SPECIFICATIONS
AD8044A
Parameter Conditions Min Typ Max Units
DYNAMIC PERFORMANCE
–3 dB Small Signal Bandwidth, V
O
< 0.5 V p-p G = +1 80 135 MHz
Bandwidth for 0.1 dB Flatness G = +2, R
L
= 150 W 10 MHz
Slew Rate G = –1, V
O
= 2 V Step 110 150 V/ms
Full Power Response V
O
= 2 V p-p 22 MHz
Settling Time to 1% G = –1, V
O
= 2 V Step 35 ns
Settling Time to 0.1% 55 ns
NOISE/DISTORTION PERFORMANCE
Total Harmonic Distortion f
C
= 5 MHz, V
O
= 2 V p-p, G = –1, R
L
= 100 W –48 dB
Input Voltage Noise f = 10 kHz 16 nV/÷Hz
Input Current Noise f = 10 kHz 600 fA/÷Hz
Differential Gain Error (NTSC) G = +2, R
L
= 150 W to 1.5 V, Input V
CM
= 0.5 V 0.13 %
Differential Phase Error (NTSC) G = +2, R
L
= 150 W to 1.5 V, Input V
CM
= 0.5 V 0.3 Degrees
Crosstalk f = 5 MHz, R
L
= 1 kW, G = +2 –60 dB
DC PERFORMANCE
Input Offset Voltage 1.5 5.5 mV
T
MIN
–T
MAX
7.5 mV
Offset Drift 8 mV/∞C
Input Bias Current 2 4.5 mA
T
MIN
–T
MAX
4.5 mA
Input Offset Current 0.2 1.2 mA
Open-Loop Gain R
L
= 1 kW 80 92 dB
T
MIN
–T
MAX
88 dB
INPUT CHARACTERISTICS
Input Resistance 225 kW
Input Capacitance 1.6 pF
Input Common-Mode Voltage Range –0.2 to 2 V
Common-Mode Rejection Ratio V
CM
= 0 V to 1.5 V 76 90 dB
OUTPUT CHARACTERISTICS
Output Voltage Swing R
L
= 10 kW to 1.5 V 0.025 to 2.98 V
Output Voltage Swing: R
L
= 1 kW to 1.5 V 0.17 to 2.82 0.06 to 2.93 V
Output Voltage Swing: R
L
= 150 W to 1.5 V 0.35 to 2.55 0.15 to 2.75 V
Output Current T
MIN
–T
MAX
,
V
OUT
= 0.5 V to 2.5 V 25 mA
Short Circuit Current Sourcing 30 mA
Sinking 50 mA
Capacitive Load Drive G = +2 35 pF
POWER SUPPLY
Operating Range 312V
Quiescent Current 10.5 12.5 mA
Power Supply Rejection Ratio V
S
= 0, +3 V, +0.5 V 70 80 dB
OPERATING TEMPERATURE RANGE 0 +70 ∞C
Specifications subject to change without notice.
AD8044
REV. B
–3–
(@ T
A
= +25ⴗC, V
S
= +3 V, R
L
= 2 k⍀ to 1.5 V, unless otherwise noted.)
