T74LS193B1/RO 526-NTE74LS193 2/96规格参数
相关型号
T74LS195AB1 T74LS196B1/RO 526-NTE74LS196 2/96 T74LS197B1 T74LS22B1 T74LS240B1 T74LS244 T74LS244M1 T74LS245M1 T74LS245XX T74LS251B1