Datasheet

AD8000 Data Sheet
Rev. B | Page 4 of 20
SPECIFICATIONS WITH +5 V SUPPLY
At T
A
= 25°C, V
S
= +5 V, R
L
= 150 Ω, Gain = +2, R
F
= R
G
= 432 Ω, unless otherwise noted. Exposed paddle should be connected to
ground.
Table 2.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Bandwidth G = +1, V
O
= 0.2 V p-p 980 MHz
G = +2, V
O
= 2 V p-p 477 MHz
G = +10, V
O
= 0.2 V p-p 328 MHz
Bandwidth for 0.1 dB Flatness V
O
= 0.2 V p-p 136 MHz
V
O
= 2 V p-p 136 MHz
Slew Rate G = +2, V
O
= 2 V step 2700 V/µs
Settling Time to 0.1% G = +2, V
O
= 2 V step 16 ns
NOISE/HARMONIC PERFORMANCE
Second/Third Harmonic V
O
= 2 V p-p, 5 MHz, LFCSP only 71/71 dBc
Second/Third Harmonic V
O
= 2 V p-p, 20 MHz, LFCSP only 60/62 dBc
Input Voltage Noise f = 100 kHz 1.6 nV/√Hz
Input Current Noise f = 100 kHz, −IN 26 pA/√Hz
f = 100 kHz, +IN 3.4 pA/√Hz
Differential Gain Error
NTSC, G = +2
0.01
%
Differential Phase Error NTSC, G = +2 0.06 Degree
DC PERFORMANCE
Input Offset Voltage
1.3
10
mV
Input Offset Voltage Drift 18 µV/°C
Input Bias Current (Enabled) +I
B
−5 +3 µA
−I
B
−1 +45 µA
Transimpedance 440 800 1500 kΩ
INPUT CHARACTERISTICS
Noninverting Input Impedance 2/3.6 MΩ/pF
Input Common-Mode Voltage Range 1.5 to 3.6 V
Common-Mode Rejection Ratio
V
CM
= ±2.5 V
−51
−52
−54
dB
Overdrive Recovery G = +1, f = 1 MHz, triangle wave 60 ns
POWER DOWN PIN
Power-Down Input Voltage
Power-down
< +V
S
− 3.1
V
Enable > +V
S
− 1.9 V
Turn-Off Time
50% of power-down voltage to
10% of V
OUT
final, V
IN
= 0.3 V p-p
200 ns
Turn-On Time
50% of power-down voltage to
90% of V
OUT
final, V
IN
= 0.3 V p-p
300 ns
Input Current
Enabled −1.1 +0.17 +1.4 µA
Power-Down −50 −40 −30 µA
OUTPUT CHARACTERISTICS
Output Voltage Swing R
L
= 100 Ω 1.1 to 3.9 1.05 to 4.1 V
R
L
= 1 kΩ 1 to 4.0 0.85 to 4.15 V
Linear Output Current V
O
= 2 V p-p, second HD < −50 dBc 70 mA
Overdrive Recovery G = +2, f = 100 kHz, triangle wave 65 ns
POWER SUPPLY
Operating Range 4.5 12 V
Quiescent Current 11 12 13 mA
Quiescent Current (Power-Down) 0.7 0.95 1.25 mA
Power Supply Rejection Ratio −PSRR/+PSRR −55/−60 −57/−62 dB