| 54LS298/BEA |  | Rochester Electronics LLC | 54LS298 - DATA SEL/MULTIPLEXER, QUAD 2-INPUT, WITH STORAGE - Dual marked (M38510/30909BEA) | PDF |   | 
| 54S153/BEA |  | Rochester Electronics LLC | 54S153 - DATA SEL/MULTIPLEXER, DUAL 4-INPUT - Dual marked (M38510/07902BEA) | PDF |   | 
| 54F257/BEA |  | Rochester Electronics LLC | 54F257 - DATA SEL/MULTIPLEXER, QUAD 2-INPUT, WITH 3-STATE OUTPUTS - Dual marked (M38510/33906BEA) | PDF |   | 
| 54F257/B2A |  | Rochester Electronics LLC | 54F257 - DATA SEL/MULTIPLEXER, QUAD 2-INPUT, WITH 3-STATE OUTPUTS - Dual marked (M38510/33906B2A) | PDF |   | 
| 54F257/BFA |  | Rochester Electronics LLC | 54F257 - DATA SEL/MULTIPLEXER, QUAD 2-INPUT, WITH 3-STATE OUTPUTS - Dual marked (M38510/33906BFA) | PDF |   |