OPA681N BURR-BROWN [Burr-Brown Corporation], OPA681N Datasheet - Page 5

• Manufacturer Part Number: OPA681N
• Description: Wideband, Current Feedback OPERATIONAL AMPLIFIER With Disable
• Manufacturer: BURR-BROWN [Burr-Brown Corporation]

TYPICAL PERFORMANCE CURVES: V
G = +2, R
–100
–200
–300
–400
400
300
200
100
2.0
1.6
1.2
0.8
0.4
–1
–2
–3
–4
–5
–6
–7
–8
2
1
0
0
0
F
0
= 402 , and R
V
G = +2
IN
LARGE-SIGNAL DISABLE/ENABLE RESPONSE
= +1V
SMALL-SIGNAL FREQUENCY RESPONSE
G = +1, R
SMALL-SIGNAL PULSE RESPONSE
G = +5, R
L
= 100 , unless otherwise noted (see Figure 1).
Frequency (25MHz/div)
Output Voltage
F
= 453
V
DIS
Time (50ns/div)
Time (5ns/div)
F
125MHz
= 261
G = +10, R
G = +2, R
F
V
= 180
O
G = +2
= 0.5Vp-p
F
= 402
250MHz
6.0
4.0
2.0
0
5
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
+4
+3
+2
+1
–1
–2
–3
–4
–1
–2
0
8
7
6
5
4
3
2
1
0
S
0
= 5V
G = +2, R
DISABLED FEEDTHROUGH vs FREQUENCY
LARGE-SIGNAL FREQUENCY RESPONSE
V
LARGE-SIGNAL PULSE RESPONSE
DIS
1
L
Forward
= 100
= 0
Frequency (25MHz/div)
Frequency (MHz)
Time (5ns/div)
125MHz
OPA681
7Vp-p
Reverse
10
4Vp-p
V
O
G = +2
2Vp-p
= 5Vp-p
1Vp-p
250MHz
100
®