Datasheet

AD8027/AD8028
Rev. C | Page 4 of 24
V
S
= 5 V at T
A
= 25°C, R
L
= 1 kΩ to midsupply, unless otherwise noted.
Table 2.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Bandwidth G = 1, V
O
= 0.2 V p-p 131 185 MHz
G = 1, V
O
= 2 V p-p 18 28 MHz
Bandwidth for 0.1 dB Flatness G = 2, V
O
= 0.2 V p-p
12 MHz
Slew Rate G = +1, V
O
= 2 V step/G = −1, V
O
= 2 V step 85/100 V/μs
Settling Time to 0.1% G = 2, V
O
= 2 V step 40 ns
NOISE/DISTORTION PERFORMANCE
Spurious-Free Dynamic Range (SFDR) f
C
= 1 MHz, V
O
= 2 V p-p, R
F
= 24.9 Ω 90 dBc
f
C
= 5 MHz, V
O
= 2 V p-p, R
F
= 24.9 Ω 64 dBc
Input Voltage Noise f = 100 kHz 4.3 nV/√Hz
Input Current Noise f = 100 kHz 1.6 pA/√Hz
Differential Gain Error NTSC, G = 2, R
L
= 150 Ω
0.1 %
Differential Phase Error NTSC, G = 2, R
L
= 150 Ω
0.2 Degrees
Crosstalk, Output to Output G = 1, R
L
= 100 Ω, V
OUT
= 2 V p-p,
V
S
= ±5 V @ 1 MHz
−92 dB
DC PERFORMANCE
Input Offset Voltage SELECT = three-state or open, PNP active 200 800 μV
SELECT = high NPN active 240 900 μV
Input Offset Voltage Drift T
MIN
to T
MAX
2 μV/°C
Input Bias Current
1
V
CM
= 2.5 V, NPN active 4 6 μA
T
MIN
to T
MAX
4 μA
V
CM
= 2.5 V, PNP active −8 −11 μA
T
MIN
to T
MAX
−8 μA
Input Offset Current ±0.1 ±0.9 μA
Open-Loop Gain V
O
= 1 V to 4 V 96 105 dB
INPUT CHARACTERISTICS
Input Impedance 6 MΩ
Input Capacitance 2 pF
Input Common-Mode Voltage Range −0.2 to +5.2 V
Common-Mode Rejection Ratio V
CM
= 0 V to 2.5 V 90 105 dB
SELECT PIN
Crossover Low, Selection Input Voltage Three-state < ±20 μA 1.7 to 5 V
Crossover High, Selection Input Voltage 1.1 to 1.7 V
Disable Input Voltage 0 to 1.1 V
Disable Switching Speed 50% of input to <10% of final V
O
1100 ns
Enable Switching Speed 50 ns
OUTPUT CHARACTERISTICS
Overdrive Recovery Time
(Rising/Falling Edge)
V
I
= −1 V to +6 V, G = −1 50/50 ns
Output Voltage Swing R
L
= 1 kΩ −V
S
+ 0.08 +V
S
− 0.04,
−V
S
+ 0.04
+V
S
− 0.08 V
Off Isolation V
IN
= 0.2 V p-p, f = 1 MHz, SELECT = low −49 dB
Short-Circuit Current Sinking and sourcing 105 mA
Capacitive Load Drive 30% overshoot 20 pF
POWER SUPPLY
Operating Range 2.7 12 V
Quiescent Current/Amplifier 6 8.5 mA
Quiescent Current (Disabled) SELECT = low 320 450 μA
Power Supply Rejection Ratio V
S
± 1 V 90 105 dB
1
No sign or a plus sign indicates current into the pin; a minus sign indicates current out of the pin.