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热释电红外焦平面阵列是非致冷红外焦平面阵列的主要发展方向之一 ,其读出电路是关键部件 ,属数模混合集成电路。分析了热释电读出电路的特点 ,设计原则 ,并给出了一种读出电路设计方案以及仿真和实验结果
Pyroelectric infrared focal plane array is one of the main development directions of uncooled infrared focal plane array. The readout circuit is a key component and it is a digital-analog hybrid integrated circuit. The characteristics and design principles of pyroelectric readout circuit are analyzed, and a design scheme of readout circuit and the simulation and experimental results