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參數(shù)資料
| 型號： | MAX2374 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | SiGe, Variable IIP3, Low-Noise Amplifier in UCSP Package |
| 中文描述： | SiGe、可變IIP3、低噪聲放大器，UCSP封裝 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 131K |
| 代理商： | MAX2374 |
M
SiGe, Variable IIP3, Low-Noise Amplifier
in UCSP Package
4
_______________________________________________________________________________________
1.0
2.0
1.5
3.0
2.5
4.0
3.5
4.5
750
850
800
900
950
1000
NOISE FIGURE vs. FREQUENCY
M
FREQUENCY (MHz)
N
V
CC
= 2.75V
GAIN = V
CC
20
15
10
5
0
2.5
4.0
3.0
3.5
4.5
5.0
5.5
CURRENT vs. VOLTAGE AND R
BIAS
M
V
CC
(V)
R
BIAS
= 20k
, GAIN = V
CC
R
BIAS
= 20k
, GAIN = GND
R
BIAS
= 10k
, GAIN = V
CC
R
BIAS
= 10k
, GAIN = GND
R
BIAS
= 43k
, GAIN = GND
R
BIAS
= 43k
, GAIN = V
CC
I
C
Typical Operating Characteristics (continued)
(
Typical Application Circuit
, V
CC
= +2.7V to +5.5V, P
LNAIN
= -30dBm, f
LNAIN
= 881MHz, R
BIAS
= 20k
, T
A
= +25°C, unless other-
wise noted.)
LNA Output Port. This port requires an external pullup inductor, which may be used as part of the matching
network.
LNAOUT
B2
Supply Voltage Input. Bypass with a 100pF capacitor to GND.
V
CC
B3
LNA Bias Setting Pin. For nominal bias, connect 20k
resistor to V
CC
. Adjust the resistor value to alter the
linearity of the LNA.
BIAS
B1
Gain-Control Logic Input. Drive high for high-gain mode. Drive low for low-gain mode.
GAIN
A1
PIN
LNA Input Port. Blocking capacitor is required, which may be used as part of the matching network.
LNAIN
A2
Ground
GND
A3
FUNCTION
NAME
20
0
5
25
15
35
45
GAIN vs. R
BIAS
AND TEMPERATURE
M
R
BIAS
(k
)
G
15
10
5
T
A
= +85
°
C
T
A
= -40
°
C
T
A
= -40
°
C
T
A
= +25
°
C
T
A
= +85
°
C
T
A
= +25
°
C
GAIN = V
CC
GAIN = GND
CC
= 2.75V
0
20
40
60
IIP3 vs. R
BIAS
AND TEMPERATURE
M
R
BIAS
(k
)
I
0
5
15
10
20
V
= 2.75V,
f = 881MHz, 882MHz
= V
GAIN
= GND
A
= V
GAIN
= V
CC
B
T
A
= +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C
T
A
= +85
°
C
A
B
B
T
A
= +25
°
C
T
A
= -40
°
C
Pin Description
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