The utility model discloses a high -speed chip clock generator with high security feature, it contains: crystal oscillator, many bonding lines and SOC chip. Crystal oscillator is used for providing low frequency clock signal, SOC chip and crystal oscillator adopt during the multi -chip package technique encapsulates a package tube shell cavity, and the SOC chip contains: the phase -locked loop module, it is connected with crystal oscillator through many bonding lines, and phase -locked loop module receipt crystal oscillator's low frequency clock signal, wherein, the phase -locked loop module is with low frequency clock signal doubling of frequency tremendously high frequency clock signal to it regards as basic operation clock to offer the SOC chip with high frequency clock signal. Therefore, the utility model discloses a high -speed chip clock generator with high security feature, clock signal have less shake, and the clock quality is reliable.