LT1678 LINER [Linear Technology], LT1678 Datasheet - Page 10

• Manufacturer Part Number: LT1678
• Description: Dual/Quad Low Noise, Rail-to-Rail, Precision Op Amps
• Manufacturer: LINER [Linear Technology]

LT1678/LT1679
TYPICAL PERFOR A CE CHARACTERISTICS
10
0.001
0.01
–10
100
0.1
50
40
30
20
10
10
6
5
4
3
2
1
0
0
1
–10 –8
0.1
10
Settling Time vs Output
Step (Inverting)
Gain, Phase Shift vs Frequency
Closed-Loop Output
Impedance vs Frequency
FULL SCALE
FULL SCALE
V
A
T
V
0.01% OF
A
S
V
0.1% OF
S
T
T
= 25°C
A
= ±15V
= –1
= ±15V
A
= 125°C
= 25°C
–6
100
PHASE
–4
FREQUENCY (MHz)
OUTPUT STEP (V)
T
1
FREQUENCY (Hz)
T
A
–2
A
A
1k
= –55°C
V
V
GAIN
= 125°C
IN
T
= 100
A
0
= –55°C
5k
10k
2
A
10
V
+
–
FULL SCALE
4
= 1
5k
T
V
V
C
FULL SCALE
0.1% OF
A
S
CM
L
W
0.01% OF
100k
= 25°C
= 10pF
6
= ±15V
= 14.7V
16789 G22
16789 G25
16789 G28
8
V
OUT
U
100
1M
10
100
80
60
40
20
0
–20
0.0001
0.001
–10
0.01
6
5
4
3
2
1
0
50
40
30
20
10
0.1
–10 –8
0
Settling Time vs Output
Step (Noninverting)
0.1
FULL SCALE
20
V
A
T
Total Harmonic Distortion and
Noise vs Frequency for
Noninverting Gain
Gain, Phase Shift vs Frequency
A
S
V
FULL SCALE
0.1% OF
Z
V
V
A
MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
A
A
A
T
0.01% OF
= 25°C
= ±15V
= 1
T
L
S
O
V
V
A
V
V
A
= 2k/15pF
= ±15V
= 20V
= 1, 10, 100
= 1
= 100
= 10
= 25°C
= –55°C
–6
100
P-P
–4
OUTPUT STEP (V)
FREQUENCY (MHz)
1
FREQUENCY (Hz)
–2
GAIN
V
IN
FULL SCALE
0
1k
0.01% OF
2k
PHASE
2
+
–
10
2k
4
T
A
FULL SCALE
= –55°C
0.1% OF
V
V
C
T
T
6
S
CM
L
10k
A
A
= 10pF
= ±15V
= 25°C
= 125°C
R
16789 G23
= –14V
V
L
8
16789 G26
OUT
16789 G29
= 1k
10
100
50k
100
80
60
40
20
0
–20
–10
+V
–V
50
40
30
20
10
0
0.0001
S
S
0.1
0.001
Gain, Phase Shift vs Frequency
–0.1
–0.2
–0.3
0.01
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.1
0
0
–10
20
T
A
Output Voltage Swing vs
Load Current
Total Harmonic Distortion and
Noise vs Frequency for
Noninverting Gain
V
Z
V
V
A
MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
A
A
A
= 125°C
S
L
V
S
O
V
V
V
T
–8
= ±15V
= 2k/15pF
= –1
= ±15V
= –1, –10, –100
= –100
= –10
T
= 20V
A
T
A
= 25°C
A
FREQUENCY (MHz)
= –55°C
100
–6
= 125°C
1
P-P
OUTPUT CURRENT (mA)
–4
FREQUENCY (Hz)
T
PHASE
A
T
T
–2
A
A
= 25°C
= –55°C
= –55°C
GAIN
T
A
1k
0
= 125°C
10
T
A
2
= 25°C
T
V
V
C
T
A
S
CM
L
A
sn16789 16789fs
= 125°C
4
= 10pF
= ±15V
= 25°C
= 0V
16789 G24
T
10k
A
6
= –55°C
100
16789 G30
16789 G27
8
100
80
60
40
20
0
–20
50k
10