The TC234 from Infineon Technologies is a Space Qualified Microcontroller with Clock Rate 4 to 40 MHz, Operating Frequency 200 MHz, Internal RAM Memory 8 to 184 kB, Flash Memory Program : 2 Mb, Data : 128 kB, Supply Voltage 1.17 to 1.43 V. Tags: Surface Mount. More details for TC234 can be seen below.