Datasheet

AD8145
Rev. A | Page 3 of 24
SPECIFICATIONS
T
A
= 25°C, V
S
= ±5 V, REF_x = 0 V, R
L
= 150 Ω, C
L
= 2 pF, G = 1, T
MIN
to T
MAX
= −40°C to +105°C, unless otherwise noted.
Table 1.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Bandwidth V
OUT
= 0.2 V p-p 530 MHz
V
OUT
= 2 V p-p 500 MHz
V
OUT
= 0.2 V p-p, G = 2 200 MHz
V
OUT
= 2 V p-p, G = 2 200 MHz
Bandwidth for 0.1 dB Flatness V
OUT
= 2 V p-p 75 MHz
V
OUT
= 2 V p-p, G = 2 100 MHz
Slew Rate V
OUT
= 2 V p-p 2100 V/μs
V
OUT
= 2 V p-p, G = 2 2100 V/μs
Settling Time V
OUT
= 2 V p-p, 0.1% 15 ns
Output Overdrive Recovery 20 ns
NOISE/DISTORTION
Second Harmonic V
OUT
= 2 V p-p, 1 MHz −67 dBc
Third Harmonic V
OUT
= 2 V p-p, 1 MHz −88 dBc
Crosstalk V
OUT
= 2 V p-p, 10 MHz −62 dB
Input Voltage Noise (RTI) f ≥ 10 kHz 13 nV/√Hz
Differential Gain Error NTSC, 200 IRE, R
L
≥ 150 Ω 0.25 %
Differential Phase Error NTSC, 200 IRE, R
L
≥ 150 Ω 0.1 Degrees
INPUT CHARACTERISTICS
Common-Mode Rejection DC, V
CM
= −2 V to +2 V 81 90 dB
AD8145W only, T
MIN
to T
MAX
78 dB
V
CM
= 1 V p-p, f = 10 MHz 69 dB
V
CM
= 1 V p-p, f = 100 MHz 41 dB
Common-Mode Voltage Range V
+IN
− V
−IN
= 0 V ±3.5 V
Differential Operating Range ±2.5 V
Resistance Differential 1 MΩ
Common mode 1.3 MΩ
Capacitance Differential 1 pF
Common mode 2 pF
DC PERFORMANCE
Closed-Loop Gain DC, G = 2 1.955 1.985 2.020 V/V
AD8145W only, T
MIN
to T
MAX
1.930 2.030 V/V
Output Offset Voltage G = 2 −17.5 +7.0 +1.0 mV
AD8145W only, T
MIN
to T
MAX
−25 +8.0 mV
Output Offset Voltage Drift T
MIN
to T
MAX
−18 μV/°C
Input Bias Current (+IN, −IN) −6 −3.4 −0.9 μA
AD8145W only, T
MIN
to T
MAX
−7 −0.5 μA
Input Bias Current Drift T
MIN
to T
MAX
(+IN, −IN) 25 nA/°C
Input Offset Current −400 −65 +300 nA
AD8145W only, T
MIN
to T
MAX
−650 +650 nA
OUTPUT PERFORMANCE
Voltage Swing −3.64 +3.55 V
AD8145W only, T
MIN
to T
MAX
−3.45 +3.35 V
Output Current 50 mA
Short-Circuit Current Short to GND, source/sink +195/−230 mA