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MAX2750EUA+ PDF预览

MAX2750EUA+

更新时间: 2024-01-08 04:39:13
品牌 Logo 应用领域
美信 - MAXIM 振荡器压控振荡器
页数 文件大小 规格书
7页 168K
描述
Voltage Controlled Oscillator, 2400MHz Min, 2500MHz Max,

MAX2750EUA+ 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:ObsoleteReach Compliance Code:not_compliant
风险等级:5.25最大控制电压:2.4 V
最小控制电压:0.4 VJESD-609代码:e0
调制灵敏度:140 MHz/V安装特点:SURFACE MOUNT
偏移频率:4000 kHz最大工作频率:2500 MHz
最小工作频率:2400 MHz最高工作温度:85 °C
最低工作温度:-40 °C振荡器类型:VOLTAGE CONTROLLED OSCILLATOR
输出功率:-3 dBm相位噪声:-125 dBc/Hz
物理尺寸:3.05mm x 3.05mm x 1.1mm最大压摆率:17 mA
标称供电电压:3 V表面贴装:YES
端子面层:Tin/Lead (Sn85Pb15)Base Number Matches:1

MAX2750EUA+ 数据手册

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19-1825; Rev 1; 5/12  
2.4GHz Monolithic  
Voltage-Controlled Oscillators  
01/MAX752  
General Description  
Features  
The MAX2750/MAX2751/MAX2752 are self-contained volt-  
age-controlled oscillators (VCOs) intended for use in the  
2.4GHz to 2.5GHz ISM band. Each IC combines a fully  
integrated oscillator and output buffer in a miniature 8-pin  
µMAX package.  
Guaranteed Frequency Tuning Range  
MAX2750: 2400MHz to 2500MHz (Zero IF)  
MAX2751: 2120MHz to 2260MHz  
(240MHz to 280MHz IF)  
MAX2752: 2025MHz to 2165MHz  
(335MHz to 375MHz IF)  
The inductor and varactor elements of the tank are inte-  
grated on-chip, greatly simplifying application of the part.  
The only required external components are a couple of  
supply bypass capacitors. The IC provides direct connec-  
tion to the VCO tuning voltage input and the VCO buffer  
output. The tuning voltage input range is +0.4V to +2.4V,  
and the oscillator frequency tuning range is factory adjust-  
ed to provide guaranteed limits. The output signal is  
buffered by an amplifier stage (internally matched to 50Ω)  
to provide higher output power and isolate the device from  
load impedance variations.  
On-Chip Tank Circuit  
Internally Matched Output Buffer Amplifier  
Low-Current Shutdown Mode  
+2.7V to +5.5V Supply Voltage Range  
Miniature 8-Pin µMAX Package  
Ordering Information  
The MAX2750/MAX2751/MAX2752 operate over a +2.7V  
to +5.5V supply voltage range. Internal regulation of the  
oscillator supply voltage eliminates the need for an exter-  
nal LDO regulator for the VCO. The IC also provides a dig-  
itally controlled shutdown mode to permit implementation  
of sophisticated power-supply management. In shutdown,  
the supply current is reduced to less than 1µA.  
PART  
TEMP RANGE  
-40°C to +85°C  
-40°C to +85°C  
-40°C to +85°C  
PIN-PACKAGE  
8 μMAX  
MAX2750EUA+  
MAX2751EUA+  
MAX2752EUA+  
8 μMAX  
8 μMAX  
+Denotes a lead(Pb)-free/RoHS-compliant package.  
Devices are also available in a tape-and-reel packaging. Specify  
tape and reel by adding “T” to the part number when ordering.  
________________________Applications  
802.11b DSSS WLAN  
Pin Configuration appears at end of data sheet.  
802.11 FHSS WLAN  
Home RF  
2.4GHz Bluetooth ISM Proprietary Radio  
Typical Operating Circuit  
BYP  
GND  
TUNE  
GND  
OSCILLATOR  
CORE  
OUT  
OUT TO MIXER/  
SYNTHESIZER  
TUNE  
V
CC1  
MAX2750  
MAX2751  
MAX2752  
V
CC  
V
CC2  
SHDN  
SHDN  
BIAS  
For pricing, delivery, and ordering information, please contact Maxim Direct  
at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.  
1

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