OPA678AP BURR-BROWN [Burr-Brown Corporation], OPA678AP Datasheet - Page 5

• Manufacturer Part Number: OPA678AP
• Description: Wideband Switched-Input OPERATIONAL AMPLIFIER
• Manufacturer: BURR-BROWN [Burr-Brown Corporation]

TYPICAL PERFORMANCE CURVES
NOTE: For the gain of +2V/V, C
10
–1
–2
0.5
0.4
0.3
0.2
0.1
8
6
4
2
0
8
7
6
5
4
3
2
1
0
0
1
1
NOMINAL FREQUENCY COMPENSATION vs NOISE GAIN
BW = 103MHz
C
DIFFERENTIAL GAIN vs CLOSED-LOOP GAIN
C
2
1MHz
= 103°
= 3pF
2
SMALL SIGNAL BANDWIDTH
A
V
4
V
O
= +2V/V CLOSED-LOOP
= 0V to 2.1V
Closed-Loop Gain
Noise Gain (V/V)
6 8
Frequency (Hz)
(f = 4.5MHz)
10MHz
C
= 2.2pF; for the gain of +5V/V, C
10
Gain
3
V
O
= 0V to 1.4V
20
100MHz
V
4
O
40
= 0V to 0.7V
60
80
16Hz
100
C
5
= 0.
60
40
20
0
–20
–40
–60
–80
–100
–120
–140
5
NOTE: For the gain of +2V/V, C
–10
–1
–2
–3
–4
–5
–6
–7
–8
–9
15
14
13
12
11
10
0.5
0.4
0.3
0.2
0.1
0
9
8
7
6
5
0
1
BW = 200MHz
BW = 69MHz
DIFFERENTIAL PHASE vs CLOSED-LOOP GAIN
C
C
C
C
1MHz
1MHz
= 57°
= 8.5pF
= 119°
= 1pF
2
SMALL SIGNAL BANDWIDTH
SMALL SIGNAL BANDWIDTH
A
A
V
V
= +1V/V CLOSED-LOOP
= +5V/V CLOSED-LOOP
V
Closed-Loop Gain
O
Frequency (Hz)
Frequency (Hz)
= 0V to 2.1V
10MHz
(f = 4.5MHz)
10MHz
C
= 2.2pF; for the gain of +5V/V, C
3
Gain
Gain
OPA678
V
O
= 0V to 0.7V
V
100MHz
100MHz
O
= 0V to 1.4V
4
16Hz
16Hz
C
5
–20
–40
–60
–80
–100
–120
–140
–160
–180
= 0.
60
40
20
0
–20
–40
–60
–80
–100
–120
–140
0
®