应用功能： 8位数字多功能,频率计数器/定时器 The ICM7226 is a fully integrated Universal Counter and LED display driver. It combines a high frequency oscillator, a decade timebase counter, an 8-decade data counter and latches, a 7-segment decoder, digit multiplexer and segment and digit drivers which can directly drive large LED displays.The counter inputs accept a maximum frequency of 10MHz in frequency and unit counter modes and 2MHz in the other modes.
