Transistor-Transistor Logic (TTL) Logic Decoders and Demultiplexers
Description
Transistor-Transistor Logic (TTL) Logic Decoders and Demultiplexers are digital circuits used to convert binary information from input lines to unique output lines. A decoder is a combinational circuit that translates n bits of binary input into a maximum of 2^n distinct output lines. Demultiplexers, on the other hand, take a single input and channel it into one of several outputs, based on additional control inputs.
Working Principle
TTL Logic Decoders work by using a combination of logic gates, such as INVERTER and AND gates, to process binary input signals and produce a corresponding output. The output lines are mutually exclusive, meaning only one output can be active at any given time. This is achieved by generating minterms from the input variables, which ensures that each output line represents a unique combination of inputs. Demultiplexers operate by directing a single input to one of many outputs, determined by additional control signals, effectively distributing the input signal across multiple lines.
Applications
TTL Logic Decoders and Demultiplexers are widely used in digital systems for various applications. Specific examples include data demultiplexing, where a single data stream is split into multiple streams for processing; digital display systems, where binary input is converted to drive display segments; digital-to-analog conversion, where binary data is translated into analog signals; and memory addressing, where specific memory locations are accessed based on binary input.
Advantages over other Logic Decoders and Demultiplexers
TTL Logic Decoders and Demultiplexers offer several advantages over other types of logic families. They are known for their speed and reliability, making them suitable for high-performance applications. TTL circuits are also relatively easy to design and implement, providing a straightforward solution for many digital logic needs.
Limitations
One limitation of TTL Logic Decoders and Demultiplexers is their power consumption, which can be higher compared to other logic families like CMOS. This can be a concern in battery-powered or energy-sensitive applications. Additionally, TTL circuits may not be as scalable as other technologies, limiting their use in very large or complex systems.
Considerations
When selecting TTL Logic Decoders and Demultiplexers, several factors should be considered. Initial costs can vary depending on the complexity and number of inputs and outputs required. Operating expenses may be influenced by power consumption, which is generally higher for TTL circuits. Durability and accuracy are typically high, but regular maintenance and potential replacement costs should be factored into long-term planning. It's also important to consider the specific requirements of the application, such as speed and compatibility with other components in the system.
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 8
from Rochester Electronics
Decoder/Driver, TTL/H/L Series, Inverted Output, TTL, CDIP24 [See More]
- Logic Family: TTL
- Package Type: DIP; CDIP24
- Function: Decoder
from Nexperia B.V.
The 74LVC1G19 is a 1-of-2 decoder/demultiplexer with a common output enable. This device buffers the data on input A and passes it to the outputs 1Y (true) and 2Y (complement) when the enable (E) input signal is LOW. A HIGH E causes both outputs to assume a HIGH state. Inputs can be driven from... [See More]
- Logic Family: TTL; CMOS; CMOS/LVTTL
- Supply Voltage: 1.2V; 1.5V; 1.8V; 2.5V; 3V; 3.3V; 3.6V; 5V; 1.65 - 5.5
- Function: Decoder/Demultiplexer
- Features: ESD Protection
from RS Components, Ltd.
Texas Instruments Complex Function ICs from the 74LS Low Power Schottky Logic Family includes Binary Adders, Magnitude & Identity Comparators and 4-to-7 BCD Decoder/Drivers. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the... [See More]
- Logic Family: TTL
- Package Type: PDIP
- Function: Decoder
- Number of Pins: 16
from Rochester Electronics
Decoder/Driver, TTL/H/L Series, True Output, TTL, CDIP16 [See More]
- Logic Family: TTL
- Package Type: DIP; CDIP16
- Function: Decoder
from Nexperia B.V.
The 74LVC1G19 is a 1-of-2 decoder/demultiplexer with a common output enable. This device buffers the data on input A and passes it to the outputs 1Y (true) and 2Y (complement) when the enable (E) input signal is LOW. A HIGH E causes both outputs to assume a HIGH state. Inputs can be driven from... [See More]
- Logic Family: TTL; CMOS; CMOS/LVTTL
- Supply Voltage: 1.2V; 1.5V; 1.8V; 2.5V; 3V; 3.3V; 3.6V; 5V; 1.65 - 5.5
- Function: Decoder/Demultiplexer
- Features: ESD Protection
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4
from Rochester Electronics
Decoder/Driver, F/FAST Series, Inverted Output, TTL, PDIP16 [See More]
- Logic Family: TTL
- Package Type: DIP; PDIP; PDIP16
- Function: Decoder
from Nexperia B.V.
The 74LVC1G19 is a 1-of-2 decoder/demultiplexer with a common output enable. This device buffers the data on input A and passes it to the outputs 1Y (true) and 2Y (complement) when the enable (E) input signal is LOW. A HIGH E causes both outputs to assume a HIGH state. Inputs can be driven from... [See More]
- Logic Family: TTL; CMOS; CMOS/LVTTL
- Supply Voltage: 1.2V; 1.5V; 1.8V; 2.5V; 3V; 3.3V; 3.6V; 5V; 1.65 - 5.5
- Function: Decoder/Demultiplexer
- Features: ESD Protection
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4; 8
from Rochester Electronics
Decoder/Driver, F/FAST Series, Inverted Output, TTL, PDSO16 [See More]
- Logic Family: TTL
- Package Type: SOP; SOP16
- Function: Decoder
from Nexperia B.V.
The 74LVC1G19 is a 1-of-2 decoder/demultiplexer with a common output enable. This device buffers the data on input A and passes it to the outputs 1Y (true) and 2Y (complement) when the enable (E) input signal is LOW. A HIGH E causes both outputs to assume a HIGH state. Inputs can be driven from... [See More]
- Logic Family: TTL; CMOS; CMOS/LVTTL
- Supply Voltage: 1.2V; 1.5V; 1.8V; 2.5V; 3V; 3.3V; 3.6V; 5V; 1.65 - 5.5
- Function: Decoder/Demultiplexer
- Features: ESD Protection
from RS Components, Ltd.
Advanced Low-Power Schottky Bipolar Logic. Operating Voltage 4.5 to 5.5. Compatibility: Input TTL, Output TTL. Logic Family = ALS. Logic Function = Decoder, Demultiplexer. Demultiplexing Capability = 1-of-8. Number of Elements per Chip = 1. Number of Input Enables per Element = 3. Polarity =... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 8
from Rochester Electronics
Decimal Decoder/Driver, F/FAST Series, Configurable Output, TTL, PDSO20 [See More]
- Logic Family: TTL
- Package Type: SOP; SOP20
- Function: Decoder
from Nexperia B.V.
The 74LVC1G19 is a 1-of-2 decoder/demultiplexer with a common output enable. This device buffers the data on input A and passes it to the outputs 1Y (true) and 2Y (complement) when the enable (E) input signal is LOW. A HIGH E causes both outputs to assume a HIGH state. Inputs can be driven from... [See More]
- Logic Family: TTL; CMOS; CMOS/LVTTL
- Supply Voltage: 1.2V; 1.5V; 1.8V; 2.5V; 3V; 3.3V; 3.6V; 5V; 1.65 - 5.5
- Function: Decoder/Demultiplexer
- Features: ESD Protection
from RS Components, Ltd.
Texas Instruments range of Flip-Flops and Latches from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power consumption. Logic... [See More]
- Logic Family: TTL
- Number of Pins: 16
- Package Type: PDIP
- Number of units in IC: 1
from Rochester Electronics
Decoder/Driver, F/FAST Series, Configurable Output, TTL, PDIP20 [See More]
- Logic Family: TTL
- Package Type: DIP; DIP20
- Function: Decoder
from Nexperia B.V.
The 74HC238; 74HCT238 decodes three binary weighted address inputs (A0, A1 and A2) to eight mutually exclusive outputs (Y0 to Y7). The device features three enable inputs (E1 and E2 and E3). Every output will be LOW unless E1 and E2 are LOW and E3 is HIGH. This multiple enable function allows easy... [See More]
- Logic Family: TTL; TTL
- Input Lines: 3
- Function: Decoder/Demultiplexer
- Output Lines: 8
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 10
from Rochester Electronics
DM74LS154 - Decoder/Driver, LS Series, Inverted Output, TTL, PDIP24 [See More]
- Logic Family: TTL
- Package Type: DIP; PDIP; PDIP24
- Function: Decoder
from Nexperia B.V.
The 74HC238; 74HCT238 decodes three binary weighted address inputs (A0, A1 and A2) to eight mutually exclusive outputs (Y0 to Y7). The device features three enable inputs (E1 and E2 and E3). Every output will be LOW unless E1 and E2 are LOW and E3 is HIGH. This multiple enable function allows easy... [See More]
- Logic Family: TTL; TTL
- Input Lines: 3
- Function: Decoder/Demultiplexer
- Output Lines: 8
from RS Components, Ltd.
Texas Instruments Complex Function ICs from the 74LS Low Power Schottky Logic Family includes Binary Adders, Magnitude & Identity Comparators and 4-to-7 BCD Decoder/Drivers. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder
- Output Lines: 10
from Rochester Electronics
54LS139 - Decoder/Driver, LS Series, Inverted Output, TTL (JM38510/30702SFA) - uPACE-LEVEL LOGIC [See More]
- Logic Family: TTL
- Function: Decoder
from Nexperia B.V.
The 74HC238; 74HCT238 decodes three binary weighted address inputs (A0, A1 and A2) to eight mutually exclusive outputs (Y0 to Y7). The device features three enable inputs (E1 and E2 and E3). Every output will be LOW unless E1 and E2 are LOW and E3 is HIGH. This multiple enable function allows easy... [See More]
- Logic Family: TTL; TTL
- Input Lines: 3
- Function: Decoder/Demultiplexer
- Output Lines: 8
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4; 8
from Rochester Electronics
Decimal Decoder/Driver, TTL/H/L Series, Inverted Output, TTL, CDIP16 [See More]
- Logic Family: TTL
- Package Type: DIP; DIP16
- Function: Decoder
from Nexperia B.V.
The 74HC154; 74HCT154 is a 4-to-16 line decoder/demultiplexer. It decodes four binary weighted address inputs (A0 to A3) to sixteen mutually exclusive outputs (Y0 to Y15). The device features two input enable (E0 and E1) inputs. A HIGH on either of the input enables forces the outputs HIGH. The... [See More]
- Logic Family: TTL; TTL
- Input Lines: 4
- Function: Decoder/Demultiplexer
- Output Lines: 16
from RS Components, Ltd.
Advanced Low-Power Schottky Bipolar Logic. Operating Voltage 4.5 to 5.5. Compatibility: Input TTL, Output TTL. Logic Family = ALS. Logic Function = Decoder, Demultiplexer. Demultiplexing Capability = 1-of-4. Number of Elements per Chip = 2. Number of Input Enables per Element = 1. Polarity =... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4
from Rochester Electronics
Decoder/Driver, F/FAST Series, Configurable Output, TTL, PDIP20 [See More]
- Logic Family: TTL
- Package Type: DIP; PDIP; PDIP20
- Function: Decoder
from Nexperia B.V.
The 74HC154; 74HCT154 is a 4-to-16 line decoder/demultiplexer. It decodes four binary weighted address inputs (A0 to A3) to sixteen mutually exclusive outputs (Y0 to Y15). The device features two input enable (E0 and E1) inputs. A HIGH on either of the input enables forces the outputs HIGH. The... [See More]
- Logic Family: TTL; TTL
- Input Lines: 4
- Function: Decoder/Demultiplexer
- Output Lines: 16
from RS Components, Ltd.
Texas Instruments Complex Function ICs from the 74LS Low Power Schottky Logic Family includes Binary Adders, Magnitude & Identity Comparators and 4-to-7 BCD Decoder/Drivers. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the... [See More]
- Logic Family: TTL
- Package Type: SOIC
- Function: Decoder
- Number of Pins: 16
from Rochester Electronics
Decoder/Driver, TTL [See More]
- Logic Family: TTL
- Package Type: DIP; DIP
- Function: Decoder
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4; 8
from Rochester Electronics
Decimal Decoder/Driver, LS Series, Inverted Output, TTL, PDSO16 [See More]
- Logic Family: TTL
- Package Type: SOIC; SOIC16
- Function: Decoder
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 10
from Rochester Electronics
Decimal Decoder/Driver, LS Series, Inverted Output, TTL, CQCC20 [See More]
- Logic Family: TTL
- Package Type: LCC20
- Function: Decoder
from RS Components, Ltd.
Texas Instruments Complex Function ICs from the 74LS Low Power Schottky Logic Family includes Binary Adders, Magnitude & Identity Comparators and 4-to-7 BCD Decoder/Drivers. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder
- Output Lines: 10
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Package Type: PDIP
- Function: Decoder
- Number of Pins: 16
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 8
from RS Components, Ltd.
The HCS series of KeeLoq encoders/decoders work with Ir or RF transmitter and receiver devices to make secure 3- or 4-button wireless remote control systems. Applications: Automotive RKE systems, Automotive alarm systems, Automotive immobilizers, Gate & garage door openers, Identity tokens, Burglar... [See More]
- Logic Family: TTL; CMOS
- Number of Pins: 18
- Package Type: PDIP
- Operating Temperature: -40 to 85
from RS Components, Ltd.
HCTL-2022 quadrature decoder/counter ic - Standard Logic - Decoders & Demultiplexers [See More]
- Logic Family: TTL; CMOS
- Number of Pins: 20
- Package Type: PDIP
- Operating Temperature: -40 to 100
from RS Components, Ltd.
Advanced Low-Power Schottky Bipolar Logic. Operating Voltage 4.5 to 5.5. Compatibility: Input TTL, Output TTL. Logic Family = ALS. Logic Function = Decoder, Demultiplexer. Demultiplexing Capability = 1-of-8. Number of Elements per Chip = 1. Number of Input Enables per Element = 3. Polarity =... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 8
from RS Components, Ltd.
Advanced Low-Power Schottky Bipolar Logic. Operating Voltage 4.5 to 5.5. Compatibility: Input TTL, Output TTL. Logic Family = ALS. Logic Function = Decoder, Demultiplexer. Demultiplexing Capability = 1-of-4. Number of Elements per Chip = 2. Number of Input Enables per Element = 1. Polarity =... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4
from RS Components, Ltd.
Texas Instruments Complex Function ICs from the 74LS Low Power Schottky Logic Family includes Binary Adders, Magnitude & Identity Comparators and 4-to-7 BCD Decoder/Drivers. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the... [See More]
- Logic Family: TTL
- Package Type: SOIC
- Function: Decoder
- Number of Pins: 16
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 4; 8
from RS Components, Ltd.
Texas Instruments range of Decoders, Multiplexers and Demultiplexers from the 74LS Family of Low Power Schottky Logic ICs. The 74LS Family use bipolar junction technology coupled with Schottky diode clamps to achieve operating speeds equal to the original 74TTL family but with much lower power... [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 8
from RS Components, Ltd.
3 to 8 Decoder/Demultiplexer PDIP16 - Standard Logic - Decoders & Demultiplexers [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder; Demultiplexer; Decoder/Demultiplexer
- Output Lines: 8
from Acme Chip Technology Co., Limited
BCD-to-Decimal Decoders/Drivers [See More]
- Logic Family: TTL
- Operating Temperature: -55 to 125
from Lansdale Semiconductor, Inc.
The 54S00/74S00 series of product is fabricated with a non-saturating Schottky clamped transistor technique. This family of TTL product consists of very high performance and high power devices. [See More]
- Logic Family: TTL
- Input Lines: 1
- Function: Decoder/Demultiplexer
- Output Lines: 8
from Data Delay Devices, Inc.
Features: TTL input & outputs. 14 pins DIP. Data rates to 25 MB/S. Self syncronizing within one BIT time. [See More]
- Logic Family: TTL
- Supply Voltage: 5V
- Function: Decoder
- Package Type: DIP
from Utmel Electronic Limited
IC 3-8 LINE DECODE/DEMUX 16-SOIC [See More]
- Logic Family: TTL; TTL
- Supply Voltage: 5V; 5V
- Function: Decoder; Decoder/Demultiplexer
- Package Type: SOIC; 16-SOIC (0.154, 3.90mm Width)
from Utmel Electronic Limited
IC DECODER/DEMUX 2-4 16-SOIC [See More]
- Logic Family: TTL; TTL
- Input Lines: 2; 0ther; 2
- Function: Decoder; Decoder/Demultiplexer
- Supply Voltage: 5V; 5V
from Utmel Electronic Limited
IC DECODER/DEMUX DUAL 2-4 16SO [See More]
- Logic Family: TTL; TTL
- Input Lines: 2; 0ther; 2
- Function: Decoder; Decoder/Demultiplexer
- Supply Voltage: 5V; 5V
from Utmel Electronic Limited
IC DECODER/DMUX DUAL 1-4 16-DIP [See More]
- Logic Family: TTL; TTL
- Input Lines: 2; 0ther; 2
- Function: Decoder
- Output Lines: 4; Other; 4