ZHCSDH8 March   2015 LMX2571

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
  4. 修订历史记录
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Reference Oscillator Input
      2. 7.3.2  R-Dividers and Multiplier
      3. 7.3.3  PLL Phase Detector and Charge Pump
      4. 7.3.4  PLL N-Divider and Fractional Circuitry
      5. 7.3.5  Partially Integrated Loop Filter
      6. 7.3.6  Low-Noise, Fully Integrated VCO
      7. 7.3.7  External VCO Support
      8. 7.3.8  Programmable RF Output Divider
      9. 7.3.9  Programmable RF Output Buffer
      10. 7.3.10 Integrated TX, RX Switch
      11. 7.3.11 Powerdown
      12. 7.3.12 Lock Detect
      13. 7.3.13 FSK Modulation
      14. 7.3.14 FastLock
      15. 7.3.15 Register Readback
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operation Mode
      2. 7.4.2 Duplex Mode
      3. 7.4.3 FSK Mode
    5. 7.5 Programming
      1. 7.5.1 Recommended Initial Power on Programming Sequence
      2. 7.5.2 Recommended Sequence for Changing Frequencies
    6. 7.6 Register Maps
      1. 7.6.1  R60 Register (offset = 3Ch) [reset = 4000h]
      2. 7.6.2  R58 Register (offset = 3Ah) [reset = C00h]
      3. 7.6.3  R53 Register (offset = 35h) [reset = 2802h]
      4. 7.6.4  R47 Register (offset = 2Fh) [reset = 0h]
      5. 7.6.5  R42 Register (offset = 2Ah) [reset = 210h]
      6. 7.6.6  R41 Register (offset = 29h) [reset = 810h]
      7. 7.6.7  R40 Register (offset = 28h) [reset = 101Ch]
      8. 7.6.8  R39 Register (offset = 27h) [reset = 11F0h]
      9. 7.6.9  R35 Register (offset = 23h) [reset = 647h]
      10. 7.6.10 R34 Register (offset = 22h) [reset = 1000h]
      11. 7.6.11 R33 Register (offset = 21h) [reset = 0h]
      12. 7.6.12 R25 to R32 Register (offset = 19h to 20h) [reset = 0h]
      13. 7.6.13 R24 Register (offset = 18h) [reset = 10h]
      14. 7.6.14 R23 Register (offset = 17h) [reset = 10A4h]
      15. 7.6.15 R22 Register (offset = 16h) [reset = 8584h]
      16. 7.6.16 R21 Register (offset = 15h) [reset = 101h]
      17. 7.6.17 R20 Register (offset = 14h) [reset = 28h]
      18. 7.6.18 R19 Register (offset = 13h) [reset = 0h]
      19. 7.6.19 R18 Register (offset = 12h) [reset = 0h]
      20. 7.6.20 R17 Register (offset = 11h) [reset = 0h]
      21. 7.6.21 R9 to R16 Register (offset = 9h to 10h) [reset = 0h]
      22. 7.6.22 R8 Register (offset = 8h) [reset = 10h]
      23. 7.6.23 R7 Register (offset = 7h) [reset = 10A4h]
      24. 7.6.24 R6 Register (offset = 6h) [reset = 8584h]
      25. 7.6.25 R5 Register (offset = 5h) [reset = 101h]
      26. 7.6.26 R4 Register (offset = 4h) [reset = 28h]
      27. 7.6.27 R3 Register (offset = 3h) [reset = 0h]
      28. 7.6.28 R2 Register (offset = 2h) [reset = 0h]
      29. 7.6.29 R1 Register (offset = 1h) [reset = 0h]
      30. 7.6.30 R0 Register (offset = 0h) [reset = 3h]
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1  Direct Digital FSK Modulation
      2. 8.1.2  Frequency and Output Port Switching with TrCtl Pin
      3. 8.1.3  OSCin Configuration
      4. 8.1.4  Register R0 F1F2_INIT, F1F2_MODE usage
      5. 8.1.5  FastLock with External VCO
      6. 8.1.6  OSCin Slew Rate
      7. 8.1.7  RF Output Buffer Power Control
      8. 8.1.8  RF Output Buffer Type
      9. 8.1.9  MULT Multiplier
      10. 8.1.10 Integrated VCO
    2. 8.2 Typical Applications
      1. 8.2.1 Synthesizer Duplex Mode
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Synthesizer Duplex Mode Application Curves
      2. 8.2.2 PLL Duplex Mode
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 PLL Duplex Mode Application Curves
      3. 8.2.3 Synthesizer/PLL Duplex Mode
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
        3. 8.2.3.3 Synthesizer/PLL Duplex Mode Application Curves
    3. 8.3 Do's and Don'ts
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 开发支持
    2. 11.2 文档支持
      1. 11.2.1 相关文档
    3. 11.3 商标
    4. 11.4 静电放电警告
    5. 11.5 术语表
  12. 12机械封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
  • NJK|36
散热焊盘机械数据 (封装 | 引脚)
订购信息

11 器件和文档支持

11.1 器件支持

11.1.1 开发支持

德州仪器 (TI) 提供了多种软件工具来协助开发过程,其中包括用于编程的 CodeLoader、用于回路滤波和相位噪声/毛刺仿真的 Clock Design Tool、以及用于系统解决方案查找器的 Clock Architect。 所有这些工具均可从以下网址获得:www.ti.com

11.2 文档支持

11.2.1 相关文档

SPRA953《半导体和 IC 封装热指标》

TS5A21366《具有 1.8V 兼容输入逻辑的 0.75Ω 双通道 SPST 模拟开关》

TPS560200《4.5V 至 17V 输入、500mA 同步降压 SWIFT™ 转换器》

TPS62050《800mA 同步降压转换器》

TPS62160《具有 DCS 控制系统的 3V-17V 1A 降压转换器》

TPS562200《采用 SOT-23 封装的 4.5V 至 17V 输入、2A 同步降压稳压器》

TPS63050《微型单电感降压/升压转换器》

11.3 商标

PLLatinum is a trademark of Texas Instruments.

SPI is a trademark of Motorola.

All other trademarks are the property of their respective owners.

11.4 静电放电警告

esds-image

这些装置包含有限的内置 ESD 保护。 存储或装卸时,应将导线一起截短或将装置放置于导电泡棉中,以防止 MOS 门极遭受静电损伤。

11.5 术语表

SLYZ022TI 术语表

这份术语表列出并解释术语、首字母缩略词和定义。