Datasheet

Data Sheet ADA4522-1/ADA4522-2/ADA4522-4
Rev. F | Page 5 of 33
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
Short-Circuit Current Source I
SC+
21 mA
T
A
= 125°C 15 mA
Short-Circuit Current Sink I
SC−
33 mA
T
A
= 125°C 22 mA
Closed-Loop Output Impedance Z
OUT
f = 1 MHz, A
V
= 1 4 Ω
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
SY
= 4.5 V to 55 V 150 160 dB
−40°C ≤ T
A
≤ +125°C 145 dB
Supply Current per Amplifier I
SY
ADA4522-2, ADA4522-4, I
OUT
= 0 mA 830 900 μA
ADA4522-2, ADA4522-4, −40°C ≤ T
A
≤ +125°C 950 μA
ADA4522-1, I
OUT
= 0 mA 840 910 μA
ADA4522-1, −40°C ≤ T
A
≤ +125°C 970 μA
DYNAMIC PERFORMANCE
Slew Rate SR+ R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 1.8 V/μs
SR− R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 0.9 V/μs
Gain Bandwidth Product GBP V
IN
= 10 mV p-p, R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 100 2.7 MHz
Unity-Gain Crossover UGC V
IN
= 10 mV p-p, R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 3 MHz
−3 dB Closed-Loop Bandwidth f
−3 dB
V
IN
= 10 mV p-p, R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 6.5 MHz
Phase Margin Φ
M
V
IN
= 10 mV p-p, R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 64 Degrees
Settling Time to 0.1% t
S
V
IN
= 10 V step, R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 12 μs
Settling Time to 0.01% t
S
V
IN
= 10 V step, R
L
= 10 kΩ, C
L
= 50 pF, A
V
= 1 14 μs
Channel Separation CS V
IN
= 10 V p-p, f = 10 kHz, R
L
= 10 kΩ, C
L
= 50 pF 98 dB
EMI Rejection Ratio of +IN/+IN x EMIRR V
IN
= 100 mV peak, f = 400 MHz 72 dB
V
IN
= 100 mV peak, f = 900 MHz 80 dB
V
IN
= 100 mV peak, f = 1800 MHz 83 dB
V
IN
= 100 mV peak, f = 2400 MHz 85 dB
NOISE PERFORMANCE
Total Harmonic Distortion Plus Noise THD + N A
V
= 1, f = 1 kHz, V
IN
= 6 V rms
BW = 80 kHz 0.0005 %
BW = 500 kHz 0.004 %
Peak-to-Peak Voltage Noise e
N p-p
A
V
= 100, f = 0.1 Hz to 10 Hz 117 nV p-p
Voltage Noise Density e
N
A
V
= 100, f = 1 kHz 5.8 nV/√Hz
Peak-to-Peak Current Noise i
N p-p
A
V
= 100, f = 0.1 Hz to 10 Hz 16 pA p-p
Current Noise Density i
N
A
V
= 100, f = 1 kHz 0.8 pA/√Hz
ELECTRICAL CHARACTERISTICS—55 V OPERATION
V
SY
= 55 V, V
CM
= V
SY
/2 V, T
A
= 25°C, unless otherwise specified.
Table 4.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
V
CM
= V
SY
/2 1.5 7 μV
−40°C ≤ T
A
≤ +125°C 10 μV
Offset Voltage Drift TCV
OS
ADA4522-1, ADA4522-2 6 30 nV/°C
ADA4522-4 9 40 nV/°C
Input Bias Current I
B
50 150 pA
−40°C ≤ T
A
≤ +85°C 500 pA
−40°C ≤ T
A
≤ +125°C 4.5 nA
Input Offset Current I
OS
80 300 pA
−40°C ≤ T
A
≤ +85°C 400 pA
ADA4522-1, ADA4522-2, −40°C ≤ T
A
≤ +125°C 500 pA
ADA4522-4, −40°C ≤ T
A
≤ +125°C 550 pA
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