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SA555P

Name: SA555P
Rating: 4.7 (12 reviews)

IC OSC SINGLE TIMER 100KHZ 8-DIP

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仕様

Part Status	Active
Base Product Number	SA555
Type	555 Type, Timer/Oscillator (Single)
Frequency	100kHz
Voltage - Supply	4.5V ~ 16V
Current - Supply	10 mA
Operating Temperature	-40°C ~ 85°C
Package	8-DIP (0.300", 7.62mm)
Supplier Device Package	8-PDIP
Mounting Type	Through Hole
Packaging	Bulk, Tube

概要

Description

The SA555P is a versatile integrated circuit designed for timer, oscillator, and flip-flop applications. It is an evolution of the classic 555 timer, offering enhanced performance and features. The chip can be configured in various modes, including monostable (one-shot) and astable (oscillating) modes, making it suitable for a wide range of applications such as pulse generation, timer circuits, and signal modulation.
Key specifications of the SA555P include a wide supply voltage range (typically 4.5V to 15V), low power consumption, and a temperature range of -40°C to +125°C. It can drive output loads up to 200 mA, making it suitable for controlling motors and relays.
The SA555P is commonly used in electronic projects, hobbyist applications, and commercial products for its reliability and ease of use. Overall, it remains a popular choice for those needing a simple and effective timing solution in circuit design.

Features

The SA555P is a versatile timer IC widely used in various applications. Key features include:
1. Timing Range: It operates in both monostable and astable modes, allowing for timing intervals from microseconds to hours.
2. Voltage Range: The device can function across a supply voltage range of 4.5V to 15V, making it suitable for different systems.
3. Low Power Consumption: With a low quiescent current, it is energy-efficient, ideal for battery-operated devices.
4. Adjustable Duty Cycle: In astable mode, the duty cycle can be easily adjusted by changing the resistor and capacitor values.
5. High Output Drive Capability: It can drive loads up to 200mA, enabling direct control of motors and relays.
6. Temperature Stability: Designed for reliable operation across a wide temperature range.
7. Ease of Use: Simple pin configuration allows for straightforward circuit design.
Due to these features, the SA555P is popular in timer, pulse generation, and oscillator applications.

Package

The SA555P is typically available in a dual in-line package (DIP) format, specifically a 8-pin DIP. It may also come in surface-mount packages like SOIC or TSSOP, depending on the manufacturer.

Pinout

The SA555P is a popular timer IC with a total of 8 pins. Here’s a brief overview of each pin and its function:
1. GND (Pin 1): Ground reference for the circuit.
2. Trigger (Pin 2): Activates the timing interval when a negative pulse is applied.
3. Output (Pin 3): Provides the output signal, either high or low, depending on the timing configuration.
4. Reset (Pin 4): Resets the timer when a low signal is applied, overriding the trigger.
5. Control Voltage (Pin 5): Modifies the timing interval; typically connected to ground through a capacitor for noise immunity.
6. Threshold (Pin 6): Monitors the voltage level to determine when to switch states (timing).
7. Discharge (Pin 7): Discharges the timing capacitor to ground when the output switches to low.
8. VCC (Pin 8): Supply voltage for the IC, typically between 4.5V and 15V.
The SA555P is widely used in various applications, including timers, pulse generation, and oscillators.

Manufacturer

The SA555P is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, including analog, digital signal processing (DSP), and microcontrollers. The SA555P is a variation of the classic 555 timer IC, widely used in timer, pulse generation, and oscillator applications. TI is known for its innovation in the electronics industry and serves various sectors, including telecommunications, automotive, industrial, and consumer electronics. The company plays a significant role in advancing technologies, particularly in analog and embedded processing.

Application

The SA555P timer IC is widely used in various applications such as:
1. Astable Multivibrator: For generating clock pulses and oscillations.
2. Monostable Multivibrator: For creating time delays and pulse generation.
3. Timer Circuits: In timing applications like automatic shut-off.
4. Frequency Generator: For signal modulation and frequency synthesis.
5. Pulse Width Modulation (PWM): For controlling motor speed and brightness in LED dimmers.
6. Tone Generation: In sound and audio applications.
Its versatility makes it suitable for both hobbyist and professional projects.

Equivalent

The SA555P chip, a popular timer IC, has several equivalent products, including the NE555, LM555, and TLC555. These variants provide similar functionality for timing, pulse generation, and oscillator applications, with slight differences in specifications such as operating voltage and power consumption. Always check the datasheets for specific requirements.