ada4938-2 Analog Devices, Inc., ada4938-2 Datasheet - Page 3

• Manufacturer Part Number: ada4938-2
• Description: Ultralow Distortion Differential Adc Driver
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
SPECIFICATIONS
DUAL-SUPPLY OPERATION
T
All specifications refer to single-ended input and differential output, unless otherwise noted.
Table 1. ±D
Parameter
DYNAMIC PERFORMANCE
NOISE/HARMONIC PERFORMANCE
INPUT CHARACTERISTICS
OUTPUT CHARACTERISTICS
A
−3 dB Small Signal Bandwidth
Bandwidth for 0.1 dB Flatness
Large Signal Bandwidth
Slew Rate
Overdrive Recovery Time
Second Harmonic
Third Harmonic
IMD
IP3
Voltage Noise (RTI)
Noise Figure
Input Current Noise
Offset Voltage
Input Bias Current
Input Resistance
Input Capacitance
Input Common-Mode Voltage
CMRR
Output Voltage Swing
Linear Output Current
Output Balance Error
= 25°C, +V
IN
S
to ±OUT Performance
= 5 V, −V
S
= −5 V, V
OCM
= 0 V, R
Conditions
V
V
V
V
V
V
V
V
V
V
50 MHz
50 MHz
G = +2
V
T
T
Common mode
∆V
Maximum ∆V
∆V
Differential
MIN
MIN
OUT
OUT
OUT
OUT
OUT
IN
OUT
OUT
OUT
OUT
OS, dm
OUT, dm
OUT, cm
= 5 V to 0 V step, G = +2
T
to T
to T
= 0.1 V p-p, differential input
= 2 V p-p, differential input
= 2 V p-p, differential input
= 4 V p-p, differential input
= 2 V p-p
= 2 V p-p, 10 MHz
= 2 V p-p, 50 MHz
= 2 V p-p, 10 MHz
= 2 V p-p, 50 MHz
= 61.9 Ω, R
= V
MAX
MAX
/∆V
/∆V
OUT, dm
variation
variation
OUT, dm
IN, cm
OUT
/2; V
; ∆V
; single-ended output
Rev. PrB | Page 3 of 23
; ∆V
G
= R
DIN+
IN, cm
OUT, dm
F
= V
= ±1 V
= 200 Ω, G = 1, R
DIN−
= 1 V; 10 MHz
= 0 V
L, dm
= 1 kΩ, unless otherwise noted.
Min
Typ
1500
125
1300
800
4700
4
−112
−79
−102
−81
TBD
TBD
2.2
21
2
1
±4
3.5
−0.01
6
3
1
−V
+V
−77
−V
+V
95
−66
S
S
S
S
+ 0.3 to
− 1.6
+ 1.1 to
− 1.1
Max
ADA4938-2
Unit
MHz
MHz
MHz
MHz
V/μs
ns
dBc
dBc
dBc
dBc
dBc
dBm
nV/√Hz
dB
pA/√Hz
mV
μV/°C
μA
μA/°C
MΩ
MΩ
pF
V
dB
V
mA
dB