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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(dòng)器 |
| 文件頁數(shù)： | 5/28頁 |
| 文件大?。?/td> | 448K |
| 代理商： | ADA4937-1 |
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ADA4937-1
3.3 V OPERATION
T
A
= 25°C, +V
S
= 3.3 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 5 of 28
Table 3. ±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 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 1.0 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
= +V
S
/2
T
MIN
to T
MAX
variation
T
MIN
to T
MAX
variation
Differential
Common mode
V
OUT, dm
/V
IN, cm
; V
IN, cm
= ±1.0 V
Maximum V
OUT
; single-ended output
V
OUT, cm
/V
OUT, dm
; V
OUT, dm
= 1 V; f = 10 MHz;
see Figure 44 for test circuit
Min
2.5
50
67
0.8
Typ
1900
200
1300
4000
<1
106
88
81
93
80
71
87
2.2
3
15
+0.5
±1
20
0.01
6
3
1
0.3 to 1.2
80
95
61
Max
+2.5
10
2.5
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
MΩ
MΩ
pF
V
dB
V
mA
dB
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