SDA7123是一个三路高速、数模转换器的单片集成电路。它包括三路高速、 10位输入的视频 DA转换器、标准的 TTL输入 和互补输出高阻抗的模拟输出电流源。-SDA7123 a three-way high-speed, monolithic DAC. It includes three-way high-speed, 10-bit input video DA converter, a standard TTL input and complementary outputs the analog output of high impedance current source.