ad8264 Analog Devices, Inc., ad8264 Datasheet - Page 3

• Manufacturer Part Number: ad8264
• Description: Quad, 235 Mhz, Dc Coupled Vga And Differential Output Amplifier
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
SPECIFICATIONS
V
Ω per output (VGAx, VOHx, VOLx), unless otherwise specified.
Table 1.
Parameter
GENERAL PARAMETERS
DYNAMIC PERFORMANCE
1
All dBm values are calculated with 50 Ω reference, unless otherwise noted.
S
–3 dB Small Signal Bandwidth (VGAx)
–3 dB Large Signal Bandwidth (VGAx)
–3 dB Small Signal Bandwidth (Diff Out)
–3 dB Large Signal Bandwidth (Diff Out)
Slew Rate
Input Bias Current
Input Resistance
Input Capacitance
Input Impedance
Input Voltage Noise
Input Current Noise
Noise Figure (Diff Out)
Output-Referred Noise (Diff Out)
Output Impedance
Output Signal Range
Output Offset Voltage
Harmonic Distortion
Input 1 dB Compression Point
= ±2.5 V, T
HD2
HD3
HD2
HD3
HD2
HD3
HD2
HD3
HD2
HD3
HD2
HD3
A
= 25°C, Gain Range = +6 to +30 dB, V
Conditions
V
V
V
V
VGAx, V
VGAx, V
Diff Out, V
Diff Out, V
Pins IPPx
Pins IPPx at DC; ΔV
Pins IPPx
Pins IPPx at 10 MHz
V
V
V
VGAx, DC to 10 MHz
Diff Out, DC to 10 MHz
Preamp
VGA, R
Diff Amp, R
Preamp Offset
VGAx Offset, V
Diff Out Offset, V
V
(Measured @ VGAx)
f = 1 MHz
f = 10 MHz
f = 35 MHz
V
(Measured @ Diff Out)
f = 1 MHz
f = 10 MHz
f = 35 MHz
V
OUT
OUT
OUT
OUT
GAIN
GAIN
GAIN
GAIN
GAIN
GAIN
= 10 mV p-p, V
= 1 V p-p, V
= 100 mV p-p
= 2 V p-p
= 0.7 V, R
= 0.7 V (Gain = +30 dB)
= -0.7 (Gain = +6 dB)
= 0V, VGAx = 1 Vpp, Diff Out = 2Vpp
= 0V, VGAx = 0.5Vpp, Diff Out = 1Vpp
= -0.7 V, f = 10 MHz
L
GAIN
OUT
OUT
≥ 500 Ω
OUT
OUT
= 2 V p-p
= 1 V p-p
L
= (V
≥ 500 Ω per side
= 2 V p-p
= 1 V p-p
Rev. PrA| Page 3 of 10
GAIN
S
GAIN
= 50 Ω, unterminated
GNHx
GAIN
= 0.7 V
IN
GAIN
= 0 V
/ΔI
= 0.7 V
- V
= 0 V
BIAS
GNLO
), V
OCM
= GND, V
OFS
= GND, f = 10 MHz, C
Min
Measured)
(BOLD =
|V
|V
|V
|<10|
|<10|
|<10|
15.7
S
S
S
Typ
235
150
380
290
470
220
-2.5
2.3
3.5
-81
-67
-65
-61
-56
-72
-86
-78
-66
-53
-50
-33
5.2
0.8
80
80
72
45
<1
| - 1.3
| - 1.3
| - 0.5
13
9
5
L
= 5 pF, R
Max
AD8264
L
Unit
pA/√Hz
= 500
nV/√Hz
nV/√Hz
nV/√Hz
dBm
MHz
MHz
MHz
MHz
V/μs
V/μs
V/μs
V/μs
MΩ
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
mV
mV
mV
kΩ
μA
pF
dB
Ω
Ω
V
V
V
1