Data Sheet
ADA4898-1/ADA4898-2
Rev. D | Page 3 of 20
SPECIFICATIONS
±15 V SUPPLY
TA = 25°C, G = +1, RF = 0 , RG open, RL = 1 k to GND (for G > 1, RF = 100 ), unless otherwise noted.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
3 dB Bandwidth
VOUT = 100 mV p-p
65
MHz
VOUT = 2 V p-p
14
MHz
Bandwidth for 0.1 dB Flatness
G = +2, VOUT = 2 V p-p
3.3
MHz
Slew Rate
VOUT = 5 V step
55
V/s
Settling Time to 0.1%
VOUT = 5 V step
85
ns
NOISE/DISTORTION PERFORMANCE
Harmonic Distortion SFDR
f = 100 kHz, VOUT = 2 V p-p
116
dBc
f = 500 kHz, VOUT = 2 V p-p
93
dBc
f = 1 MHz, VOUT = 2 V p-p
79
dBc
Input Voltage Noise
f = 1 kHz
0.9
nV/√Hz
Input Current Noise
f = 1 kHz
2.4
pA/√Hz
DC PERFORMANCE
Input Offset Voltage
20
125
V
Input Offset Voltage Drift
1
V/°C
Input Bias Current
0.1
0.4
A
Input Bias Offset Current
0.03
0.3
A
Input Bias Current Drift
2
nA/°C
Open-Loop Gain
VOUT = ±5 V
99
103
dB
INPUT CHARACTERISTICS
Input Resistance
Differential mode
5
k
Common mode
30
M
Input Capacitance
Differential mode
3.2
pF
Common mode
2.5
pF
Input Common-Mode Voltage Range
±11
V
Common-Mode Rejection Ratio
VCM = ±2 V
103
126
dB
PD (POWER-DOWN) PIN (ADA4898-1)
PD Input Voltages
Chip powered down
≤14
V
Chip enabled
≥13
V
PD Turn On Time
VOUT = 100 mV p-p
100
ns
PD Turn Off Time
VOUT = 100 mV p-p
20
μs
Input Leakage Current
PD = +VS
0.1
A
PD = VS
0.2
A
OUTPUT CHARACTERISTICS
Output Voltage Swing
11.0 to +11.8
11.7 to +12.1
V
12.5 to +12.5
12.8 to +12.7
V
Linear Output Current
f = 100 kHz, SFDR = 70 dBc, RL = 150
40
mA
Short-Circuit Current
Sinking/sourcing
150
mA
Off Isolation
f = 1 MHz, PD = VS
80
dB
POWER SUPPLY
Operating Range
±4.5
±16.5
V
Quiescent Current per Amplifier
PD = +VS
7.9
8.7
mA
PD = VS
0.1
0.3
mA
Positive Power Supply Rejection Ratio
+VS = 15 V to 17 V, VS = 15 V
98
107
dB
Negative Power Supply Rejection Ratio
+VS = 15 V, VS = 15 V to 17 V
100
114
dB