Overview
The SN74LS175NSR is a high-performance quad D-type flip-flop integrated circuit manufactured by Texas Instruments. This component is part of the 74LS series, known for its reliability and efficiency in digital logic applications. Designed for surface-mount technology, it is housed in a 16-SOIC package, making it suitable for compact and high-density PCB designs. The SN74LS175NSR is widely used in applications requiring data storage, signal synchronization, and sequential logic operations, making it a versatile choice for industrial, automotive, and consumer electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Series | 74LS | - | - |
| Function | Master Reset | - | - |
| Type | D-Type | - | - |
| Output Type | Differential | - | - |
| Number of Elements | 1 | - | - |
| Bits per Element | 4 | - | - |
| Clock Frequency | 40 | MHz | - |
| Propagation Delay | 25 | ns | @ 5V, 15pF |
| Trigger Type | Positive Edge | - | - |
| Output Current (High, Low) | 400µA, 8mA | - | - |
| Supply Voltage | 4.75 - 5.25 | V | - |
| Quiescent Current | 18 | mA | - |
| Operating Temperature | 0 - 70 | °C | - |
| Mounting Type | Surface Mount | - | - |
| Package/Case | 16-SOIC | - | 5.30mm wide |
Key Features
- Quad D-type flip-flop with master reset functionality.
- High-speed operation with a clock frequency of up to 40MHz.
- Low power consumption with a quiescent current of 18mA.
- Differential output for noise immunity and signal integrity.
- Wide operating temperature range (0°C to 70°C) for versatile applications.
- Compact 16-SOIC package for space-constrained designs.
Applications
The SN74LS175NSR is ideal for a variety of applications, including data storage systems, signal synchronization circuits, and sequential logic operations. Its robust design and high performance make it suitable for use in industrial automation, automotive electronics, and consumer electronics. Specific applications include shift registers, counters, and state machines, where reliable data handling and timing are critical.
Q & A
1. What is the operating voltage range of the SN74LS175NSR?
The operating voltage range is 4.75V to 5.25V.
2. What is the maximum clock frequency supported?
The maximum clock frequency is 40MHz.
3. What is the propagation delay of the SN74LS175NSR?
The propagation delay is 25ns at 5V and 15pF load.
4. What is the output current capability?
The output current is 400µA for high and 8mA for low.
5. What is the package type of the SN74LS175NSR?
It comes in a 16-SOIC package.
6. What is the operating temperature range?
The operating temperature range is 0°C to 70°C.
7. Is the SN74LS175NSR suitable for surface-mount applications?
Yes, it is designed for surface-mount technology.
8. What is the function of the master reset in this IC?
The master reset allows all flip-flops to be reset to a known state simultaneously.
9. How many flip-flops are integrated into the SN74LS175NSR?
It integrates four D-type flip-flops.
10. What are the typical applications of this IC?
Typical applications include shift registers, counters, and state machines.
