Texas Instruments SN74LVC2G74YEAR
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- SN74LVC2G74YEAR
- Texas Instruments
- IC FF D-TYPE SNGL 1BIT 8DSBGA
- Logic - Flip Flops
- SN74LVC2G74YEAR Datasheet
- 8-XFBGA, DSBGA
- Tape & Reel (TR)
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Lead free / RoHS Compliant - 25580
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- 1 year quality assurance 》
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What is SN74LVC2G74YEAR
Texas Instruments Part Number SN74LVC2G74YEAR（Logic - Flip Flops）, developed and manufactured by Texas Instruments, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
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SN74LVC2G74YEAR Specifications
- Part NumberSN74LVC2G74YEAR
- CategoryLogic - Flip Flops
- ManufacturerTexas Instruments
- DescriptionIC FF D-TYPE SNGL 1BIT 8DSBGA
- PackageTape & Reel (TR)
- Series74LVC
- TypeD-Type
- Voltage - Supply1.65V ~ 5.5V
- Operating Temperature-40°C ~ 85°C (TA)
- Mounting TypeSurface Mount
- Package / Case8-XFBGA, DSBGA
- Supplier Device Package8-XFBGA, DSBGA
- FunctionSet(Preset) and Reset
- Output TypeComplimentary
- Current - Quiescent (Iq)10 µA
- Number of Elements1
- Current - Output High, Low32mA, 32mA
- Clock Frequency140 MHz
- Trigger TypePositive Edge
- Number of Bits per Element1
- Max Propagation Delay @ V, Max CL5.4ns @ 5V, 50pF
- Input Capacitance5 pF
Application of SN74LVC2G74YEAR
SN74LVC2G74YEAR Datasheet
SN74LVC2G74YEAR Datasheet , Tape & Reel (TR),74LVC,D-Type,1.65V ~ 5.5V,-40°C ~ 85°C (TA),Surface Mount,8-XFBGA, DSBGA,8-XFBGA, DSBGA,Set(Preset) and Reset,Complimentary,10 µA,1,32mA, 32mA,140 MHz,Positive Edge,1,5.4ns @ 5V, 50pF,5 pF
SN74LVC2G74YEAR Classification
Logic - Flip Flops
FAQ about Logic - Flip Flops
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1. What is a logic trigger?
A logic trigger is a logic component with memory and storage functions, mainly used in digital circuits.
Definition and basic concepts
A logic trigger is a logic component with two stable output states, usually represented as 0 and 1 of a binary signal. Under the stimulation of an external input signal, the output state of the trigger will change, but after the input signal disappears, the trigger will maintain the state before the signal disappears, that is, it has a memory function.
Types and functions
There are mainly the following types of logic triggers:
RS trigger: It consists of two NAND gates and has the functions of setting 0 and setting 1, as well as the holding function. When the input terminal S (Set) is low and R (Reset) is high, the trigger is set to 0; when S is high and R is low, the trigger is set to 1; when both S and R are high, the trigger maintains the current state.
Synchronous RS trigger: Two NAND gates and a clock pulse terminal CP are added to the basic RS trigger to synchronously change the state under the control of the clock pulse.
What is a trigger in digital logic design?
A flip-flop is a logic component with memory function, which can change its output state under the stimulation of external input signals, usually expressed as 0 and 1 of binary signals. The flip-flop has two stable states: set (SET) and reset (RESET), and the state transition can be controlled by controlling the frequency and phase of the clock signal.
Types of flip-flops
There are many types of flip-flops, including:
Basic RS flip-flop: with set and reset functions.
Master-slave flip-flop: state transition is achieved through the combination of master flip-flop and slave flip-flop.
Maintain blocking flip-flop: keep the state unchanged during the clock pulse to prevent flip-flop.
D flip-flop: trigger state change on the rising or falling edge of the clock pulse.
JK flip-flop: with set, reset and hold functions, suitable for more complex logic operations.
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2. Are triggers made of logic gates?
Triggers are not made of logic gates, but of logic gate circuits. The basic structure of a trigger is composed of a combination of logic gates, usually derived from an SR latch. Triggers can handle the mutual influence between input, output signals and timing pulses, have a memory function, and can be used to store binary data and memorize information.
Definition and function of triggers
A trigger is a tool for performing automated operations in a database. It is a special stored procedure that monitors changes in database tables and automatically triggers a series of operations when specific conditions are met. Triggers are often used to implement business rules or constraints, such as limiting the insertion, update, or deletion of specific data, or automatically recording information for each data modification. -
3. What are the applications of triggers?
The application of triggers in databases mainly includes the following aspects:
Data integrity maintenance: Triggers can be used to maintain data integrity. For example, in an order system, when inserting a new order, a trigger can be used to check whether the inventory is sufficient. If the inventory is insufficient, the order is rejected and a corresponding prompt is given. In addition, triggers can also ensure that the values of certain fields are within a specific range. When data is inserted or updated, the trigger checks whether these values meet the requirements and takes corresponding measures if they do not.
Data synchronization: Triggers can be used for data synchronization. When the data in one table changes, triggers can automatically update the data in other related tables to maintain data consistency. For example, in a customer information management system, when the customer's basic information table changes, triggers can synchronously update the customer's contact information table and other related tables.
Audit tracking: Triggers can be used for audit tracking. By recording the operation history of a specific table, including who performed what operation and when, this is very useful for systems that require data auditing, such as financial systems, enterprise resource management systems, etc.
Complex business logic processing: In some complex business scenarios, triggers can automatically execute complex business logic when data changes without tedious processing at the application level. For example, in a points system, when a user completes a specific operation (such as purchasing an item), the trigger can automatically calculate and update the user's points based on the purchase amount.
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