ATTINY2313-20PU ATTINY2313-20SI ATTINY2313-20SJ ATTINY231320SU ATTINY2313-20SU ATTINY2313-20SU (SOIC(300MIL) 20) ATTINY2313-20SU 其他被动元件 ATTINY2313-20SU(PROG) ATTINY2313-20SUR ATTINY2313-20SUTR