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型号厂商描述数据手册替代料参考价格
MM74C89NSC[NationalSemiconductor] MM74C89 - 64-Bit TRI-STATE Random Access Read/Write Memory - National Semiconductor获取价格
MM74C48JNSC[NationalSemiconductor] MM74C48J - BCD-to-7 Segment Decoder - National Semiconductor获取价格
MM74C48NSC[NationalSemiconductor] MM74C48 - BCD-to-7 Segment Decoder - National Semiconductor获取价格
MM74C240NSC[NationalSemiconductor] MM74C240 - Octal Buffers and Line Drivers with TRI-STATE Outputs - National Semiconductor获取价格
MM74C221NNSC[NationalSemiconductor] MM74C221N - Dual Monostable Multivibrator - National Semiconductor获取价格
MM74C221CNSC[NationalSemiconductor] MM74C221C - Dual Monostable Multivibrator - National Semiconductor获取价格
MM74C193NSC[NationalSemiconductor] MM74C193 - Synchronous 4-Bit Up/Down Decade Counter - National Semiconductor获取价格
MM74C192NNSC[NationalSemiconductor] MM74C192N - Synchronous 4-Bit Up/Down Decade Counter - National Semiconductor获取价格
MM58248NSC[NationalSemiconductor] MM58248 - High Voltage Display Driver - National Semiconductor获取价格
MM58167NSC[NationalSemiconductor] MM58167 - Microprocessor Real Time Clock - National Semiconductor获取价格
MM54HC620NSC[NationalSemiconductor] MM54HC620 - Octal TRI-STATE Transceiver - National Semiconductor获取价格
MM54HC595NNSC[NationalSemiconductor] MM54HC595N - 8-Bit Shift Registers with Output Latches - National Semiconductor获取价格
MM54HC51NSC[NationalSemiconductor] MM54HC51 - Dual AND-OR-Invert Gate / Dual AND-OR Gate - National Semiconductor获取价格
MM54HC194NSC[NationalSemiconductor] MM54HC194 - 4-Bit Bidirectional Universal Shift Register - National Semiconductor获取价格
MM54C93JNSC[NationalSemiconductor] MM54C93J - 4-Bit Decade, Binary Counter - National Semiconductor获取价格
MM54C42NNSC[NationalSemiconductor] MM54C42N - BCD-to-Decimal Decoder - National Semiconductor获取价格
MM54C192NNSC[NationalSemiconductor] MM54C192N - Synchronous 4-Bit Up/Down Decade Counter - National Semiconductor获取价格
MM54C192NSC[NationalSemiconductor] MM54C192 - Synchronous 4-Bit Up/Down Decade Counter - National Semiconductor获取价格
MM54C165NSC[NationalSemiconductor] MM54C165 - Parallel-Load 8-Bit Shift Register - National Semiconductor获取价格
MM54C10NSC[NationalSemiconductor] MM54C10 - Quad 2-Input NAND Gate, Quad 2-Input NOR Gate, Hex Inverter, Triple 3-Input NAND Gate, Dual 4-Input NAND Gate - National Semiconductor获取价格