Data Sheet AD8671/AD8672/AD8674
Rev. F | Page 7 of 20
6
7
8
9
10
11
12
13
14
15
16
V
OS
(µV)
TEMPERATURE (°C)
–40 85
25 125
03718-B-012
V
S
= ±15V
V
S
=
±5V
Figure 10. Input Offset Voltage vs. Temperature
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
I
B
(nA)
TEMPERATURE (°C)
–40 8525 125
+I
B
–I
B
03718-B-013
V
S
= ±5V
Figure 11. Input Bias Current vs. Temperature
1.0
0.5
0
0.5
1.0
1.5
2.0
2.5
I
B
(nA)
TEMPERATURE (°C)
–40 8525 125
+I
B
–I
B
03718-B-014
V
S
= ±15V
Figure 12. Input Bias Current vs. Temperature
2.4
2.6
2.8
3.0
3.2
3.4
I
SY
(mA)
3.6
3.8
4.0
TEMPERATURE (°C)
40
8525 125
V
S
= ±
15V
V
S
=
±
5V
03718-B-015
Figure 13. Supply Current vs. Temperature
10.0
10.5
11.0
11.5
12.0
12.5
13.0
13.5
14.0
14.5
OUTPUT VOLTAGE (V)
TEMPERATURE (°C)
–40 8525 125
R
L
= 600
R
L
= 2k
03718-B-016
V
S
= ±15V
Figure 14. Output Voltage High vs. Temperature
–14.5
–14.0
–13.5
–13.0
–12.5
–12.0
–11.5
–11.0
OUTPUT VOLTAGE (V)
TEMPERATURE (°
C)
–40 8525 125
R
L
= 600
R
L
= 2k
03718-B-017
V
S
= ±15V
Figure 15. Output Voltage Low vs. Temperature
AD8671/AD8672/AD8674 Data Sheet
Rev. F | Page 8 of 20
FREQUENCY (Hz)
OPEN-LOOP GAIN (dB)
–10
0
10
100k
03718-B-018
10M
1M
–40
–30
20
20
30
40
50
V
SY
=
±15V
R
L
= 10k
C
L
= 20pF
F
M
= 59
°
GAIN
PHASE
OPEN-LOOP PHASE (dB)
–45
45
–180
135
–90
90
135
180
225
0
60
270
Figure 16. Open-Loop Gain and Phase Shift vs. Frequency
0
5000
10000
15000
20000
25000
30000
A
VO
(V/mV)
TEMPERATURE (°C)
40 8525 125
±5V
±15V
03718-B-019
Figure 17. Open-Loop Gain vs. Temperature
FREQUENCY (Hz)
1k 1M
CLOSED-LOOP GAIN (dB)
–10
0
10
20
40
50
100k10k 10M
03718-B-020
30
–20
–30
–40
–50
100M
A
V
= 100
A
V
= 10
A
V
= 1
V
SY
=
±
15V
V
IN
= 10mV
R
L
=
C
L
= 20pF
Figure 18. Closed-Loop Gain vs. Frequency
FREQUENCY (Hz)
1k 10M
IMPEDANCE ()
40
50
60
70
90
100
100k10k 100M
03718-B-021
80
30
20
10
0
A
VO
= 100
100
A
VO
= 10
A
VO
= 1
1M
Figure 19. Output Impedance vs. Frequency
V
SY
= ±15V
V
IN
= 4V
R
L
= 2k
03718-B-022
VOLTAGE (1V/DIV)
TIME (100µs/DIV)
Figure 20. Large Signal Transient Response
V
SY
= ±15V
V
IN
= 200mV p-p
R
L
= 2k
03718-B-023
VOLTAGE (50mV/DIV)
TIME (10µs/DIV)
Figure 21. Small Signal Transient Response
Data Sheet AD8671/AD8672/AD8674
Rev. F | Page 9 of 20
CAPACITANCE (pF)
1k
SMALL SIGNAL OVERSHOOT (%)
+OS
0
10
20
30
40
50
60
100
10k
–OS
03718-B-024
V
S
15
Figure 22. Small Signal Overshoot vs. Load Capacitance
V
IN
V
OUT
0V
V
S
= ±15V
V
IN
= 200mV p-p
A
V
= –100
R
L
= 10k
0V
03718-B-025
VOLTAGE (200mV/DIV)
TIME (4s/DIV)
Figure 23. Positive Overdrive Recovery
V
IN
V
OUT
V
SY
= ±15V
V
IN
= 200mV p-p
A
V
= –100
R
L
= 10k
0V
0V
03718-B-026
VOLTAGE (200mV/DIV)
TIME (4s/DIV)
Figure 24. Negative Overdrive Recovery
FREQUENCY (Hz)
1k 1M
CMRR (dB)
40
60
80
100
140
160
100k10k
10M
03718-B-027
120
20
0
–20
–40
100M
V
SY
= ±15V
100
10
Figure 25. CMRR vs. Frequency
FREQUENCY (Hz)
1k 1M
PSRR (dB)
40
60
80
100
140
160
100k10k 10M
03718-B-028
120
20
0
–20
–40
V
SY
= ±15V
100
–PSRR
+PSRR
10
Figure 26. PSRR vs. Frequency
127
128
129
130
131
132
PSRR (dB)
133
134
135
TEMPERATURE (°C)
–40 8525 125
03718-B-029
V
S
= ±2.5V TO ±18V
Figure 27. PSRR vs. Temperature

AD8674ARZ-REEL

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Precision Amplifiers Prec Low Noise Low Input Bias Crnt Quad
Lifecycle:
New from this manufacturer.
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