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SN74HC540PWR
+NomenclatureIC BUFFER INVERT 6V 20TSSOP
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FabricantTexas Instruments
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Pièce fabricant #SN74HC540PWR
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Fiche technique SN74HC540PWR DataSheet
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Package TSSOP (PW)-20
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En stock1726
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74HC |
| ProductStatus | Active |
| LogicType | Buffer, Inverting |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 7.8mA, 7.8mA |
| Voltage-Supply | 2V ~ 6V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-TSSOP (0.173, 4.40mm Width) |
Présentation
Description
Key features of the SN74HC540PWR include:
1. High-Speed Performance: It operates within a wide voltage range of 2V to 6V, suitable for various digital applications.
2. Current Capability: It can sink up to 6mA, facilitating robust signal driving capabilities.
3. 3-State Outputs: This feature allows multiple devices to connect to a common bus without interference, enabling better system integration.
4. Low Power Consumption: The CMOS technology ensures minimal power usage, making it ideal for energy-efficient applications.
5. Noise Immunity: With Schmitt-trigger action inputs, it provides superior noise margins, enhancing reliability in noisy environments.
Typical applications include digital signal processing, microcontroller interfaces, and memory address driving.
Equivalent
Features
1. 3-State Outputs: Can be used for bus-oriented applications.
2. Wide Operating Voltage Range: Works from 2V to 6V.
3. High Output Drive Capability: Can drive up to 15 LSTTL loads.
4. Low Power Consumption: With typical quiescent current of 20 µA.
5. High Noise Immunity: Provides robust operation in noisy environments.
6. Inverting Logic: The outputs invert the input signals.
7. Latch-Up Performance: Meets 100 mA (minimum) per JESD 78, Class II.
8. Temperature Range: Operates from -40°C to 85°C, suitable for commercial and industrial applications.
These features make the SN74HC540PWR suitable for a variety of applications, including memory address drivers, clock drivers, and bus-oriented receivers and transmitters.
Pinout
The device is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package), which is denoted by the "PWR" in its part number. The pin count is therefore 20.
The main function of the SN74HC540PWR is to serve as an octal inverting buffer/driver. This makes it suitable for interfacing between different logic levels or for driving bus lines or other loads. It is designed to have high drive capability and can be used in a variety of applications requiring inverted logic signal outputs. The device features high-speed operation due to its CMOS technology and operates over a wide voltage range.