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74HCT541D
+BOMIC BUF NON-INVERT 5.5V 20SOIC
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제조업체도시바 반도체 및 스토리지
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제조업체 부품 #74HCT541D
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데이터시트 74HCT541D DataSheet
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패키지 SOP-20
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74HCT |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Output Type | 3-State |
| Current - Output High Low | 6mA, 6mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
Key features include:
- 8-bit Buffer/Driver: It provides eight non-inverting buffer/driver outputs.
- 3-State Outputs: Allows outputs to be in one of three states: high, low, or high-impedance, enabling easy connection to bus systems without interference.
- CMOS Technology: Ensures low power consumption and high noise immunity.
- TTL Compatibility: The HCT variant is designed to be compatible with TTL input levels.
- Wide Supply Voltage Range: Operates typically at 5V, making it suitable for a variety of digital circuits.
- High-Speed Operation: Offers fast switching times, suitable for performance-critical applications.
The 74HCT541D is commonly used in digital systems for driving loads or isolating different sections of a circuit to prevent signal degradation.
Equivalent
1. SN74HCT541N by Texas Instruments
2. CD74HCT541E by Texas Instruments
3. MC74HCT541AD by ON Semiconductor
4. TC74HCT541AP by Toshiba
5. 74ACT541 by Fairchild Semiconductor
These chips function similarly in terms of logic and performance, though specific electrical characteristics may vary slightly between manufacturers. Always check datasheets for compatibility in your application.
Features
1. Logic Family: Part of the High-Speed CMOS (HCT) family, compatible with TTL input levels.
2. Pin Configuration: Consists of 8 non-inverting buffers with 3-state outputs, enabling connection to a common bus line without interference.
3. Operating Voltage: Typically operates at a supply voltage range from 4.5V to 5.5V, making it suitable for standard 5V systems.
4. Output Enable: Includes two active-low output enable pins (OE1 and OE2), allowing for flexible control over 3-state outputs.
5. High-Speed Operation: Offers fast switching times for improved performance in high-speed applications.
6. Low Power Consumption: Designed for low static power consumption, enhancing energy efficiency.
7. Temperature Range: Operates across a wide temperature range, typically -40°C to +125°C, suitable for various environments.
8. Package Options: Available in different package types, such as SOIC and PDIP, facilitating diverse design requirements.
These features make the 74HCT541D ideal for use in memory address driving, data bus interfacing, and signal isolation applications.
Pinout
- Pins 1 and 19: Output Enable (OE1 and OE2), active low. Both must be low to enable the outputs.
- Pins 2 to 9: Data inputs (A0 to A7).
- Pins 10 and 20: Ground (GND) and Positive Supply Voltage (VCC), respectively.
- Pins 18 to 11: Data outputs (Y0 to Y7), corresponding to inputs A0 to A7 when outputs are enabled.
The 74HCT541D is typically used for buffering data and driving bus lines, ensuring that signals are transmitted with adequate strength and minimal delay across circuit boards. Its 3-state outputs allow multiple devices to share the same output lines by disabling outputs not in use.