AD8676 Data Sheet
Rev. C | Page 6 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
±15 V and ±5 V, T
A
= 25°C, unless otherwise specified.
10
9
8
7
6
5
4
3
2
1
0
1 10 100 1k 10k
100k
FREQUENCY (Hz)
VOLTAGE NOISE DENSITY (nV/ Hz)
06487-003
Figure 3. Voltage Noise Density vs. Frequency
90
0
–100 –80 –60 –40 –20 0 20 40 60 80 100
V
OS
(µV)
NUMBER OF AMPLIFIERS
80
70
60
50
40
30
20
10
06487-004
Figure 4. Input Offset Voltage Distribution
25
20
15
10
5
0
0
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
0.60
1.00
0.65
0.70
0.75
0.80
0.85
0.90
0.95
T
C
V
OS
(µV/°C)
NUMBER OF AMPLIFIERS
06487-005
Figure 5. T
C
V
OS
Distribution
150
–150
–40
TEMPERATUREC)
V
OS
(µV)
100
50
0
–50
–100
–20 120100806040200
06487-106
V
S
= ±15V
TYPICAL
Figure 6. Offset Voltage vs. Temperature
350
300
250
200
150
10
50
0
I
B
(nA)
NUMBER OF AMPLIFIERS
2.01.61.20.80.40–2.0 –1.6 –1.2 –0.8 –0.4
06487-107
Figure 7. Input Bias Current, V
SY
= ±15 V
2.01.61.20.80.40–2.0 –1.6 –1.2 –0.8 –0.4
350
300
250
200
150
10
50
0
I
B
(nA)
NUMBER OF AMPLIFIERS
06487-108
Figure 8. Input Bias Current, V
SY
= ±5 V
Data Sheet AD8676
Rev. C | Page 7 of 12
±15 V and ±5 V, T
A
= 25°C, unless otherwise specified.
5
–5
–4
–3
–2
–1
0
1
2
3
4
–40
TEMPERATURE (°C)
I
B
(nA)
–20 120100806040200
06487-109
V
S
= ±15V
V
S
= ±5V
Figure 9. Input Bias Current vs. Temperature
3.0
2.5
2.0
1.5
1.0
0.5
0
5
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
353025201510
06487-110
Figure 10. Supply Current vs. Total Supply Voltage
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–40
TEMPERATUREC)
SUPPLY CURRENT (mA)
–20 120100806040200
06487-111
V
S
= ±15V
V
S
= ±5V
Figure 11. Supply Current vs. Temperature
100
120
100
80
40
60
20
–40
–20
0
–80
–100
–60
–120
10k1k 100k 10M1M
100M
FREQUENCY (Hz)
GAIN (dB)
R
L
= 2k
C
L
= 35pF
θ
M
= 55.
GAIN
PHASE
180
0
45
–45
–90
–135
90
135
–180
PHASE MARGIN (Degrees)
06487-012
Figure 12. Gain and Phase vs. Frequency
60
50
40
30
20
10
0
–10
–20
–30
–40
1k 10k 100k
G = 1
G = 10
G = 100
1M 10M
100M
FREQUENCY (Hz)
CLOSED-LOOP GAIN (dB)
06487-013
Figure 13. Closed-Loop Gain vs. Frequency
70
60
50
40
30
20
10
0
1k 10k 100k 1M 10M
100M
FREQUENCY (Hz)
Z
OUT
()
A
VO
= 100
A
VO
= 10
A
VO
= 1
06487-014
Figure 14. Z
OUT
vs. Frequency
AD8676 Data Sheet
Rev. C | Page 8 of 12
±15 V and ±5 V, T
A
= 25°C, unless otherwise specified.
15
10
5
0
–5
–10
–15
TIME (10µs/DIV)
VOLTAGE (V)
V
IN
= ±10V
R
L
= 2k
A
V
= +1
06487-015
Figure 15. Large Signal Transient Response, V
SY
= ±15 V
4
3
2
1
0
–1
–3
–2
–4
TIME (10µs/DIV)
VOLTAGE (V)
V
IN
= ±3.5V
R
L
= 2k
A
V
= +1
06487-016
Figure 16. Large Signal Transient Response, V
SY
= ±5 V
70
60
50
40
30
20
10
0
1 10 100 1k 10k
100k
CAPACITANCE (pF)
OVERSHOOT (%)
A
V
= +1
V
IN
= 100mV p-p
+OS
–OS
06487-017
Figure 17. Small Signal Overshoot vs. Load Capacitance
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–0.7
–4 1 6 11 16 21 26 31
36
TIME (µs)
INPUT VOLTAGE (V)
50
40
30
20
10
0
–10
–30
–20
OUTPUT VOLTAGE (V)
V
IN
= 200mV p-p
A
VO
= –100
R
L
= 10k
V
IN
V
OUT
06487-018
Figure 18. Positive Overvoltage Recovery
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–4 1 6 11 16 21 26 31
36
TIME (µs)
INPUT VOLTAGE (V)
50
40
30
20
10
0
–10
–20
–30
OUTPUT VOLTAGE (V)
V
IN
= 200mV p-p
A
VO
= –100
R
L
= 10k
V
IN
V
OUT
06487-019
Figure 19. Negative Overvoltage Recovery
180
160
140
120
100
80
60
40
20
0
–20
10 100 10k1k 100k 10M1M
100M
FREQUENCY (Hz)
CMRR (dB)
06487-020
Figure 20. CMRR vs. Frequency

AD8676ARMZ-REEL

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Precision Amplifiers 36V 2.8nV/Hz Ultra Prec Dual RRIO
Lifecycle:
New from this manufacturer.
Delivery:
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