TI,TI公司,TI代理商
TI(德州仪器)| TI产品型号搜索
专营TI元器件,强大的现货交付能力,解决您的采购难题
全流程提供TI现货供应链服务
当前位置:TI公司 > > TI芯片 >> LMX2541
LMX2541技术文档下载:
LMX2541技术文档产品手册下载
LMX2541 - 产品图解:
LMX2541-具有集成 VCO 的超低噪声 PLLatinum 频率合成器
LMX2541--RFPPL与合成器-时钟与计时
承诺原装正品
专营TI,真正优化您的供应链
TI产品 - LMX2541介绍
LMX2541 - 具有集成 VCO 的超低噪声 PLLatinum 频率合成器

LMX2541是TI公司的一款无产品,LMX2541是具有集成 VCO 的超低噪声 PLLatinum 频率合成器,本页介绍了LMX2541的产品说明、应用、特性等,并给出了与LMX2541相关的TI元器件型号供参考。

LMX2541 - 具有集成 VCO 的超低噪声 PLLatinum 频率合成器 - 无 - RFPPL与合成器 - TI公司(Texas Instruments,德州仪器)

产品特性
  • Multiple Frequency Options Available (See Device Comparison Table)
  • Frequencies From 31.6 MHz to 4000 MHz
  • Very Low RMS Noise and Spurs
  • –225 dBc/Hz Normalized PLL Phase Noise
  • Integrated RMS Noise (100 Hz to 20 MHz)
    • 2 mRad (100 Hz to 20 MHz) at 2.1 GHz
    • 3.5 mRad (100 Hz to 20 MHz) at 3.5 GHz
  • Ultra Low-Noise Integrated VCO
  • External VCO Option (Internal VCO Bypassed)
  • VCO Frequency Divider 1 to 63 (All Values)
  • Programmable Output Power
  • Up to 104-MHz Phase Detector Frequency
  • Integrated Low-Noise LDOs
  • Programmable Charge Pump Output
  • Partially Integrated Loop Filter
  • Digital Frequency Shift Keying (FSK) Modulation Pin
  • Integrated Reference Crystal Oscillator Circuit
  • Hardware and Software Power Down
  • FastLock Mode and VCO-Based Cycle Slip Reduction
  • Analog and Digital Lock Detect
  • 1.6-V Logic Compatibility
2 Applications
  • Wireless Infrastructure (UMTS, LTE, WiMax)
  • Broadband Wireless
  • Wireless Meter Reading
  • Test and Measurement
  • FM Mobile Radio
产品说明

The LMX2541 device is an ultra low-noise frequency synthesizer which integrates a high-performance delta-sigma fractional N PLL, a VCO with fully integrated tank circuit, and an optional frequency divider. The PLL offers an unprecedented normalized noise floor of –225 dBc/Hz and can be operated with up to 104 MHz of phase-detector rate (comparison frequency) in both integer and fractional modes. The PLL can also be configured to work with an external VCO.

The LMX2541 integrates several low-noise, high-precision LDOs and output driver matching network to provide higher supply noise immunity and more consistent performance, while reducing the number of external components. When combined with a high-quality reference oscillator, the LMX2541 generates a very stable, ultra low-noise signal.

The LMX2541 is offered in a family of 6 devices with varying VCO frequency range from 1990 MHz up to 4 GHz. Using a flexible divider, the LMX2541 can generate frequencies as low as 31.6 MHz.

The LMX2541 is a monolithic integrated circuit, fabricated in a proprietary BiCMOS process. Device programming is facilitated using a three-wire MICROWIRE interface that can operate down to 1.6 volts. Supply voltage ranges from 3.15 V to 3.45 V. The LMX2541 is available in a 36-pin 6-mm × 6-mm × 0.8-mm WQFN package.

产品器件信息
PART NUMBERPACKAGEVCO FREQUENCY (MHz)
LMX2541SQ2060EWQFN (36)1990 - 2240
LMX2541SQ2380EWQFN (36)2200 - 2530
LMX2541SQ2690EWQFN (36)2490 - 2865
LMX2541SQ3030EWQFN (36)2810 - 3230
LMX2541SQ3320EWQFN (36)3130 - 3600
LMX2541SQ3740EWQFN (36)3480 - 4000
下面可能是您感兴趣的TI公司无元器件
  • TPS62291 - 采用 2x2mm SON 封装的 2.25MHz 1A 降压转换器
  • UC3853 - 高功率因数前置稳压器
  • TS5USBA224 - 具有负信号处理能力的 USB 2.0 高速 (480Mbps) 和音频开关
  • DS90C3202 - 3.3V 8 MHz 至 135 MHz 双路 FPD 链接接收器
  • TLV705P - 采用 0.8mm x 0.8mm 超小型 WCSP 封装的 200mA、低 IQ、低噪音、低压降稳压器
  • SN74AHCT273 - 具有清零功能的八路 D 类触发器
  • DS1776QML - DS1776QML PI 总线收发器
  • SN54AS832B - 六路 2 输入或驱动器
  • ADS809 - 12 位 80MSPS ADC,具有单端/差动输入、内部/外部基准、灵活时钟、可选择全范围和断电功能
  • SN74ALS575A - 具有三态输出的八路 D 类边沿触发器
  • 节约时间成本,提高采购效率,TI官网授权代理
    TI公司|TI德州仪器|德州仪器TI公司代理商|TI芯片代理商
    TI公司产品现货专家,订购TI公司产品不限最低起订量,TI产品大陆现货即时发货,香港库存3-5天发货,海外库存7-10天发货
    寻找全球TI代理商现货货源 - TI公司(德州仪器)电子元件在线订购