AD8264
Rev. A | Page 3 of 40
SPECIFICATIONS
VS = ±2.5 V, TA = 25°C, f = 10 MHz, CL = 5 pF, RL = 500 per output (VGAx, VOHx, VOLx), VGAIN = (VGNHx VGNLO) = 0 V,
VVOCM = GND, VOFSx = GND, gain range = 6 dB to 30 dB, unless otherwise specified.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
GENERAL PERFORMANCE
–3 dB Small Signal Bandwidth (VGAx)
V
OUT = 10 mV p-p
235
MHz
–3 dB Large Signal Bandwidth (VGAx)
V
OUT = 1 V p-p
150
MHz
–3 dB Small Signal Bandwidth (Differential Outp
ut)1V
OUT = 100 mV p-p
80
MHz
–3 dB Large Signal Bandwidth (Differential Outp
ut)1V
OUT = 2 V p-p
80
MHz
Slew Rate
VGAx, V
OUT = 2 V p-p
380
V/s
VGAx, V
OUT = 1 V p-p
290
V/s
Differential output, V
OUT = 2 V p-p
470
V/s
Differential output, V
OUT = 1 V p-p
220
V/s
Input Bias Current
Pins IPPx
8
5
3
A
Input Resistance
Pins IPPx at dc; ΔV
IN/ΔIBIAS
4.2
M
Input Capacitance
Pins IPPx
2
pF
Input Impedance
Pins IPPx at 10 MHz
7.9
k
Input Voltage Noise
2.3
nV/√Hz
Input Current Noise
2
pA/√Hz
Noise Figure (Differential Output)
V
GAIN = 0.7 V, RS = 50 , unterminated
9
dB
Output-Referred Noise (Differential Output)
V
GAIN = 0.7 V (Gain = 30 dB)
72
nV/√Hz
V
GAIN = 0.7 V (Gain = 6 dB)
45
nV/√Hz
Output Impedance
VGAx, dc to 10 MHz
3.5
Differential output, dc to 10 MHz
<1
Output Signal Range
Preamp
|V
S| 1.3
V
VGAx, R
L ≥ 500
|V
S| 1.3
V
Differential amplifier, R
L ≥ 500 per side
|V
S| 0.5
V
Output Offset Voltage
Preamp offset
6
|<1|
+6
mV
VGAx offset, V
GAIN = 0.7 V
18
|<5|
+18
mV
Differential output offset, V
GAIN = 0.7 V
38
|<10|
+38
mV
DYNAMIC PERFORMANCE
Harmonic Distortion
VGAx = 1 V p-p, differential
output = 2 V p-p (measured at VGAx)
HD2
f = 1 MHz
73
dBc
HD3
68
dBc
HD2
f = 10 MHz
71
dBc
HD3
61
dBc
HD2
f = 35 MHz
60
dBc
HD3
53
dBc
VGAx = 1 V p-p, differential output = 2 V p-p
(measured at differential output)
HD2
f = 1 MHz
78
dBc
HD3
66
dBc
HD2
f = 10 MHz
71
dBc
HD3
43
dBc
HD2
f = 35 MHz
56
dBc
HD3
20
Input 1 dB Compression Point
V
GAIN = 0.7 V, f = 10 MHz
7
V
GAIN = +0.7 V, f = 10 MHz
9.6
dBm