Datasheet

ADA4927-1/ADA4927-2
Rev. A | Page 5 of 24
+5 V OPERATION
T
A
= 25°C, +V
S
= 5 V, −V
S
= 0 V, V
OCM
= 2.5 V, R
F
= 301 , R
G
= 301 , R
T
= 56.2  (when used), R
L, dm
= 1 kΩ, unless otherwise noted.
All specifications refer to single-ended input and differential outputs, unless otherwise noted. Refer to Figure 46 for signal definitions.
±D
IN
to V
OUT, dm
Performance
Table 4.
Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Small Signal Bandwidth V
OUT, dm
= 0.1 V p-p 2000 MHz
−3 dB Large Signal Bandwidth V
OUT, dm
= 2.0 V p-p 1300 MHz
Bandwidth for 0.1 dB Flatness V
OUT, dm
= 0.1 V p-p, ADA4927-1 150 MHz
V
OUT, dm
= 0.1 V p-p, ADA4927-2 110 MHz
Slew Rate V
OUT, dm
= 2 V step, 25% to 75% 4200 V/µs
Settling Time to 0.1% V
OUT, dm
= 2 V step 10 ns
Overdrive Recovery Time V
IN
= 0 V to 0.15 V step, G = 10 10 ns
NOISE/HARMONIC PERFORMANCE See Figure 45 for distortion test circuit
Second Harmonic V
OUT, dm
= 2 V p-p, 10 MHz −104 dBc
V
OUT, dm
= 2 V p-p, 70 MHz −91 dBc
V
OUT, dm
= 2 V p-p, 100 MHz −86 dBc
Third Harmonic V
OUT, dm
= 2 V p-p, 10 MHz −95 dBc
V
OUT, dm
= 2 V p-p, 70 MHz −80 dBc
V
OUT, dm
= 2 V p-p, 100 MHz −76 dBc
IMD f
1
= 70 MHz, f
2
= 70.1 MHz, V
OUT, dm
= 2 V p-p −93 dBc
f
1
= 140 MHz, f
2
= 140.1 MHz, V
OUT, dm
= 2 V p-p −84 dBc
Voltage Noise (RTI) f = 100 kHz, G = 28 1.4 nV/√Hz
Input Current Noise f = 100 kHz, G = 28 19 pA/√Hz
Crosstalk f = 100 MHz, ADA4927-2 −75 dB
INPUT CHARACTERISTICS
Offset Voltage V
IP
= V
IN
= V
OCM
= 0 V −1.3 +0.3 +1.3 mV
t
MIN
to t
MAX
variation ±1.5 µV/°C
Input Bias Current −30 −12 +4.0 µA
t
MIN
to t
MAX
variation ±0.12 µA/°C
Input Offset Current −10.5 −0.8 +10.5 µA
Input Resistance Differential 14 Ω
Common mode 120 kΩ
Input Capacitance Differential 0.5 pF
Input Common-Mode Voltage Range 1.3 3.7 V
CMRR V
OUT, dm
/V
IN, cm
, V
IN, cm
= ±1 V −70 −96 dB
Open-Loop Transresistance DC 120 185 kΩ
OUTPUT CHARACTERISTICS
Output Voltage Swing Each single-ended output +1.0 +4.0 V
Linear Output Current 50 mA p-p
Output Balance Error
V
OUT, cm
/V
OUT, dm
, V
OUT, dm
= 1 V, 10 MHz,
see Figure 44 for test circuit
−65 dB