Datasheet

AD8027/AD8028
Rev. C | Page 5 of 24
V
S
= 3 V at T
A
= 25°C, R
L
= 1 kΩ to midsupply, unless otherwise noted.
Table 3.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
–3 dB Bandwidth G = 1, V
O
= 0.2 V p-p 125 180 MHz
G = 1, V
O
= 2 V p-p 19 29 MHz
Bandwidth for 0.1 dB Flatness G = 2, V
O
= 0.2 V p-p 10 MHz
Slew Rate G = +1, V
O
= 2 V step/G = –1, V
O
= 2 V step 73/100 V/μs
Settling Time to 0.1% G = 2, V
O
= 2 V step 48 ns
NOISE/DISTORTION PERFORMANCE
Spurious-Free Dynamic Range (SFDR) f
C
= 1 MHz, V
O
= 2 V p-p, R
F
= 24.9 Ω 85 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
0.15 %
Differential Phase Error NTSC, G = 2, R
L
= 150 Ω
0.20 Degrees
Crosstalk, Output to Output G = 1, R
L
= 100 Ω, V
OUT
= 2 V p-p,
V
S
= 3 V @ 1 MHz
–89 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
= 1.5 V, NPN active 4 6 μA
T
MIN
to T
MAX
4 μA
V
CM
= 1.5 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 2 V 90 100 dB
INPUT CHARACTERISTICS
Input Impedance 6 MΩ
Input Capacitance 2 pF
Input Common-Mode Voltage Range R
L
= 1 kΩ –0.2 to +3.2 V
Common-Mode Rejection Ratio V
CM
= 0 V to 1.5 V 88 100 dB
SELECT PIN
Crossover Low, Selection Input Voltage Three-state < ±20 μA 1.7 to 3 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
1150 ns
Enable Switching Speed 50 ns
OUTPUT CHARACTERISTICS
Output Overdrive Recovery Time
(Rising/Falling Edge)
V
I
= –1 V to +4 V, G = –1
55/55 ns
Output Voltage Swing R
L
= 1 kΩ –V
S
+ 0.07 +V
S
– 0.03,
–V
S
+ 0.03
+V
S
– 0.07 V
Short-Circuit Current Sinking and sourcing 72 mA
Off Isolation V
IN
= 0.2 V p-p, f = 1 MHz, SELECT = low –49 dB
Capacitive Load Drive 30% Overshoot 20 pF
POWER SUPPLY
Operating Range 2.7 12 V
Quiescent Current/Amplifier 6.0 8.0 mA
Quiescent Current (Disabled) SELECT = low 300 420 μA
Power Supply Rejection Ratio V
S
± 1 V 88 100 dB
1
No sign or a plus sign indicates current into the pin; a minus sign indicates current out of the pin.