ADA4691-2 Datasheet, PDF (4/16 Pages) Analog Devices – Dual, Low Power, Wideband, Low Noise, Rail-to-Rail Output, Operational Amplifiers

ADA4691-2/ADA4692-2
Parameter
DYNAMIC PERFORMANCE
Slew Rate
Slew Rate
Settling Time to 0.1%
Gain Bandwidth Product
ADA4691
Gain Bandwidth Product
ADA4692
Phase Margin
Turn-on, Turn-off time
NOISE PERFORMANCE
Distortion
Voltage Noise
Voltage Noise Density
Symbol Test Conditions/Comments
SR
RL = 600 Ω, CL = 20 pF, AV = +1
SR
RL = 2 kΩ, CL = 20 pF, AV = +1
tS
Step = 0.5 V, RL = 2 kΩ, 600 Ω
GBP
RL = 1 MΩ, CL = 35 pF, AV = +1
GBP
RL = 1 MΩ, CL = 35 pF, AV = +1
ΦM
RL = 1 MΩ, CL = 35 pF, AV = +1
RL = 600 Ω
THD + N
en p-p
en
AV = −1, RL = 2 kΩ, f = 1 kHz, VIN rms = 0.15 V rms
AV = −1, RL = 600 Ω, f = 1 kHz, VIN rms = 0.15 V rms
AV = +1, RL = 2 kΩ, f = 1 kHz, VIN rms = 0.15 V rms
AV = +1, RL = 600 Ω, f = 1 kHz, VIN rms = 0.15 V rms
f = 0.1 Hz to 10 Hz
f = 1 kHz
f = 10 kHz
Min Typ Max Unit
1.1
V/μs
1.4
V/μs
1
μs
3.6
MHz
3.9
MHz
49
Degrees
1
μs
0.009
0.01
0.006
0.007
3.1
16
13
%
%
%
%
μV p-p
nV/√Hz
nV/√Hz
ELECTRICAL CHARACTERISTICS—5 V OPERATION
VSY = 5 V, VCM = VSY/2, TA = 25°C, unless otherwise specified.
Table 2.
Parameter
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
Input Offset Current
Input Voltage Range
Common-Mode Rejection Ratio
ADA4691-2
ADA4629-2
Large Signal Voltage Gain
ADA4691-2
ADA4692-2
ADA4691-2
ADA4692-2
ADA4691-2 and ADA46920-2
Offset Voltage Drift
Input Capacitance
Differential Mode
Common Mode
Logic High Voltage (Enabled)
Logic Low Voltage (Power-Down)
Logic Input Current (Per Pin)
OUTPUT CHARACTERISTICS
Output Voltage High
Symbol Test Conditions/Comments
VOS
IB
IOS
CMRR
AVO
∆VOS/∆T
VCM = −0.3 V to +3.9 V
VCM = −0.1 V to +3.9 V; −40°C < TA < +125°C
−40°C < TA < +125°C
−40°C < TA < +125°C
−40°C < TA < +125°C
VCM = −0.3 V to +3.9 V
VCM = −0.1 V to +3.9 V; −40°C < TA < +125°C
VCM = −0.1 V to +3.9 V; −40°C < TA < +125°C
RL = 2 kΩ, VO = 0.5 V to 4.5 V, VCM = 0 V
−40°C < TA < +85°C
−40°C < TA < +85°C
−40°C < TA < +125°C
−40°C < TA < +125°C
RL = 600 Ω, VO = 0.5 V to 4.5 V, VCM = 0 V
−40°C < TA < +125°C
CINDM
CINCM
VIH
VIL
IIN
−40°C < TA < +125°C
−40°C < TA < +125°C
−40°C < TA < +125°C, 0 V ≤ VSD ≤ 2.7 V
VOH
RL = 2 kΩ
−40°C ≤ TA ≤ +125°C
RL = 600 Ω to GND
Rev. A | Page 4 of 16
Min Typ Max Unit
0.5
0.5
1
−0.3
75 98
68
75
95 110
80
90
75
80
90 100
1
2.5 mV
3.5 mV
5
pA
360 pA
5
pA
260 pA
+3.9 V
dB
dB
dB
dB
dB
dB
dB
dB
dB
4
μV/°C
2.5
7
+2.0
pF
pF
V
0.8 V
1
μA
4.95 4.97
V
4.90
V
4.85 4.88
V