参数资料
型号: ADA4851-4YRU-EBZ
厂商: Analog Devices Inc
文件页数: 5/25页
文件大小: 0K
描述: BOARD EVAL FOR ADA4851-4YRU
标准包装: 1
每 IC 通道数: 4 - 四
放大器类型: 电压反馈
板类型: 裸(未填充)
已供物品:
已用 IC / 零件: 14-TSSOP 封装
ADA4851-1/ADA4851-2/ADA4851-4
Rev. J | Page 12 of 24
5.4
6.2
0.1
100
CLOS
E
D
-LOOP
GAIN
(dB)
05143-021
FREQUENCY (MHz)
110
6.1
6.0
5.9
5.8
5.7
5.6
5.5
VS = ±5V
G = +2
RL = 150Ω
RF = 1kΩ
VOUT = 100mV p-p
VOUT = 1V p-p
VOUT = 2V p-p
Figure 12. 0.1 dB Flatness Response for Various Output Amplitudes
–6
–5
–4
–3
–2
–1
0
1
CLOSED-
L
OOP
GAIN
(
d
B)
1
100
10
300
05143-015
VS = ±5V
G = +1
VOUT = 1V p-p
RL = 1kΩ
RL = 150Ω
FREQUENCY (MHz)
Figure 13. Large Frequency Response for Various Loads
–20
0
20
40
60
80
100
120
OPEN-
L
OOP
GAIN
(
d
B)
OPEN
-L
OOP
PH
A
SE
(
D
egrees)
100k
10k
100
1k
10
1M
10M
100M
1G
FREQUENCY (Hz)
05143-029
PHASE
GAIN
VS = ±5V
140
–240
–210
–180
–150
–120
–90
–60
–30
0
Figure 14. Open-Loop Gain and Phase vs. Frequency
–110
–40
0.1
10
HARM
O
NI
C
DI
S
T
O
R
T
IO
N
(
d
Bc)
05
14
3-
0
14
FREQUENCY (MHz)
1
–50
–60
–70
–80
–90
–100
G = 1
VS = 3V
RL = 150
VOUT = 2V
HD3
HD2
Figure 15. Harmonic Distortion vs. Frequency
–120
–110
–100
–90
–80
–70
–60
–50
HARMONIC
DIS
TORTION
(dBc
)
0
1
23
45
6
78
9
10
OUTPUT AMPLITUDE (V p-p)
05143-017
G = +2
VS = ±5V
RL = 1kΩ
f = 2MHz
HD2
HD3
Figure 16. Harmonic Distortion vs. Output Amplitude
0.1
10
HARM
O
NI
C
DI
S
T
O
RT
IO
N
(
d
B
c)
05
14
3-
0
16
FREQUENCY (MHz)
1
–40
–50
–60
–70
–80
–90
–100
–110
RL = 1k HD2
RL = 150 HD2
RL = 1k HD3
RL = 150 HD3
G = +1
VOUT = 2V p-p
VS =±5V
Figure 17. Harmonic Distortion vs. Frequency for Various Loads
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