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參數(shù)資料
| 型號： | ADA4938-1 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Ultra-Low Distortion Differential ADC Driver |
| 中文描述： | 超低失真差分ADC驅(qū)動器 |
| 文件頁數(shù)： | 3/9頁 |
| 文件大?。?/td> | 194K |
| 代理商： | ADA4938-1 |
Preliminary Technical Data
ADA4938-1
SPECIFICATIONS
DUAL SUPPLY OPERATION
At 25 °C, +V
S
= 5 V, V
S
= 5 V, V
OCM
= 0 V, R
G
= R
F
= 200 Ω, G = +1, R
L, dm
= 1 kΩ, unless otherwise noted. All specifications refer to
single-ended input and differential outputs, unless otherwise noted.
Rev. PrA | Page 3 of 9
Table 1.
Parameter
±D
IN
TO ±OUT PERFORMANCE
DYNAMIC PERFORMANCE
3 dB Small Signal Bandwidth
Bandwidth for 0.1 dB Flatness
Large Signal Bandwidth
Slew Rate
Settling Time
Overdrive Recovery Time
NOISE/HARMONIC PERFORMANCE
1
Second Harmonic
Third Harmonic
IMD
IP3
Voltage Noise (RTI)
Noise Figure
Input Current Noise
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
Input Resistance
Input Capacitance
Input Common-Mode Voltage
CMRR
OUTPUT CHARACTERISTICS
Output Voltage Swing
Output Current
Output Balance Error
V
OCM
to ±OUT PERFORMANCE
V
OCM
DYNAMIC PERFORMANCE
3 dB Bandwidth
Slew Rate
INPUT VOLTAGE NOISE (RTI)
V
OCM
INPUT CHARACTERISTICS
Input Voltage Range
Input Resistance
Input Offset Voltage
Input Bias Current
V
OCM
CMRR
Gain
POWER SUPPLY
Conditions
V
OUT
= 0.5 V p-p, Differential Input
V
OUT
= 2 V p-p, Differential Input
V
OUT
= 2 V p-p, Differential Input
V
OUT
= 4 V p-p, Differential Input
V
OUT
= 2 V p-p
0.01%, V
OUT
= 2 Vp-p
V
IN
= 5 V to 0 V step, G = +2
V
OUT
= 2 V p-p, 10 MHz
V
OUT
= 2 V p-p, 70 MHz
V
OUT
= 2 V p-p, 10 MHz
V
OUT
= 2 V p-p, 70 MHz
70 MHz
70 MHz
G = +2
V
OS, dm
= V
OUT, dm
/2; V
DIN+
= V
DIN
= 0 V
T
MIN
to T
MAX
variation
T
MIN
to T
MAX
variation
Differential
Common mode
V
OUT, dm
/V
IN, cm
; V
IN, cm
= ±1 V
Maximum V
OUT
; single-ended output
V
OUT, cm
/V
OUT, dm
; V
OUT, dm
= 1 V; 10 MHz
V
OS, cm
= V
OUT, cm
; V
DIN+
= V
DIN–
= 0 V
V
OUT, dm
/V
OCM
; V
OCM
= ±1 V
V
OUT, cm
/V
OCM
; V
OCM
= ±1 V
Min
1
Typ
1500
125
1300
800
4700
8.5
4
108
79
125
87
2.2
12
2
1
±4
3.5
0.01
6
3
1
4.7 to 3.4
77
95
66
Max
4
Unit
MHz
MHz
MHz
MHz
V/μs
ns
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
MHz
V/μs
nV/√Hz
V
kΩ
mV
μA
dB
V/V
400
1700
7.5
200
1
0.5
75
1
3.8
3.8
3.5
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