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SN74HCT541DWR
+NomenclatureIC BUF NON-INVERT 5.5V 20SOIC
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FabricantTexas Instruments
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Pièce fabricant #SN74HCT541DWR
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Package SOIC (DW)-20
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En stock7313
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74HCT |
| ProductStatus | Active |
| LogicType | Buffer, Non-Inverting |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 6mA, 6mA |
| Voltage-Supply | 4.5V ~ 5.5V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.295, 7.50mm Width) |
Présentation
Description
Key features of the SN74HCT541DWR include:
1. Logic Compatibility: It is TTL-compatible, making it suitable for interfacing with TTL logic circuits.
2. High-Speed Operation: The device can operate at a high speed, supporting fast data transfer rates.
3. 3-State Outputs: The 3-state outputs allow multiple outputs to connect to a common bus, reducing the number of required I/O pins.
4. Low Power Consumption: Designed with CMOS technology, it offers low power dissipation.
5. Wide Voltage Range: It supports a wide power supply voltage range, enhancing its versatility.
6. Compact Package: Available in a 20-pin SOIC (Small Outline Integrated Circuit) package, it is suitable for space-constrained applications.
The SN74HCT541DWR is ideal for buffering memory-address lines, clock signals, or other high-frequency data in digital systems.
Equivalent
1. 74ACT541 series (e.g., 74ACT541PC) by various manufacturers.
2. 74AHCT541 series by Nexperia or Diodes Incorporated.
3. MC74HCT541 by ON Semiconductor.
4. TC74HCT541 by Toshiba.
Ensure to check the datasheet for exact specifications and pin compatibility when considering substitutes.
Features
1. Operating Voltage Range: 4.5 V to 5.5 V.
2. High Noise Immunity: CMOS technology ensures high noise immunity.
3. 3-State Outputs: Facilitates bus line driving, reducing power consumption and minimizing bus contention.
4. Low Power Consumption: Features low static power dissipation.
5. Input Compatibility: TTL-compatible input thresholds accommodate lower voltage levels.
6. Propagation Delay: Fast switching speeds with typical propagation delays.
7. Output Drive Capacity: Can drive up to 15 LSTTL loads.
8. Pin Configuration: 20-pin SOIC (Small Outline Integrated Circuit) package.
9. Temperature Range: Supports operation over a wide temperature range, typically 0°C to 70°C for commercial variants.
10. Enable/Disable Function: Two active-low output enable pins provide control over the outputs.
11. Applications: Used in memory address driving, clock buffer applications, and data bus interfacing.
These features make the SN74HCT541DWR suitable for use in a wide range of digital electronics applications where buffering and signal driving are required.
Pinout
Pin Count: 20 pins
Pin Functions:
1. VCC (Pin 20): Power supply.
2. GND (Pin 10): Ground.
3. OE1, OE2 (Pins 1, 19): Output Enable pins. When either is low, the outputs are enabled; when high, outputs are in high-impedance state.
4. A1-A8 (Pins 2-9): Data inputs.
5. Y1-Y8 (Pins 18, 17, 16, 15, 14, 13, 12, 11): Data outputs corresponding to the inputs A1-A8.
The device is used primarily for driving bus lines and buffering memory address registers. It operates over a wide voltage range and is compatible with TTL (Transistor-Transistor Logic) logic levels, making it suitable for interfacing with various digital systems.
Manufacturer
Application
1. Microcontroller/Microprocessor Systems: It buffers and drives signals to different parts of the system, ensuring data integrity.
2. Memory Addressing: It helps manage data flow between memory and processing units.
3. Data Bus Isolation: Provides isolation and signal conditioning for data buses, reducing load and interference.
4. Signal Level Translation: Converts signal levels between different voltage domains.
5. Peripheral Interface: Connects peripheral devices requiring stronger drive capabilities.
Its high-speed, low-power consumption, and compatibility with TTL logic make it suitable for various digital applications.