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參數資料
| 型號： | AD8047 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 250 MHz, General Purpose Voltage Feedback Op Amps |
| 中文描述： | 250兆赫，通用電壓反饋運算放大器 |
| 文件頁數： | 2/16頁 |
| 文件大小： | 478K |
| 代理商： | AD8047 |
AD8047A
Min
AD8048A
Min
Typ Max
Parameter
Conditions
Typ Max
Units
DYNAMIC PERFORMANCE
Bandwidth (–3 dB)
Small Signal
Large Signal
1
Bandwidth for 0.1 dB Flatness
V
OUT
≤
0.4 V p-p
V
OUT
= 2 V p-p
V
OUT
= 300 mV p-p
8047, R
F
= 0
; 8048, R
F
= 200
V
OUT
= 4 V Step
V
OUT
= 0.5 V Step
V
OUT
= 4 V Step
170
100
250
130
180
135
260
160
MHz
MHz
35
750
1.1
4.3
50
1000
1.2
3.2
MHz
V/
μ
s
ns
ns
Slew Rate, Average +/–
Rise/Fall Time
475
740
Settling Time
To 0.1%
To 0.01%
HARMONIC/NOISE PERFORMANCE
2nd Harmonic Distortion
V
OUT
= 2 V Step
V
OUT
= 2 V Step
13
30
13
30
ns
ns
2 V p-p; 20 MHz
R
L
= 1 k
2 V p-p; 20 MHz
R
L
= 1 k
f = 100 kHz
f = 100 kHz
–54
–64
–60
–61
5.2
1.0
–48
–60
–56
–65
3.8
1.0
dBc
dBc
dBc
dBc
nV/
√
Hz
pA/
√
Hz
3rd Harmonic Distortion
Input Voltage Noise
Input Current Noise
Average Equivalent Integrated
Input Noise Voltage
Differential Gain Error (3.58 MHz)
Differential Phase Error (3.58 MHz)
0.1 MHz to 10 MHz
R
L
= 150
, G = +2
R
L
= 150
, G = +2
16
0.02
0.03
11
0.01
0.02
μ
V rms
%
Degree
DC PERFORMANCE
2
,
R
L
= 150
Input Offset Voltage
3
1
3
4
1
3
4
mV
mV
μ
V/
°
C
μ
A
μ
A
μ
A
μ
A
dB
dB
dB
T
MIN
–T
MAX
Offset Voltage Drift
Input Bias Current
±
5
1
±
5
1
3.5
6.5
2
3
3.5
6.5
2
3
T
MIN
–T
MAX
Input Offset Current
0.5
0.5
T
MIN
–T
MAX
V
CM
=
±
2.5 V
V
OUT
=
±
2.5 V
T
MIN
–T
MAX
Common-Mode Rejection Ratio
Open-Loop Gain
74
58
54
80
62
74
65
56
80
68
INPUT CHARACTERISTICS
Input Resistance
Input Capacitance
Input Common-Mode Voltage Range
OUTPUT CHARACTERISTICS
Output Voltage Range, R
L
= 150
Output Current
Output Resistance
Short Circuit Current
POWER SUPPLY
Operating Range
Quiescent Current
500
1.5
±
3.4
500
1.5
±
3.4
k
pF
V
±
2.8
±
3.0
50
0.2
130
±
2.8
±
3.0
50
0.2
130
V
mA
mA
±
3.0
±
5.0
±
6.0
5.8
±
3.0
±
5.0
±
6.0
5.9
V
mA
mA
dB
6.6
7.5
6.6
7.5
T
MIN
–T
MAX
Power Supply Rejection Ratio
72
78
72
78
NOTES
1
See Max Ratings and Theory of Operation sections of data sheet.
2
Measured at A
V
= 50.
3
Measured with respect to the inverting input.
Specifications subject to change without notice.
(
±
V
S
=
±
5 V; R
LOAD
= 100
; A
V
= 1 (AD8047); A
V
= 2 (AD8048), unless otherwise noted)
AD8047/AD8048–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
REV. 0
–2–
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