
ADA4861-3
Rev. A | Page 3 of 16
SPECIFICATIONS
VS = +5 V (@ TA = 25°C, G = +2, RL = 150 Ω, CL = 4 pF, unless otherwise noted); for G = +2, RF = RG = 301 Ω; and for G = +1, RF = 499 Ω.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
–3 dB Bandwidth
VO = 0.2 V p-p
350
MHz
VO = 2 V p-p
145
MHz
G = +1, VO = 0.2 V p-p
560
MHz
Bandwidth for 0.1 dB Flatness
VO = 2 V p-p
85
MHz
+Slew Rate (Rising Edge)
VO = 2 V p-p
590
V/μs
Slew Rate (Falling Edge)
VO = 2 V p-p
480
V/μs
Settling Time to 0.5% (Rise/Fall)
VO = 2 V step
12/13
ns
NOISE/DISTORTION PERFORMANCE
Harmonic Distortion HD2/HD3
fC = 1 MHz, VO = 2 V p-p
81/89
dBc
Harmonic Distortion HD2/HD3
fC = 5 MHz, VO = 2 V p-p
69/76
dBc
Input Voltage Noise
f = 100 kHz
3.8
nV/√Hz
Input Current Noise
f = 100 kHz, +IN/IN
1.7/5.5
pA/√Hz
Differential Gain
0.02
%
Differential Phase
0.03
Degrees
All-Hostile Crosstalk
Amplifier 1 and Amplifier 2 driven,
Amplifier 3 output measured, f = 1 MHz
65
dB
DC PERFORMANCE
Input Offset Voltage
13
0.9
+13
mV
+Input Bias Current
2
0.8
+1
μA
Input Bias Current
8
+2.3
+13
μA
Open-Loop Transresistance
400
620
kΩ
INPUT CHARACTERISTICS
Input Resistance
+IN
14
MΩ
IN
85
Ω
Input Capacitance
+IN
1.5
pF
Input Common-Mode Voltage Range
G = +1
1.2 to 3.8
V
Common-Mode Rejection Ratio
VCM = 2 V to 3 V
54
56.5
dB
POWER-DOWN PINS
Input Voltage
Enabled
0.6
V
Power down
1.8
V
Bias Current
Enabled
3
μA
Power down
115
μA
Turn-On Time
200
ns
Turn-Off Time
3.5
μs
OUTPUT CHARACTERISTICS
Output Overdrive Recovery Time (Rise/Fall)
VIN = +2.25 V to 0.25 V
55/100
ns
Output Voltage Swing
RL = 150 Ω
1.2 to 3.8
1.1 to 3.9
V
RL = 1 kΩ
0.9 to 4.1
0.85 to 4.15
V
Short-Circuit Current
Sinking and sourcing
65
mA
POWER SUPPLY
Operating Range
5
12
V
Total Quiescent Current
Enabled
12.5
16.1
18.5
mA
Quiescent Current/Amplifier
POWER DOWN pins = +VS
0.2
0.33
mA
Power Supply Rejection Ratio
+PSR
+VS = 4 V to 6 V, VS = 0 V
60
64
dB