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參數(shù)資料
| 型號： | ADA4937-1 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Ultralow Distortion, Differential ADC Driver |
| 中文描述： | 超低失真差分ADC驅(qū)動器 |
| 文件頁數(shù)： | 3/28頁 |
| 文件大?。?/td> | 448K |
| 代理商： | ADA4937-1 |
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ADA4937-1
SPECIFICATIONS
5 V OPERATION
T
A
= 25°C, +V
S
= 5 V, V
S
= 0 V, V
OCM
= +V
S
/2, R
T
= 61.9 Ω, 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. 0 | Page 3 of 28
Table 1. ±D
IN
to ±OUT Performance
Parameter
DYNAMIC PERFORMANCE
3 dB Small Signal Bandwidth
Bandwidth for 0.1 dB Flatness
Large Signal Bandwidth
Slew Rate
Overdrive Recovery Time
NOISE/HARMONIC PERFORMANCE
Second Harmonic
Third Harmonic
IMD
Voltage Noise (RTI)
Input Current Noise
Noise Figure
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
Input Offset Current
Input Resistance
Input Capacitance
Input Common-Mode Voltage
CMRR
OUTPUT CHARACTERISTICS
Output Voltage Swing
Linear Output Current
Output Balance Error
Conditions
V
OUT, dm
= 0.1 V p-p
V
OUT, dm
= 0.1 V p-p
V
OUT, dm
= 2 V p-p
V
OUT, dm
= 2 V p-p; 25% to 75%
V
IN
= 0 V to 1.5 V step; G = 3.16
See Figure 45 for distortion test circuit
V
OUT, dm
= 2 V p-p; 10 MHz
V
OUT, dm
= 2 V p-p;, 70 MHz
V
OUT, dm
= 2 V p-p; 100 MHz
V
OUT, dm
= 2 V p-p; 10 MHz
V
OUT, dm
= 2 V p-p; 70 MHz
V
OUT, dm
= 2 V p-p; 100 MHz
f
1
= 70 MHz; f
2
= 70.1 MHz; V
OUT, dm
= 2 V p-p
f = 100 kHz
f = 100 kHz
G = 4; R
T
= 136 Ω; R
F
= 200 Ω; R
G
= 37 Ω; f = 100 MHz
V
OS, dm
= V
OUT, dm
/2; V
DIN+
= V
DIN
= 2.5 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; R
F
= R
G
= 10 kΩ
V
OUT, cm
/V
OUT, dm
; V
OUT, dm
= 1 V; 10 MHz;
see Figure 44 for test circuit
Min
2.5
30
2
67
0.8
Typ
1900
200
1700
6000
<1
112
79
70
102
91
84
91
2.2
3
15
+0.5
±1
20
0.01
+0.5
6
3
1
0.3 to 3.0
80
>100
61
Max
+2.5
10
+2
4.2
Unit
MHz
MHz
MHz
V/μs
ns
dBc
dBc
dBc
dBc
dBc
dBc
dBc
nV/√Hz
pA/√Hz
dB
mV
μV/°C
μA
μA/°C
μA
MΩ
MΩ
pF
V
dB
V
mA
dB
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