Vipengele: Timer/Counter, Idadi ya Vituo: 1, UART, FIFO's: 16 Byte, Itifaki: RS232, RS422, Kiwango cha Takwimu (Upeo): 4Mbps, Voltage - Ugavi: 1.62V ~ 5.5V,
Vipengele: Internal Oscillator, Timer/Counter, Idadi ya Vituo: 2, DUART, FIFO's: 16 Byte, Itifaki: RS232, Kiwango cha Takwimu (Upeo): 3.125Mbps, Voltage - Ugavi: 2.25V ~ 5.5V,