LM621无刷电机换向器
General Description The LM621 is a bipolar IC designed for commutation of brushless DC motors. The part is compatible with both three- and four-pha...
General Description The LM621 is a bipolar IC designed for commutation of brushless DC motors. The part is compatible with both three- and four-pha...
BGA布线指南 BGA CHIP PLACEMENT AND ROUTING RULE BGA是PCB上常用的组件,通常CPU、NORTH BRIDGE、SOUTH BRIDGE、AGP CHIP、CARD BUS CHIP…等,大多是以bga的型式包装,简言之,80﹪的高频信号及特殊信号...
MPC755 and MPC745 PowerPC microprocessors are high-performance, low-power, 32-bit implementations of...
FEATURES Unique 1-Wire interface requires only one port pin for communication Multidrop capability simplifies distributed temperature sensing ...
用fpga实现的DA转换器,有说明和源码,VDHL文件。\\r\\nA PLD Based Delta-Sigma DAC\\r\\nDelta-Sigma modulation is the simple, yet powerful,\\r\\ntechnique responsible for ...