 10 M 100 M 1 G
f − Frequency − Hz
Signal Gain − dB
R
L
= 100 Ω
V
S
= 5 V
R
ISO
= 25 Ω, C
L
= 10 pF
R
ISO
= 15 Ω, C
L
= 47 pF
R
ISO
= 10 Ω, C
L
= 100 pF
+
−
R
ISO
C
L
THS4303
SLOS421B – NOVEMBER 2003 – REVISED JANUARY 2005
TYPICAL THS4303 CHARACTERISTICS (5 V) (continued)
SECOND-ORDER
OUTPUT INTERCEPT THIRD-ORDER OUTPUT INTERCEPT VOLTAGE AND CURRENT NOISE
vs vs vs
FREQUENCY FREQUENCY FREQUENCY
Figure 10. Figure 11. Figure 12.
QUIESCENT CURRENT
vs
SETTLING TIME SETTLING TIME SUPPLY VOLTAGE
Figure 13. Figure 14. Figure 15.
OUTPUT VOLTAGE GAIN
vs CAPACITIVE LOAD FREQUENCY vs
LOAD RESISTANCE RESPONSE CASE TEMPERATURE
Figure 16. Figure 17. Figure 18.
9