參數(shù)資料
型號(hào): MAX2057ETX
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 衰減器
英文描述: 1700MHz to 2500MHz Variable-Gain Amplifier with Analog Gain Control
中文描述: 1700 MHz - 2500 MHz RF/MICROWAVE NARROW BAND MEDIUM POWER AMPLIFIER
封裝: 6 X 6 MM, TQFN-36
文件頁數(shù): 9/12頁
文件大小: 826K
代理商: MAX2057ETX
M
1700MHz to 2500MHz Variable-Gain
Amplifier with Analog Gain Control
_______________________________________________________________________________________
9
Pin Description
PIN
NAME
FUNCTION
1, 3, 4, 6, 7,
9, 10, 12, 14,
18, 19,
21–24, 27,
28, 30, 31,
33, 34, 36
GND
Ground. Connect to the board’s ground plane using low-inductance layout techniques.
2
OUT_A
Second-Attenuator Output. Internally matched to 50
over the operating frequency band. Connect to
IN through a DC-blocking capacitor if greater than 21dB of gain-control range is required. No
connection is required if the second attenuator is not used.
5, 13, 16, 25,
32
V
CC
Power Supply. Bypass each pin to GND with capacitors as shown in the
Typical Application Circuit.
Place capacitors as close to the pin as possible.
8
IN_A
Second-Attenuator Input. Internally matched to 50
over the operating frequency band. Connect to a
50
RF source through a DC-blocking capacitor if greater than 21dB of gain-control range is
required. No connection is required if the second attenuator is not used.
11
V
CNTL
Analog Gain-Control Input.
Limit voltages applied to this pin to a 1V to 4.5V range when V
CC
is
present to ensure device reliability.
First-Stage Amplifier Bias-Current Setting. Connect to GND through a 1.2k
resistor.
Second-Stage Amplifier Bias-Current Setting. Connect to GND through a 2k
resistor.
RF Output. Internally matched to 50
over the operating frequency band. Requires a DC-blocking
capacitor and a shunt-matching capacitor.
15
17
R
SET1
R
SET2
20
OUT
26
AMP_IN
Amplifier Input. Internally matched to 50
over the operating frequency band. Connect to ATTN_OUT
through a DC-blocking capacitor.
29
ATTN_OUT
Attenuator Output. Internally matched to 50
over the operating frequency band. Connect to AMP_IN
through a DC-blocking capacitor.
35
IN
RF Input. Internally matched to 50
over the operating frequency band. Connect to a 50
RF source
through a DC-blocking capacitor if the second attenuator is not used.
Exposed
Paddle
GND
Exposed Paddle Ground Plane. This paddle affects RF performance and provides heat dissipation.
This paddle
MUST
be soldered evenly to the board’s ground plane for proper operation.
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MAX2057ETX+D 制造商:Maxim Integrated Products 功能描述:RF AMP CHIP SGL GAIN AMP 2.5GHZ 5.25V 36TQFN DRY - Rail/Tube
MAX2057ETX+T 功能描述:射頻放大器 1.7GHz - 1GHz Variable-Gain Amp RoHS:否 制造商:Skyworks Solutions, Inc. 類型:Low Noise Amplifier 工作頻率:2.3 GHz to 2.8 GHz P1dB:18.5 dBm 輸出截獲點(diǎn):37.5 dBm 功率增益類型:32 dB 噪聲系數(shù):0.85 dB 工作電源電壓:5 V 電源電流:125 mA 測(cè)試頻率:2.6 GHz 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 封裝:Reel
MAX2057ETX+TD 制造商:Maxim Integrated Products 功能描述:RF AMP CHIP SGL GAIN AMP 2.5GHZ 5.25V 36TQFN - Tape and Reel
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