ADA4941-1_15 Datasheet, PDF (6/25 Pages) Analog Devices – Single-Supply, Differential 18-Bit ADC Driver

ADA4941-1
TA = 25°C, VS = ±5 V, OUT+ connected to FB (G = 2), RL, dm = 1 kΩ, REF = 0 V, unless otherwise noted.
Table 3.
Parameter
DYNAMIC PERFORMANCE
−3 dB Bandwidth
Overdrive Recovery Time
Slew Rate
Settling Time 0.005%
NOISE/DISTORTION PERFORMANCE
Harmonic Distortion
RTO Voltage Noise
Input Current Noise
DC PERFORMANCE
Differential Output Offset Voltage
Differential Input Offset Voltage Drift
Single-Ended Input Offset Voltage
Single-Ended Input Offset Voltage Drift
Input Bias Current
Input Offset Current
Gain
Gain Error
Gain Error Drift
INPUT CHARACTERISTICS
Input Resistance
Input Capacitance
Input Common-Mode Voltage Range
Common-Mode Rejection Ratio (CMRR)
OUTPUT CHARACTERISTICS
Output Voltage Swing
Output Current
Capacitive Load Drive
POWER SUPPLY
Operating Range
Quiescent Current
Quiescent Current—Disable
Power Supply Rejection Ratio (PSRR)
+PSRR
−PSRR
DISABLE
DIS Input Voltage
DIS Input Current
Turn-On Time
Turn-Off Time
Conditions
VO = 0.1 V p-p
VO = 2.0 V p-p
+Recover/−Recovery
VO = 2 V step
VO = 12 V p-p step
fC = 40 kHz, VO = 2 V p-p, HD2/HD3
fC = 100 kHz, VO = 2 V p-p, HD2/HD3
fC = 1 MHz, VO = 2 V p-p, HD2/HD3
f = 100 kHz
f = 100 kHz
Amp A1 or Amp A2
IN and REF
IN and REF
(+OUT − −OUT)/(IN − REF)
IN and REF
IN and REF
CMRR = VOS, dm/VCM, VREF = VIN,
VCM = −4.8 V to +3.9 V, G = 4
Each single-ended output, G = 4
20% overshoot, VO, dm = 200 mV p-p
PSRR = VOS, dm/ΔVS, G = 4
Disabled, DIS = High
Enabled, DIS = Low
Disabled, DIS = High
Enabled, DIS = Low
Min
Typ
23
32
5.2
7.5
200/650
26
980
−118/−119
−109/−112
−84/−75
10.2
1.6
0.2
1.0
0.1
0.3
3
0.1
1.98
2
−1
1
24
1.4
−4.8
85
105
VS − 0.25
VS ± 0.14
25
20
2.7
2.5
15
87
100
87
110
≥ −3
≤ −4
7
4
0.7
30
Max Unit
MHz
MHz
ns
V/µs
ns
dBc
dBc
dBc
nV/√Hz
pA/√Hz
0.8 mV
µV/°C
0.4 mV
µV/°C
4.5 µA
µA
2.01 V/V
+1 %
5
ppm/°C
MΩ
pF
+3.9 V
dB
V
mA
pF
12 V
2.7 mA
26 µA
dB
dB
V
V
10 µA
6
µA
µs
µs
Rev. C | Page 5 of 24