Datasheet

OPA683
7
SBOS221E
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ±5V (Cont.)
T
A
= 25°C, R
F
= 1.2kΩ, R
L
= 1kΩ, and G = +2 (see Figure 1 for AC performance only), unless otherwise noted.
100
10
1
Frequency (Hz)
10
2
10
7
10
3
10
4
10
5
10
6
INPUT VOLTAGE AND CURRENT NOISE DENSITY
Voltage Noise (nV/√Hz)
Current Noise (pA/√Hz)
Noninverting Current Noise
5.2pA/√Hz
Voltage Noise
4.4nV/√Hz
Inverting Current Noise
11.6pA/√Hz
160
140
120
100
80
60
40
20
0
C
LOAD
(pF)
1 10010
R
S
vs C
LOAD
R
S
(Ω)
0.5dB Peaking
2-TONE, 3RD-ORDER
INTERMODULATION DISTORTION
V
PP
at 1kΩ Load (each tone)
3rd-Order Spurious Level (dBc)
–45
–55
–65
–75
–85
1MHz
20MHz
0.1 0.4 1 2
5MHz
10MHz
+5V
–5V
50Ω
1kΩ
P
I
P
O
1.2kΩ
1.2kΩ
OPA683
6
5
4
3
2
1
0
Time (ms)
0 10010 20 4030 8070 906050
DISABLE TIME
V
DIS
V
OUT
V
OUT
and V
DIS
(V)
V
IN
= 1V
DC
See Figure 1
–40
–50
–60
–70
–80
–90
–100
Frequency (MHz)
0.1 100110
DISABLED FEEDTHRU
Feedthru (dB)
G = +2
V
DIS
= 0V
See Figure 1
9
6
3
0
–3
–6
Frequency (MHz)
1 20010 100
SMALL-SIGNAL BANDWIDTH vs C
LOAD
Normalized Gain (dB)
10pF
100pF
47pF
22pF
R
S
V
O
+5V
–5V
50Ω
C
L
V
I
1.2kΩ
1.2kΩ
1kΩ
OPA683