Datasheet
OPA695
7
SBOS293G
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ±5V (Cont.)
G = +8, R
F
= 402Ω, R
L
= 100Ω, unless otherwise noted.
100
10
1
INPUT VOLTAGE AND CURRENT NOISE DENSITY
Frequency (Hz)
10
3
10
4
10
5
10
6
10
7
10
8
Current Noise (pA/√Hz)
Voltage Noise (nV/√Hz)
Noninverting Input Current Noise
Inverting Input Current Noise
19pA/√Hz
22pA/√Hz
Input Voltage Noise
1.7nV/√Hz
45
40
35
30
25
20
15
Frequency (MHz)
20 40 60 80 140 160 240180 200 220100 120
TWO-TONE, 3rd-ORDER
INTERMODULATION INTERCEPT ±5V
Output Intercept (+dBm)
OPA695
P
I
P
O
402Ω
50Ω
50Ω
50Ω
56.2Ω
G = 12dB to matched load.
OPA695
P
I
P
O
402Ω
50Ω
50Ω
50Ω
G = 12dB to matched load.
G = +8
G = –8
Noninverting
Inverting
0
–10
–20
–30
–40
–50
–60
INPUT RETURN LOSS vs FREQUENCY (S
11
)
Frequency (Hz)
10M 100M 1G
Return Loss (5dB/div)
G = +8
(see Figure 1)
G = –8
(see Figure 2)
VSWR < 1.2:1
0
–10
–20
–30
–40
–50
–60
OUTPUT RETURN LOSS vs FREQUENCY (S
22
)
Frequency (Hz)
10M 100M 1G
Return Loss (5dB/div)
G = ±8V/V
Without
Trim Cap
With
Trim Cap
VSWR < 1.2:1
OPA695
50Ω
2.5pF
S
22
Trim Cap
35
30
25
20
15
10
5
0
R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
5 10 100
R
S
(Ω)
0.5dB Peaking
Allowed
21
18
15
12
9
SMALL-SIGNAL FREQUENCY RESPONSE
vs CAPACITIVE LOAD
Frequency (Hz)
10M 100M 1G
Normalized Gain (dB)
OPA695
402Ω
57.4Ω
50Ω
1kΩ
V
I
+5V
–5V
1kΩ load is optional
V
O
R
S
C
L
C
L
= 100pF
C
L
= 10pF
C
L
= 20pF
C
L
= 50pF