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SN74HC273NSR
+BOMIC FF D-TYPE SINGLE 8-BIT 20-SO
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #SN74HC273NSR
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데이터시트 SN74HC273NSR DataSheet
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사양
| 속성 | 가치 |
| Series | 74HC |
| Part Status | Active |
| Base Product Number | 74HC273 |
| Function | Master Reset |
| Type | D-Type |
| Output Type | Non-Inverted |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Clock Frequency | 60 MHz |
| Max Propagation Delay @ V, Max CL | 27ns @ 6V, 50pF |
| Trigger Type | Positive Edge |
| Current - Output High, Low | 5.2mA, 5.2mA |
| Voltage - Supply | 2V ~ 6V |
| Current - Quiescent (Iq) | 8 µA |
| Input Capacitance | 3 pF |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 20-SO |
| Package | 20-SOIC (0.209", 5.30mm Width) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
개요
Description
This IC is part of the 74HC series and complies with the JEDEC standard, ensuring compatibility with TTL logic levels. It supports a maximum input frequency of around 77 MHz, making it suitable for high-speed applications. The direct clear input allows for quick reset of all outputs to a low state, providing effective control in various logic operations. The SN74HC273NSR is typically housed in a small-outline integrated circuit (SOIC) package, facilitating compact circuit designs. Its versatility makes it useful in applications like digital data processing, memory control, and communication systems.
Equivalent
1. 74HC273: From various manufacturers like NXP, ON Semiconductor, and STMicroelectronics.
2. CD74HC273: From Texas Instruments.
3. MM74HC273: From Fairchild Semiconductor.
4. MC74HC273: From ON Semiconductor.
These parts share similar functionalities and performance characteristics, making them suitable replacements. Always check datasheets for compatibility regarding pin configuration, voltage ratings, and timing specifications.
Features
1. High-speed CMOS Technology: Delivers fast switching times and low power consumption.
2. Eight D-type Flip-flops: Each flip-flop is edge-triggered and incorporates a direct clear (CLR) input.
3. Positive-edge Triggering: Data at the D inputs is transferred to the Q outputs on the positive edge of the clock pulse.
4. Asynchronous Clear: The CLR input can reset all the Q outputs to low independent of the clock.
5. Wide Operating Voltage: Functions over a range of 2V to 6V.
6. High Noise Immunity: Provides robust performance in noisy environments.
7. Tri-state Outputs: Allows for the connection of multiple outputs to a common bus line.
8. Standard Pin Configuration: Compatible with standard D-type flip-flop pinouts.
Ideal for applications requiring data storage, data transfer, and sequencing logic, the SN74HC273NSR offers reliable performance in digital circuits.
Pinout
Here is a brief overview of the pin functions:
1. VCC: Power supply pin.
2. GND: Ground pin.
3. Pins 1-8, 19-20: Data input pins (D0-D7).
4. Pins 9-16: Corresponding outputs (Q0-Q7) for each data input.
5. Pin 17: Clock input (CLK), triggers data transfer on the rising edge.
6. Pin 18: Asynchronous clear input (CLR), which resets all outputs to low when activated.
This device is used in applications requiring data storage or data transfer, such as registers and memory units, and operates over a wide voltage range, making it versatile for various digital applications.