Data Sheet
AD8475
Rev. C | Page 3 of 24
SPECIFICATIONS
VS = 5 V, G = 0.4, VOCM connected to 2.5 V, RL = 1 k differentially, TA = 25°C, referred to output (RTO), unless otherwise noted.
Table 1.
B Grade
A Grade
Parameter
Test Conditions/Comments
Min
Typ
Max
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
3 dB Small Signal
Bandwidth
150
MHz
3 dB Large Signal
Bandwidth
15
MHz
Slew Rate
2 V step
50
V/s
Settling Time to 0.01%
2 V step on output
45
ns
Settling Time to 0.001%
2 V step on output
50
ns
THD + N
f = 100 kHz, VOUT = 4 V p-p,
22 kHz band-pass filter
112
dB
HD2
f = 1 MHz, VOUT = 2 V p-p
110
dB
HD3
f = 1 MHz, VOUT = 2 V p-p
96
dB
IMD3
f1 = 0.95 MHz, f2 = 1.05 MHz,
VOUT = 2 V p-p
90
dBc
IMD3
f1 = 95 kHz, f2 = 105 kHz,
VOUT = 2 V p-p
84
dBc
Output Voltage Noise
f = 0.1 Hz to 10 Hz
2.5
V p-p
Spectral Noise Density
f = 1 kHz
10
nV/√Hz
GAIN
0.4
V/V
Gain Error
RL = ∞
0.02
0.05
%
Gain Drift
40°C ≤ TA ≤ +85°C
1
3
1
3
ppm/°C
Gain Nonlinearity
VOUT = 4 V p-p
2.5
ppm
OFFSET AND CMRR
RTO
50
200
50
500
V
vs. Temperature
40°C ≤ TA ≤ +85°C
2.5
V/°C
vs. Power Supply
VS = ±2.5 V to ±5 V
90
dB
Common-Mode Rejection
Ratio
VINcm = ±5 V
86
76
dB
INPUT CHARACTERISTICS
Differential input
6.25
+6.25
6.25
+6.25
V
Single-ended input
12.5
+12.5
12.5
+12.5
V
VINcm = VS/2
Single-Ended Input
2.92
k
Differential Input
5
k
Common Mode Input
1.75
k
OUTPUT CHARACTERISTICS
Output Swing
VS +
0.05
+VS
0.05
VS +
0.05
+VS
0.05
Output Balance Error
VOUT,cm/VOUT,dm
–90
80
dB
Output Impedance
0.1
Capacitive Load
Per output
30
pF
Short-Circuit Current Limit
110
mA
VOCM CHARACTERISTICS
VOCM Input Voltage Range
VS + 1
+VS
VS + 1
+VS
V
VOCM Input Impedance
100
k
VOCM Gain Error
0.02
%