ADA4932-1 Datasheet, PDF (3/28 Pages) Analog Devices – Low Power Differential ADC Driver

ADA4932-1/ADA4932-2
SPECIFICATIONS
±5 V OPERATION
T_A = 25°C, +V_S = 5 V, −V_S = −5 V, V_OCM = 0 V, R_F = 499 Ω, R_G = 499 Ω, R_T = 53.6 Ω (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 55 for signal definitions.
±D_IN to V_{OUT, dm} Performance
Table 1.
Parameter
DYNAMIC PERFORMANCE
−3 dB Small Signal Bandwidth
−3 dB Large Signal Bandwidth
Bandwidth for 0.1 dB Flatness
Slew Rate
Settling Time to 0.1%
Overdrive Recovery Time
NOISE/HARMONIC PERFORMANCE
Second Harmonic
Third Harmonic
IMD
Voltage Noise (RTI)
Input Current Noise
Crosstalk
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
Input Offset Current
Input Resistance
Input Capacitance
Input Common-Mode Voltage Range
Conditions
V_{OUT, dm} = 0.1 V p-p
V_{OUT, dm} = 0.1 V p-p, R_F = R_G = 205 Ω
V_{OUT, dm} = 2.0 V p-p
V_{OUT, dm} = 2.0 V p-p, R_F = R_G = 205 Ω
V_{OUT, dm} = 2.0 V p-p, ADA4932-1, R_L = 200 Ω
V_{OUT, dm} = 2.0 V p-p, ADA4932-2, R_L = 200 Ω
V_{OUT, dm} = 2 V p-p, 25% to 75%
V_{OUT, dm} = 2 V step
V_IN = 0 V to 5 V ramp, G = 2
See Figure 54 for distortion test circuit
V_{OUT, dm} = 2 V p-p, 1 MHz
V_{OUT, dm} = 2 V p-p, 10 MHz
V_{OUT, dm} = 2 V p-p, 20 MHz
V_{OUT, dm} = 2 V p-p, 50 MHz
V_{OUT, dm} = 2 V p-p, 1 MHz
V_{OUT, dm} = 2 V p-p, 10 MHz
V_{OUT, dm} = 2 V p-p, 20 MHz
V_{OUT, dm} = 2 V p-p, 50 MHz
f₁ = 30 MHz, f₂ = 30.1 MHz, V_{OUT, dm} = 2 V p-p
f = 1 MHz
f = 1 MHz
f = 10 MHz, ADA4932-2
V_+DIN = V_−DIN = V_OCM = 0 V
T_MIN to T_MAX variation
T_MIN to T_MAX variation
Differential
Common mode
CMRR
Open-Loop Gain
OUTPUT CHARACTERISTICS
Output Voltage Swing
Linear Output Current
Output Balance Error
∆V_{OUT, dm}/∆V_{IN, cm}, ∆V_{IN, cm} = ±1 V
Maximum ∆V_OUT, single-ended output,
R_F = R_G = 10 kΩ, R_L = 1 kΩ
200 kHz, R_{L, dm} = 10 Ω, SFDR = 68 dB
∆V_{OUT, cm}/∆V_{OUT, dm}, ∆V_{OUT, dm} = 2 V p-p, 1 MHz,
see Figure 53 for output balance test circuit
Min
Typ
560
1000
360
360
300
100
2800
9
20
−110
−100
−90
−72
−130
−120
−105
−80
−91
3.6
1.0
−100
−2.2
±0.5
−3.7
−5.2
−2.5
−9.5
−0.2
±0.025
11
16
0.5
−V_S + 0.2 to
+V_S − 1.8
−100
64
66
−V_S + 1.4 to
+V_S − 1.4
−V_S + 1.2 to
+V_S − 1.2
80
−64
Max Unit
MHz
MHz
MHz
MHz
MHz
MHz
V/µs
ns
ns
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
nV/√Hz
pA/√Hz
dB
+2.2 mV
µV/°C
−0.1 µA
nA/°C
+0.2 µA
MΩ
MΩ
pF
V
−87 dB
dB
V
mA rms
−60 dB
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