Datasheet

"#$
%"#$
SBOS291G − NOVEMBER 2003 − REVISED SEPTEMBER 2007
www.ti.com
8
TYPICAL CHARACTERISTICS: V
S
= +2.7V to +5.5V (continued)
All specifications at T
A
= +25°C, R
L
= 2kΩ connected to V
S
/2, and V
OUT
= V
S
/2, unless otherwise noted.
SMALL−SIGNAL OVERSHOOT vs LOAD CAPACITANCE
Overshoot (%)
100 100010
50
45
40
35
30
25
20
15
10
5
0
Load Capacitance (pF)
R
S
=100
Ω
No R
S
−
5V
V
OUT
R
P
=2k
Ω
C
R
S
+5V
OPA380
2.5pF
10k
Ω
SMALL−SIGNAL OVERSHOOT vs LOAD CAPACITANCE
Overshoot (%)
100 100010
50
45
40
35
30
25
20
15
10
5
0
Load Capacitance (pF)
R
S
=100
Ω
No R
S
V
OUT
R
F
=2kΩC
R
S
+2.5V
−
2.5V
OPA380
2.5pF
10k
Ω
OVERLOAD RECOVERY
00 0.8mA/div 2V/div
Time (100ns/div)
3.2pF
V
P
V
OUT
2k
Ω
50k
Ω
+5V
I
IN
1.6mA
V
P
=0V
V
P
=
−
5V
V
OUT
I
IN
SMALL−SIGNAL STEP RESPONSE
50mV/div
Time (100ns/div)
R
L
=2k
Ω
LARGE−SIGNAL STEP RESPONSE
1V/div
Time (100ns/div)
R
L
=2k
Ω
10k
Ω
2.5V
−
2.5V
2k
Ω
2.5pF
CHANNEL SEPARATION vs INPUT FREQUENCY
10
140
120
100
80
60
40
20
0
100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
Channel Separation (dB)