TC1224-18VCT TC1224-2.5TCTTR TC1224-2.5VCT TC1224-2.5VCT713 TC1224-2.5VCTTR TC1224-2.6VCTTR TC1224-2.6VCTTR 其他单片机、电路板 TC1224-2.7TCTTR TC1224-2.7VCT TC1224-2.7VCT713