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SN74AC374DWR
+StücklisteIC FF D-TYPE SNGL 8BIT 20SOIC
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HerstellerTexas Instruments
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Herstellerteil #SN74AC374DWR
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Datenblatt SN74AC374DWR DataSheet
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Auf Lager4505
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74AC |
| ProductStatus | Active |
| Function | Standard |
| Type | D-Type |
| OutputType | Tri-State, Non-Inverted |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| ClockFrequency | 155 MHz |
| MaxPropagationDelay@VMaxCL | 8ns @ 5V, 50pF |
| TriggerType | Positive Edge |
| Current-OutputHighLow | 24mA, 24mA |
| Voltage-Supply | 2V ~ 6V |
| Current-Quiescent(Iq) | 4 µA |
| InputCapacitance | 4.5 pF |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 20-SOIC |
Übersicht
Description
Key features of the SN74AC374DWR include a wide supply voltage range from 2 to 6 volts, making it suitable for various applications. It offers a high-speed operation with typical propagation delays in the range of 5.5 ns at 5 V, allowing for efficient data storage and transfer operations. The 3-state outputs can be set to a high-impedance state, which allows multiple devices to share a common bus line without interference.
The SN74AC374DWR is housed in a 20-pin SOIC (Small Outline Integrated Circuit) package, which is ideal for surface-mount applications. It is widely used in applications requiring data storage, data transfer, and interface applications in digital systems.
Equivalent
1. 74HC374 - NXP, ON Semiconductor, and others
2. 74AHC374 - Nexperia
3. CD74ACT374 - Texas Instruments
4. MC74AC374 - ON Semiconductor
These are octal D-type flip-flops with similar logic functions and pin configurations but may vary in power supply range and switching characteristics. Always verify compatibility with your specific application requirements.
Features
1. High-Speed Performance: The device supports high-speed data transfer and has typical propagation delays, making it suitable for fast applications.
2. 3-State Outputs: The 3-state outputs allow for multiplexing and bus-driving applications, providing flexibility in system design.
3. Positive-Edge Triggered: It captures input data on the rising edge of the clock signal, ensuring precise data synchronization.
4. Wide Supply Voltage Range: Operates over a wide voltage range, typically from 2V to 6V, accommodating various power supply configurations.
5. Low Power Consumption: Designed for low power usage, it is suitable for battery-operated devices.
6. High Drive Capability: Can source or sink considerable current, making it suitable for driving LED displays or other high-current loads.
7. Input and Output Clamping: Includes diode clamps on inputs and outputs for enhanced protection against electrostatic discharge and voltage spikes.
These features make the SN74AC374DWR ideal for applications requiring reliable data storage and transfer in digital systems.
Pinout
Key functions:
- Inputs: Eight data input pins (D0-D7) to receive data, a clock input (CLK) for synchronizing data transfer, and an output enable pin (OE) for controlling the 3-state outputs.
- Outputs: Eight data output pins (Q0-Q7) that reflect the state of the flip-flops.
Each flip-flop captures and transfers data from the input to the output on the rising edge of the clock signal when the output is enabled. The 3-state outputs allow multiple devices to share a common data bus. The SN74AC374DWR is typically used in applications requiring temporary data storage, data synchronization, and interfacing with other digital systems.
Manufacturer
Application
1. Data Storage and Transfer: It temporarily holds data and ensures synchronized data transfer between different parts of a system.
2. Bus Systems: It can be used in bus systems for buffering and interfacing data lines due to its tri-state capability.
3. Microprocessor Systems: Facilitates communication and data management between CPU and peripheral devices.
4. Data Latching: Useful in digital circuits for capturing and holding data until it is needed for processing.
5. Control Systems: It helps maintain the state of a system or process control during operation.