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參數(shù)資料
| 型號： | OPA3681U |
| 英文描述： | Triple Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable |
| 中文描述： | 三寬帶，電流反饋運(yùn)算放大器，禁用 |
| 文件頁數(shù)： | 2/21頁 |
| 文件大?。?/td> | 234K |
| 代理商： | OPA3681U |
2
OPA3681
SPECIFICATIONS: V
S
=
±
5V
R
F
= 499
, R
L
= 100
, and G = +2
,
(Figure 1 for AC performance only), unless otherwise noted.
OPA3681E, U
TYP
GUARANTEED
0
°
C to
70
°
C
(3)
–40
°
C to
+85
°
C
(3)
MIN/
MAX
LEVEL
(1)
TEST
PARAMETER
CONDITIONS
+25
°
C
+25
°
C
(2)
UNITS
AC PERFORMANCE (Figure 1)
Small Signal Bandwidth (V
O
= 0.5Vp-p)
G = +1, R
F
= 549
G = +2, R
F
= 499
G = +5, R
F
= 365
G = +10, R
= 182
G = +2, V
O
= 0.5Vp-p
R
F
= 453, V
O
= 0.5Vp-p
G = +2, V
= 5Vp-p
G = +2, 4V Step
G = +2, V
= 0.5V Step
G = +2, 5V Step
G = +2, V
O
= 2V Step
G = +2, V
O
= 2V Step
G = +2, f = 5MHz, V
O
= 2Vp-p
R
L
= 100
R
L
≥
500
R
L
= 100
R
≥
500
f > 1MHz
f > 1MHz
f > 1MHz
G = +2, NTSC, V
= 1.4Vp, R
L
= 150
R
L
= 37.5
G = +2, NTSC, V
= 1.4Vp, R
L
= 150
R
= 37.5
Input Referred, f = 5MHz, All Hostile
280
220
185
125
90
0.4
150
2100
1.7
2.0
12
8
MHz
MHz
MHz
MHz
MHz
dB
MHz
V/
μ
s
ns
ns
ns
ns
typ
min
typ
typ
min
max
typ
min
typ
typ
typ
typ
C
B
C
C
B
B
C
B
C
C
C
C
220
210
190
Bandwidth for 0.1dB Gain Flatness
Peaking at a Gain of +1
Large Signal Bandwidth
Slew Rate
Rise/Fall Time
50
2
45
4
45
1600
1600
1200
Settling Time to 0.02%
0.1%
Harmonic Distortion
2nd Harmonic
–75
–81
–80
–95
2.2
12
15
0.001
0.005
0.01
0.05
–55
dBc
dBc
dBc
dBc
nV/
√
Hz
pA/
√
Hz
pA/
√
Hz
%
%
deg
deg
dBc
typ
typ
typ
typ
max
max
max
typ
typ
typ
typ
typ
C
C
C
C
B
B
B
C
C
C
C
C
3rd Harmonic
Input Voltage Noise
Non-Inverting Input Current Noise
Inverting Input Current Noise
Differential Gain
3.0
14
18
3.4
15
18
3.6
15
19
Differential Phase
Crosstalk
DC PERFORMANCE
(4)
Open-Loop Transimpedance Gain (Z
OL
)
Input Offset Voltage
Average Offset Voltage Drift
Non-Inverting Input Bias Current
Average Non-Inverting Input Bias Current Drift
Inverting Input Bias Current
Average Inverting Input Bias Current Drift
INPUT
Common-Mode Input Range
(5)
Common-Mode Rejection (CMR)
Non-Inverting Input Impedance
Inverting Input Resistance (R
I
)
OUTPUT
Voltage Output Swing
V
O
= 0V, R
= 100
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
100
±
1.3
56
±
5
56
±
6.5
+35
±
65
–400
±
50
–125
56
±
7.5
+40
±
85
–450
±
55
–150
k
mV
μ
V/
°
C
μ
A
nA/
°
C
μ
A
nA
°
/C
min
max
max
max
max
max
max
A
A
B
A
B
A
B
+30
+55
±
10
±
40
±
3.5
52
100 || 2
42
±
3.4
47
±
3.3
46
±
3.2
45
V
dB
min
min
typ
typ
A
A
C
C
V
CM
= 0V
k
|| pF
Open Loop
No Load
R
L
= 100
V
O
= 0
V
= 0
G = +2, f = 100kHz
±
4.0
±
3.9
+190
–150
0.03
±
3.8
±
3.7
+160
–135
±
3.7
±
3.6
+140
–130
±
3.6
±
3.3
+80
–80
V
V
min
min
min
min
typ
A
A
A
A
C
Current Output, Sourcing
Current Output, Sinking
Closed-Loop Output Impedance
DISABLE
(Disabled Low)
Power Down Supply Current (+V
S
)
Disable Time
Enable Time
Off Isolation
Output Capacitance in Disable
Turn On Glitch
Turn Off Glitch
Enable Voltage
Disable Voltage
Control Pin Input Bias Current (DIS)
POWER SUPPLY
Specified Operating Voltage
Maximum Operating Voltage Range
Max Quiescent Current (3 Channels)
Min Quiescent Current (3 Channels)
Power Supply Rejection Ratio (–PSRR)
TEMPERATURE RANGE
Specification: E, U
Thermal Resistance,
θ
JA
E
SSOP-16
U
SO-16
mA
mA
V
DIS
= 0, All Channels
–900
100
25
70
4
±
50
±
20
3.3
1.8
100
μ
A
ns
ns
dB
pF
mV
mV
V
V
μ
A
typ
typ
typ
typ
typ
typ
typ
min
max
max
C
C
C
C
C
C
C
A
A
A
G = +2, 5MHz
G = +2, R
L
= 150
, V
IN
= 0
G = +2, R
L
= 150
, V
IN
= 0
3.5
1.7
160
3.6
1.6
160
3.7
1.5
160
V
DIS
= 0, Each Channel
±
5
V
V
typ
max
max
min
min
C
A
A
A
A
±
6
19.2
16.8
52
±
6
19.5
16.5
50
±
6
19.8
15.0
49
V
S
=
±
5V
V
=
±
5V
Input Referred
18
18
58
mA
mA
dB
–40 to +85
°
C
typ
C
100
100
°
C/W
°
C/W
typ
typ
C
C
NOTES: (1) Test Levels: (A) 100% tested at 25
°
C. Over temperature limits by characterization and simulation. (B) Limits set by characterization and simulation.
(C) Typical value only for information. (2) Junction temperature = ambient for 25
°
C guaranteed specifications. (3) Junction temperature = ambient at low temperature
limit: Junction temperature = ambient +23
°
C at high temperature limit for over temperature guaranteed specifications. (4) Current is considered positive out of node.
V
CM
is the input common-mode voltage. (5) Tested < 3dB below minimum specified CMR at
±
CMIR limits.
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