型號 廠商 描述
74f245sj
2 3 4 5 6 7 8 9 10		 FAIRCHILD SEMICONDUCTOR CORP Octal Bidirectional Transceiver with 3-STATE Outputs
74f251a
2 3 4 5		 NXP Semiconductors N.V. 8-input multiplexer 3-State
74f253
2 3 4 5 6 7 8 9 10		 NXP Semiconductors N.V. Dual 4-bit input multiplexer (3-State)(雙4位輸入多路復用器（三態(tài)）)
74f256
2 3 4 5 6 7 8 9 10 11 12		 NXP Semiconductors N.V. Dual addressable latch
74f257ascx
2 3 4 5 6 7		 2-Input Digital Multiplexer
74f257asjx
2 3 4 5 6 7		 2-Input Digital Multiplexer
74f258ascx
2 3 4 5 6 7		 2-Input Digital Multiplexer
74f258asjx
2 3 4 5 6 7		 2-Input Digital Multiplexer
74f251ascx
2 3 4 5 6 7		 8-Input Digital Multiplexer
74f251asjx
2 3 4 5 6 7		 8-Input Digital Multiplexer
74f257a
2 3 4 5 6 7 8 9 10		 NXP Semiconductors N.V. Quad 2-line to 1-line selector/multiplexer, non-inverting 3-State
74f257a
2 3 4 5 6 7 8 9 10		 Fairchild Semiconductor Corporation Quad 2-Input Multiplexer with 3-STATE Outputs
74f257apc
2 3 4 5 6 7 8 9 10		 FAIRCHILD SEMICONDUCTOR CORP Quad 2-Input Multiplexer with 3-STATE Outputs
74f257asj
2 3 4 5 6 7 8 9 10		 FAIRCHILD SEMICONDUCTOR CORP Quad 2-Input Multiplexer with 3-STATE Outputs
74f258a
2 3 4 5 6 7 8		 NXP Semiconductors N.V. Quad 2-line to 1-line selector/multiplexer, inverting 3-State
74f258a
2 3 4 5 6 7 8		 Fairchild Semiconductor Corporation Quad 2-Input Multiplexer with 3-STATE Outputs
74f258apc
2 3 4 5 6 7 8		 FAIRCHILD SEMICONDUCTOR CORP Quad 2-Input Multiplexer with 3-STATE Outputs
74f258asc
2 3 4 5 6 7 8		 FAIRCHILD SEMICONDUCTOR CORP Quad 2-Input Multiplexer with 3-STATE Outputs
74f258asj
2 3 4 5 6 7 8		 FAIRCHILD SEMICONDUCTOR CORP Quad 2-Input Multiplexer with 3-STATE Outputs
74f259
2 3 4 5 6 7 8 9 10 11 12		 NXP Semiconductors N.V. Latch
74f260
2 3 4 5 6 7 8		 NXP Semiconductors N.V. Dual 5-input NOR gate
74f2643pc
2 3 4 5 6 7 8		 8-Bit Inverting/Non-Inverting Bus Trasceiver
74f2643sc
2 3 4 5 6 7 8		 8-Bit Inverting/Non-Inverting Bus Trasceiver
74f643pc
2 3 4 5 6 7 8		 8-Bit Inverting/Non-Inverting Bus Trasceiver
74f643pcqr
2 3 4 5 6 7 8		 8-Bit Inverting/Non-Inverting Bus Trasceiver
74f643sc
2 3 4 5 6 7 8		 8-Bit Inverting/Non-Inverting Bus Trasceiver
74f269
2 3 4 5 6 7 8 9 10 11 12 13 14		 NXP Semiconductors N.V. 8-bit bidirectional binary counter
74f269
2 3 4 5 6 7 8 9 10 11 12 13 14		 Fairchild Semiconductor Corporation 8-Bit Bidirectional Binary Counter
74f269sc
2 3 4 5 6 7 8 9 10 11 12 13 14		 FAIRCHILD SEMICONDUCTOR CORP 8-Bit Bidirectional Binary Counter
74f269scx
2 3 4 5 6 7 8 9 10 11 12 13 14		 FAIRCHILD SEMICONDUCTOR CORP Synchronous Up/Down Counter
74f269spc
2 3 4 5 6 7 8 9 10 11 12 13 14		 FAIRCHILD SEMICONDUCTOR CORP 8-Bit Bidirectional Binary Counter
74f273a
2 3 4 5 6 7 8 9 10		 NXP Semiconductors N.V. CABLE ASSEMBLY, DVI TO HDMI, 15M; Connector type A:DVI; Connector type B:HDMI; Length, lead:15m; Cable type:Multicore HDMI RoHS Compliant: Yes
74f273ad
2 3 4 5 6 7 8 9 10		 NXP SEMICONDUCTORS CABLE ASSEMBLY, HDMI TO HDMI, 10M; Connector type A:HDMI; Connector type B:HDMI; Length, lead:10m; Cable type:HDMI RoHS Compliant: Yes
74f273an
2 3 4 5 6 7 8 9 10		 NXP SEMICONDUCTORS Octal D flip-flop
74f27
2 3 4 5 6 7 8		 NXP Semiconductors N.V. Triple 3-input NOR gate
74f273scx
2 3 4 5 6 7 8		 Octal D-Type Flip-Flop
74f273sjx
2 3 4 5 6 7 8		 Octal D-Type Flip-Flop
74f27scx
2 3 4 5 6 7 8		 Triple 3-input NOR Gate
74f27sjx
2 3 4 5 6 7 8		 Triple 3-input NOR Gate
74f27
2 3 4 5 6 7 8		 Fairchild Semiconductor Corporation Triple 3-Input NOR Gate
74f27pc
2 3 4 5 6 7 8		 FAIRCHILD SEMICONDUCTOR CORP Triple 3-Input NOR Gate
74f27sc
2 3 4 5 6 7 8		 FAIRCHILD SEMICONDUCTOR CORP Triple 3-Input NOR Gate
74f27sj
2 3 4 5 6 7 8		 FAIRCHILD SEMICONDUCTOR CORP Triple 3-Input NOR Gate
74f280dc
2 3 4		 Parity Generator/Checker
54f280dmqb
2 3 4		 Parity Generator/Checker
54f280fmqb
2 3 4		 PARITY GENERATOR/CHECKER|F-TTL|FP|14PIN|CERAMIC
54f280lmqb
2 3 4		 Parity Generator/Checker
54f283dmqb
2 3 4		 BINARY ADDER|F-TTL|DIP|16PIN|CERAMIC
54f283fmqb
2 3 4		 Binary Adder
54f283lmqb
2 3 4		 BINARY ADDER|F-TTL|LLCC|20PIN|CERAMIC