Datasheet

AD8139
Rev. B | Page 5 of 24
V
S
= 5 V, V
OCM
= 2.5 V
T
A
= 25°C, differential gain = 1, R
L, dm
= 1 kΩ, R
F
= R
G
= 200 Ω, unless otherwise noted. T
MIN
to T
MAX
= −40°C to +125°C.
Table 2.
Parameter Conditions Min Typ Max Unit
DIFFERENTIAL INPUT PERFORMANCE
Dynamic Performance
−3 dB Small Signal Bandwidth V
O, dm
= 0.1 V p-p 330 385 MHz
−3 dB Large Signal Bandwidth V
O, dm
= 2 V p-p 135 165 MHz
Bandwidth for 0.1 dB Flatness V
O, dm
= 0.1 V p-p 34 MHz
Slew Rate V
O, dm
= 2 V step 540 V/μs
Settling Time to 0.01% V
O, dm
= 2 V step 55 ns
Overdrive Recovery Time G = 2, V
IN, dm
= 7 V p-p triangle wave 35 ns
Noise/Harmonic Performance
SFDR V
O, dm
= 2 V p-p, f
C
= 1 MHz 99 dBc
V
O, dm
= 2 V p-p, f
C
= 5 MHz, R
L
= 800 Ω 87 dBc
V
O, dm
= 2 V p-p, f
C
= 20 MHz, R
L
= 800 Ω 75 dBc
Third-Order IMD V
O, dm
= 2 V p-p, f
C
= 10.05 MHz ± 0.05 MHz −87 dBc
Input Voltage Noise f = 100 kHz 2.25 nV/√Hz
Input Current Noise f = 100 kHz 2.1 pA/√Hz
DC Performance
Input Offset Voltage V
IP
= V
IN
= V
OCM
= 2.5 V −500 ±150 +500 μV
Input Offset Voltage Drift T
MIN
to T
MAX
1.25 μV/°C
Input Bias Current T
MIN
to T
MAX
2.2 7.5 μA
Input Offset Current 0.13 0.5 μA
Open-Loop Gain 112 dB
Input Characteristics
Input Common-Mode Voltage Range 1 4 V
Input Resistance Differential 600 kΩ
Common mode 1.5 MΩ
Input Capacitance Common mode 1.2 pF
CMRR ΔV
ICM
= ±1 V dc, R
F
= R
G
= 10 kΩ 75 79 dB
Output Characteristics
Output Voltage Swing Each single-ended output, R
F
= R
G
= 10 kΩ −V
S
+ 0.15 +V
S
− 0.15 V
Each single-ended output,
R
L, dm
= open circuit, R
F
= R
G
= 10 kΩ
−V
S
+ 0.10 +V
S
− 0.10 V
Output Current Each single-ended output 80 mA
Output Balance Error f = 1 MHz −70 dB
V
OCM
TO V
O, cm
PERFORMANCE
V
OCM
Dynamic Performance
−3 dB Bandwidth V
O, cm
= 0.1 V p-p 440 MHz
Slew Rate V
O, cm
= 2 V p-p 150 V/μs
Gain 0.999 1.000 1.001 V/V
V
OCM
Input Characteristics
Input Voltage Range 1.0 3.8 V
Input Resistance 3.5 MΩ
Input Offset Voltage V
OS, cm
= V
O, cm
− V
OCM
; V
IP
= V
IN
= V
OCM
= 2.5 V −1.0 ±0.45 +1.0 mV
Input Voltage Noise f = 100 kHz 3.5 nV/√Hz
Input Bias Current 1.3 4.2 μA
CMRR ΔV
OCM
/ΔV
O, dm
, ΔV
OCM
= ±1 V 67 79 dB