54AC251

OBSOLETE 54AC251, 54ACT251 www.ti.com SNOS100B – AUGUST 1998 – REVISED APRIL 2013 54AC251 54ACT251 8-Input Multiplexer with TRI-STATE Output Check for Samples: 54AC251, 54ACT251 FEATURES 1 23 ICC Reduced by 50% Multifunctional Capability On-Chip Select Logic Decoding Inverting and Noninverting TRI-STATE Outputs Outputs Source/Sink 24 mA 'ACT251 has TTL-Compatible Inputs Standard Military Drawing (SMD) – 'AC251: 5962-87692 – 'ACT251: 5962-89599 DESCRIPTION The 'AC/'ACT251 is a high-speed 8-input digital multiplexer. It provides, in one package, the ability to select one bit of data from up to eight sources. It can be used as universal function generator to generate any logic function of four variables. Both true and complementary outputs are provided. Logic Symbols S0–S2 OE I0–I7 Z Z Figure 1. Figure 2. IEEE/IEC Pin Names PIN DESCRIPTION Description Select Inputs TRI-STATE Output Enable Input Multiplexer Inputs TRI-STATE Multiplexer Output Complementary TRI-STATE Multiplexer Output 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. FACT is a registered trademark of Fairchild Semiconductor Corporation. 2 All other trademarks are the property of their respective owners. 3 PRODUCTION DATA information is current as of publication date. Products conform to specifications per the t...