tdc-gp21用户手册.doc

------------------------------------------------------------------------------------------------ —————————————————————————————————————— TDC-GP21 用户手册 TDC-GP21 通用双通道时间数字转换器 2011 年2月9日版本号: TDCTDC-GP21Published by acam-messelectronic gmbh ? acam-messelectronic gmbh 2011 Disclaimer / Notes The information provided by this target specification is believed to be close to the final product. How-ever, it is theoretical and no responsibility is assumed by acam for its use, nor for any infringements of patents or other rights of third parties that may result from its use. The information is subject to change without notice and is provided ?as is“ without warranty of any kind (expressed or implied). Pi-costrain isa registered trademark of acam. All other brand and product names in this document are trademarks or service marks of their respective owners. Support For plete listing of direct sales, distributors and sales representatives visit the acam website at: pany/distributors ------------------------------------------------------------------------------------------------ —————————————————————————————————————— For technical support you can contact the acam support team in the headquarter in Germany or the Distributor in your country. The contact details of acam in Germany are: ******@ or by phone +49-7244-74190. TDC-GP21 目录 1 概述 电气特性 转换器规格 1-12-12-2 2-3 2-6 2-7 2-8 3-1 3-11 3-13 3-14 4-1 4-7 4-14 4-16 5-1 5-4 ------------------------------------------------------------------------------------------------ —————————————————————————————————————— 5-7 5-72 特性和规格 时序 管脚描述 封装图 电源 配置寄存器 3 配置& 读寄存器 读寄存器 SPI- 接口 TDC 测量范围 14 前端转换器 TDC 测量范围 模拟输入部分 温度测量 振荡器 5 详细描述和特殊功能 脉冲发生器 快速初始化 噪声单元 6 具体应用 7 其它 6-17-1 Time-to-Digital-ConverterTDC-GP21 TDC-GP21 1 概述 TDC-GP21 为 TDC-GP2 的下一代升级产品. 这颗芯片提供了对于 TDC-GP2 的管脚完全兼容的功能, 以及一些提升的特性和额外扩展的功能. 内部集成的模拟元器件如比较器, 模拟开关将会使外围电路的设计大大简化. 同时, 测量的质量也会被提高, 另外测量的功耗将会被降低. 脉冲发