Datasheet

Data Sheet AD8000
Rev. B | Page 3 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 1.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Bandwidth G = +1, V
O
= 0.2 V p-p, SOIC/LFCSP 1580/1350 MHz
G = +2, V
O
= 2 V p-p, SOIC/LFCSP 650/610 MHz
Bandwidth for 0.1 dB Flatness V
O
= 2 V p-p, SOIC/LFCSP 190/170 MHz
Slew Rate G = +2, V
O
= 4 V step 4100 V/µs
Settling Time to 0.1% G = +2, V
O
= 2 V step 12 ns
NOISE/HARMONIC PERFORMANCE
Second/Third Harmonic V
O
= 2 V p-p, f = 5 MHz, LFCSP only 86/89 dBc
Second/Third Harmonic V
O
= 2 V p-p, f = 20 MHz, LFCSP only 75/79 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 0.02 %
Differential Phase Error NTSC, G = +2 0.01 Degree
DC PERFORMANCE
Input Offset Voltage 1 10 mV
Input Offset Voltage Drift 11 µV/°C
Input Bias Current (Enabled)
+I
B
−5
+4
µA
−I
B
−3 +45 µA
Transimpedance 570 890 1600 kΩ
INPUT CHARACTERISTICS
Noninverting Input Impedance 2/3.6 MΩ/pF
Input Common-Mode Voltage Range −3.5 to +3.5 V
Common-Mode Rejection Ratio V
CM
= ±2.5 V −52 −54 −56 dB
Overdrive Recovery G = +1, f = 1 MHz, triangle wave 30 ns
POWER DOWN PIN
Power-Down Input Voltage Power-down < +V
S
– 3.1 V
Enabled > +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
150
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 Bias Current
Enabled −1.1 +0.17 +1.4 µA
Power-Down −300 −235 −160 µA
OUTPUT CHARACTERISTICS
Output Voltage Swing
R
L
= 100 Ω
±3.7
±3.9
V
Output Voltage Swing R
L
= 1 kΩ ±3.9 ±4.1 V
Linear Output Current V
O
= 2 V p-p, second HD < −50 dBc 100 mA
Overdrive Recovery G = + 2, f = 1 MHz, triangle wave 45 ns
G = +2, V
IN
= 2.5 V to 0 V step 22 ns
POWER SUPPLY
Operating Range 4.5 12 V
Quiescent Current 12.7 13.5 14.3 mA
Quiescent Current (Power-Down) 1.1 1.3 1.65 mA
Power Supply Rejection Ratio
−PSRR/+PSRR
−56/−61
−59/−63
dB