Texas Instruments

The ’AC112 devices contain two independent J-K negative-edge-triggered flip-flops. A low level at the preset (PRE)\ or clear (CLR)\ inputs sets or resets the outputs, regardless of the levels of the other inputs. When PRE\ and CLR\ are inactive (high), data at the J and K inputs meeting the setup-time... Read More

This octal buffer/line driver is designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. This device provides inverting outputs and symmetrical active-low output-enable () inputs. This device features high fan-out and improved fan-in. The 74AC11240 is organized as... Read More

The 74AC11244 is an octal buffer or line driver designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. The device can be used as two 4-bit buffers or one 8-bit buffer, with active-low output-enable (OE\) inputs. When OE\... Read More

The ’AC138 decoders/demultiplexers are designed for high-performance memory-decoding and data-routing applications that require very short propagation-delay times. In high-performance memory systems, these decoders can be used to minimize the effects of system decoding. The ’AC138 decoders/demultiplexers are designed for high-performance memory-decoding and data-routing applications that require very short propagation-delay times.... Read More

The ’AC161 devices are 4-bit binary counters. These synchronous, presettable counters feature an internal carry look-ahead for application in high-speed counting. The ’AC161 devices are 4-bit binary counters. These synchronous, presettable counters feature an internal carry look-ahead for application in high-speed counting.

The ’AC139 devices are dual 2-line to 4-line decoders/demultiplexers designed for 1.5-V to 5.5-V VCCoperation. These devices are designed to be used in high-performance memory-decoding or data-routing applications requiring very short propagation delay times. In high-performance memory systems, these decoders can be used to minimize the effects of system decoding.... Read More

These Schmitt-trigger devices contain six independent inverters. These Schmitt-trigger devices contain six independent inverters.

This data selector/multiplexer provides full binary decoding to select one of eight data sources. The strobe (G) input must be at a low logic level to enable the inputs. A high level at the strobe terminal forces the W output high and the Y output low. This data selector/multiplexer provides... Read More

Each of these data selectors/multiplexers contains inverters and drivers to supply full binary decoding data selection to the AND-OR gates. Separate strobe (G) inputs are provided for each of the two 4-line sections. Each of these data selectors/multiplexers contains inverters and drivers to supply full binary decoding data selection to... Read More

The ’AC163 devices are 4-bit binary counters. These synchronous, presettable counters feature an internal carry look-ahead for application in high-speed counting designs. Synchronous operation is provided by having all flip-flops clocked simultaneously so that the outputs change, coincident with each other, when instructed by the count-enable (ENP, ENT) inputs and... Read More

The ’AC164 and ’ACT164 are 8-bit serial-in/parallel-out shift registers with asynchronous reset that utilize Advanced CMOS Logic technology. The ’AC164 and ’ACT164 are 8-bit serial-in/parallel-out shift registers with asynchronous reset that utilize Advanced CMOS Logic technology.

The AC device contains two independent 4-input NAND gates. This device performs the Boolean function Y = (A • B • C • D)\ or Y = A\ + B\ + C\ + D\ in positive logic. The AC device contains two independent 4-input NAND gates. This device performs the... Read More

These octal buffers and line drivers are designed specifically to improve the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. These octal buffers and line drivers are designed specifically to improve the performance and density of 3-state memory address drivers, clock drivers, and... Read More

The ’AC245 octal bus transceivers are designed for asynchronous two-way communication between data buses. The control-function implementation minimizes external timing requirements. The devices allow data transmission from the A bus to the B bus or from the B bus to the A bus, depending on the logic level at the... Read More

The CD74AC253 and ’ACT253 dual 4-input multiplexers that utilize Advanced CMOS Logic technology. One of the four sources for each section is selected by the common Select inputs, S0 and S1. When the Output Enable (1OE\ or 2OE\) is HIGH, the output is in the high-impedance state. The CD74AC253 and... Read More

The ’AC280 and ’ACT280 are 9-bit odd/even parity generator/checkers that utilize Advanced CMOS Logic technology. Both even and odd parity outputs are available for checking or generating parity for words up to nine bits long. Even parity is indicated (E output to any input of an additional ’AC280, ’ACT280 parity... Read More

The ’AC283 and ’ACT283 4-bit binary adders with fast carry that utilize Advanced CMOS Logic technology. These devices add two 4-bit binary numbers and generate a carryout bit if the sum exceeds 15. Because of the symmetry of the add function, this device can be used with either all active-HIGH... Read More

The RCA CDx4AC299 and CD74AC323 and the CDx4ACT299 are 3-state, 8-input universal shift/storage registers with common parallel I/O pins. The RCA CDx4AC299 and CD74AC323 and the CDx4ACT299 are 3-state, 8-input universal shift/storage registers with common parallel I/O pins.

The ’AC32 devices are quadruple 2-input positive-OR gates. These devices perform the Boolean function Y = A • B or Y = A + B in positive logic. The ’AC32 devices are quadruple 2-input positive-OR gates. These devices perform the Boolean function Y = A • B or Y =... Read More

The RCA CDx4AC299 and CD74AC323 and the CDx4ACT299 are 3-state, 8-input universal shift/storage registers with common parallel I/O pins. The RCA CDx4AC299 and CD74AC323 and the CDx4ACT299 are 3-state, 8-input universal shift/storage registers with common parallel I/O pins.