SPECIFICATIONS: V
S
= +5V
R
F
= 499Ω, R
L
= 100Ω to V
S
/2, and G = +2, (Figure 2 for AC performance only), unless otherwise noted.
OPA681P, U, N
TYP
+25
°
C
250
225
180
165
100
0.4
200
830
1.5
2.0
14
9
–70
–72
–72
–73
2.2
12
15
100
±1
+40
±5
+25
°
C
(2)
GUARANTEED
0
°
C to
70
°
C
(3)
–40
°
C to
+85
°
C
(3)
MIN/
TEST
MAX
LEVEL
(1)
typ
min
typ
typ
min
max
typ
min
typ
typ
typ
typ
max
max
max
max
max
max
max
min
max
max
max
max
max
max
max
min
min
typ
min
max
min
min
max
max
min
min
typ
typ
typ
typ
typ
typ
typ
typ
min
max
typ
typ
max
max
min
typ
typ
typ
typ
typ
C
B
C
C
B
B
C
B
C
C
C
C
B
B
B
B
B
B
B
A
A
B
A
B
A
B
A
A
A
C
A
A
A
A
A
A
A
A
C
C
C
C
C
C
C
C
A
A
C
C
A
A
A
C
C
C
C
C
PARAMETER
AC PERFORMANCE (Figure 2)
Small-Signal Bandwidth (V
O
= 0.5Vp-p)
CONDITIONS
G = +1, R
F
= 649Ω
G = +2, R
F
= 499Ω
G = +5, R
F
= 360Ω
G = +10, R
F
= 200Ω
G = +2, V
O
< 0.5Vp-p
R
F
= 649Ω, V
O
< 0.5Vp-p
G = +2, V
O
= 2Vp-p
G = +2, 2V Step
G = +2, V
O
= 0.5V Step
G = +2, V
O
= 2V Step
G = +2, V
O
= 2V Step
G = +2, V
O
= 2V Step
G = +2, f = 5MHz, V
O
= 2Vp-p
R
L
= 100Ω to V
S
/2
R
L
≥
500Ω to V
S
/2
R
L
= 100Ω to V
S
/2
R
L
≥
500Ω to V
S
/2
f > 1MHz
f > 1MHz
f > 1MHz
V
O
= V
S
/2, R
L
= 100Ω to V
S
/2
V
CM
= 2.5V
V
CM
= 2.5V
V
CM
= 2.5V
V
CM
= 2.5V
V
CM
= 2.5V
V
CM
= 2.5V
UNITS
MHz
MHz
MHz
MHz
MHz
dB
MHz
V/µs
ns
ns
ns
ns
dBc
dBc
dBc
dBc
nV/√Hz
pA/√Hz
pA/√Hz
kΩ
mV
µV/°C
µA
nA/°C
µA
nA /°C
V
V
dB
kΩ || pF
Ω
Ω
V
V
V
V
mA
mA
Ω
µA
ns
ns
dB
pF
mV
mV
V
V
µA
V
V
mA
mA
dB
°C
°C/W
°C/W
°C/W
180
140
110
Bandwidth for 0.1dB Gain Flatness
Peaking at a Gain of +1
Large-Signal Bandwidth
Slew Rate
Rise/Fall Time
Settling Time to 0.02%
0.1%
Harmonic Distortion
2nd Harmonic
3rd Harmonic
Input Voltage Noise
Non-Inverting Input Current Noise
Inverting Input Current Noise
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
Least Positive Input Voltage
(5)
Most Positive Input Voltage
(5)
Common-Mode Rejection Ratio (CMRR)
Non-Inverting Input Impedance
Min Inverting Input Resistance (R
I
)
Max Inverting Input Resistance (R
I
)
OUTPUT
Most Positive Output Voltage
Least Positive Output Voltage
Current Output, Sourcing
Current Output, Sinking
Closed-Loop Output Impedance
DISABLE (Disable 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 Single-Supply Operating Voltage
Max Single-Supply Operating Voltage
Max Quiescent Current
Min Quiescent Current
Power Supply Rejection Ratio (–PSRR)
TEMPERATURE RANGE
Specification: P, U, N
Thermal Resistance,
θ
JA
P 8-Pin DIP
U SO-8
N SOT23-6
50
2
700
35
4
680
23
570
–68
–70
–65
–68
3
14
18
60
±
5
+65
–67
–70
–65
–67
3.4
14
18
53
±6.0
+15
+75
–300
±25
–125
1.7
3.3
44
36
55
3.7
3.6
1.3
1.4
110
–70
–63
–68
–62
–67
3.6
15
19
51
±7
+20
+95
–350
±35
–175
1.8
3.2
44
35
60
3.5
3.4
1.5
1.6
60
–50
±
20
1.6
3.4
45
38
53
3.8
3.7
1.2
1.3
110
–75
V
CM
= V
S
/2
Open-Loop
Open-Loop
No Load
R
L
= 100Ω to V
S
/2
No Load
R
L
= 100Ω to V
S
/2
V
O
= V
S
/2
V
O
= V
S
/2
G = +2, f = 100kHz
V
DIS
= 0
G = +2, 5MHz
G = +2, R
L
= 150Ω, V
IN
= V
S
/2
G = +2, R
L
= 150Ω, V
IN
= V
S
/2
V
DIS
= 0
1.5
3.5
51
100 || 2
46
46
4
3.9
1
1.1
150
–110
0.03
–270
100
25
65
4
±50
±20
3.3
1.8
100
5
3.5
1.7
3.6
1.6
3.7
1.5
V
S
= +5V
V
S
= +5V
Input Referred
10.0
10.0
48
–40 to +85
12
5.3
4.1
12
5.4
3.7
12
5.4
3.6
Junction-to-Ambient
100
125
150
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.
®
3
OPA681
BURR-BROWN [ BURR-BROWN CORPORATION ]
