Overview
The 74AHC273PW,112 is an octal D-type flip-flop with a master reset, produced by Nexperia USA Inc. This integrated circuit is part of the 74AHC series and is designed for use in a variety of electronic applications. It features positive-edge triggered D-type flip-flops, making it suitable for sequential logic circuits. The device includes clock (CP) and master reset (MR) inputs, allowing for precise control over the flip-flop states. The 74AHC273PW,112 is known for its wide supply voltage range, high noise immunity, and low power dissipation, making it a versatile component in modern electronic designs.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74AHC273PW |
| Package | TSSOP20 (SOT360-1) |
| Supply Voltage (VCC) | 2.0 - 5.5 V |
| Logic Switching Levels | CMOS |
| Output Drive Capability | ± 8 mA |
| Propagation Delay (tpd) | 4.2 ns |
| Maximum Clock Frequency (fmax) | 165 MHz |
| Operating Temperature (Tamb) | -40°C to +125°C |
| Input Capacitance | 3 pF |
| Quiescent Current | 4 µA |
| Trigger Type | Positive Edge |
| Mounting Type | Surface Mount |
Key Features
- Positive-Edge Triggered D-Type Flip-Flops: The device features clock (CP) and master reset (MR) inputs, allowing for precise control over the flip-flop states.
- Wide Supply Voltage Range: Operates from 2.0 to 5.5 V, making it versatile for various applications.
- Overvoltage Tolerant Inputs: Inputs are tolerant up to 5.5 V, enabling use in mixed voltage environments.
- High Noise Immunity: Features Schmitt-trigger actions on all inputs, enhancing noise immunity.
- Low Power Dissipation: CMOS technology ensures low power consumption.
- Balanced Propagation Delays: Ensures consistent timing in sequential logic circuits.
- ESD Protection: Complies with ANSI/ESDA/JEDEC JS-001 class 2 (HBM) and JS-002 class C3 (CDM), exceeding 2000 V and 1000 V respectively.
Applications
The 74AHC273PW,112 is suitable for a wide range of applications across various industries, including:
- Automotive: Used in automotive electronics for sequential logic and control circuits.
- Industrial: Employed in industrial control systems and automation.
- Consumer Electronics: Found in consumer devices requiring sequential logic, such as audio and video equipment.
- Computing and Mobile Devices: Used in computing and mobile devices for memory and microcontroller interfaces.
- Wearables and IoT Devices: Suitable for wearables and IoT devices due to its low power consumption and high noise immunity.
Q & A
- What is the primary function of the 74AHC273PW,112?
The primary function is to act as an octal D-type flip-flop with a master reset, triggered by a positive edge clock signal. - What is the supply voltage range for the 74AHC273PW,112?
The supply voltage range is from 2.0 to 5.5 V. - What type of logic switching levels does the 74AHC273PW,112 support?
The device supports CMOS logic switching levels. - What is the maximum clock frequency for the 74AHC273PW,112?
The maximum clock frequency is 165 MHz. - What is the operating temperature range for the 74AHC273PW,112?
The operating temperature range is from -40°C to +125°C. - Does the 74AHC273PW,112 have ESD protection?
Yes, it complies with ANSI/ESDA/JEDEC JS-001 class 2 (HBM) and JS-002 class C3 (CDM), exceeding 2000 V and 1000 V respectively. - What is the package type for the 74AHC273PW,112?
The package type is TSSOP20 (SOT360-1). - What are the key applications of the 74AHC273PW,112?
It is used in automotive, industrial, consumer electronics, computing, mobile devices, and wearables/IoT devices. - How does the master reset function work on the 74AHC273PW,112?
A LOW on the master reset (MR) input forces the outputs LOW, independently of the clock and data inputs. - What is the quiescent current of the 74AHC273PW,112?
The quiescent current is 4 µA.
