參數(shù)資料
型號(hào): ADA4939-2YCPZ-RL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 3/24頁(yè)
文件大小: 0K
描述: IC AMP DIFF DUAL ULDIST 24LFCSP
標(biāo)準(zhǔn)包裝: 5,000
放大器類型: 差分
電路數(shù): 2
輸出類型: 差分
轉(zhuǎn)換速率: 6800 V/µs
-3db帶寬: 1.4GHz
電流 - 輸入偏壓: 10µA
電壓 - 輸入偏移: 500µV
電流 - 電源: 36.5mA
電流 - 輸出 / 通道: 100mA
電壓 - 電源,單路/雙路(±): 3 V ~ 5.25 V,±1.5 V ~ 2.625 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 24-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 24-LFCSP-VQ(4x4)
包裝: 帶卷 (TR)
ADA4939-1/ADA4939-2
Rev. 0 | Page 11 of 24
–60
–110
–105
–100
–95
–90
–85
–80
–75
–70
–65
1
10
100
HAR
M
O
NI
C
DI
S
T
O
RT
IO
N
(
d
Bc)
FREQUENCY (MHz)
HD2, VS (SPLIT SUPPLY) = ±2.5V
HD3, VS (SPLIT SUPPLY) = ±2.5V
HD2, VS (SPLIT SUPPLY) = ±1.65V
HD3, VS (SPLIT SUPPLY) = ±1.65V
VOUT, dm = 2V p-p
07
42
9-
0
62
Figure 19. Harmonic Distortion vs. Frequency at Various Supplies
–40
–120
–110
–100
–90
–80
–70
–60
–50
1.0
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
D
IS
T
OR
TION
(
d
B
c)
VOCM (V)
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 70MHz
HD3, f = 70MHz
VOUT, dm = 2V p-p
07
42
9-
02
5
Figure 20. Harmonic Distortion vs. VOCM at Various Frequencies
–40
–130
–120
–110
–100
–90
–80
–70
–60
–50
1.21.41.61.82
D
IS
T
OR
TION
(
d
B
c)
VOCM (V)
.0
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 70MHz
HD3, f = 70MHz
VOUT, dm = 2V p-p
07
42
9-
02
6
Figure 21. Harmonic Distortion vs. VOCM at Various Frequencies
–40
–130
–120
–110
–100
–90
–80
–70
–60
–50
07
6
5
4
3
2
1
D
IS
T
OR
TION
(
d
B
c)
VOUT, dm (V p-p)
HD2, VS = 5.0
HD3, VS = 5.0
HD2, VS = 3.3
HD3, VS = 3.3
07
42
9-
02
4
Figure 22. Harmonic Distortion vs. VOUT, dm and Supply Voltage, f = 10 MHz
10
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
69.5
70.5
70.4
70.3
70.2
70.1
70.0
69.9
69.8
69.7
69.6
NO
RM
AL
IZ
E
D
S
P
E
CT
RUM
(d
Bc)
FREQUENCY (MHz)
VOUT, dm = 2V p-p
VS = ±2.5V
07
42
9-
0
28
Figure 23. 70 MHz Intermodulation Distortion
–30
–35
–40
–45
–50
–55
–60
–65
–70
110
100
CM
RR
(
d
B)
FREQUENCY (MHz)
1k
RL, dm = 200
07
42
9-
0
29
Figure 24. CMRR vs. Frequency
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