NA555DG4

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NA555DG4

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IC OSC SGL TIMER 100KHZ 8-SOIC

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規格

屬性 價值
Supplier Texas Instruments
Package Tube
ProductStatus Discontinued at Digi-Key
Type 555 Type, Timer/Oscillator (Single)
Frequency 100kHz
Voltage-Supply 4.5V ~ 16V
Current-Supply 10 mA
OperatingTemperature -40°C ~ 105°C
Package/Case 8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 8-SOIC

概述

Description

The NA555DG4 is a precision timer integrated circuit (IC) belonging to the 555 timer family, widely used in electronics for generating precise time delays or oscillations. Manufactured by Texas Instruments, it is a variant of the standard 555 timer with enhanced specifications and performance. Key features of the NA555DG4 include high stability, low power consumption, and the ability to operate in various modes such as monostable, astable, and bistable, making it versatile for diverse applications.
This timer operates at a wide voltage range, typically from 4.5V to 16V, with a maximum output current of 200mA. The chip can generate accurate time delays ranging from microseconds to hours, depending on the external resistor and capacitor values connected to it. The NA555DG4 is commonly used in timer applications, pulse-width modulation (PWM), frequency generation, and sequential timing circuits.
Packaged in various forms, including the standard 8-pin DIP and SOIC, the NA555DG4 is a reliable choice for both hobbyists and professional engineers designing timing and waveform generation circuits.

Equivalent

The NA555DG4 is a precision timer IC. Its equivalent products include the NE555, LM555, and SE555. These are all general-purpose timer ICs that can be used in various applications like oscillators, timers, and pulse generation. They are widely available from multiple manufacturers and are typically pin-compatible, making them suitable substitutes in most circuits where a 555 timer IC is required.

Features

The NA555DG4 is a precision timer IC that is part of the 555 timer family, commonly used for generating precise time delays or oscillation. Key features include:
1. Operating Voltage: It can operate on a wide voltage range from 4.5V to 16V, making it versatile for various applications.

2. Timing: The timing is accurate and controlled by external resistors and capacitors, allowing for high precision in setting time intervals.
3. Low Power Consumption: This model is designed for low power consumption, which is beneficial for battery-operated devices.
4. Temperature Stability: It offers stable operation over a wide temperature range, typically from -40°C to 85°C.
5. Output Compatibility: The output can drive TTL loads and is capable of sourcing or sinking 200 mA of current.
6. Astable and Monostable Operation: It can be configured in both astable and monostable modes, suitable for various applications like pulse generation, timers, and flip-flops.
7. Package Options: Available in DIP, SOIC, and other packages, providing flexibility for design considerations.
These features make the NA555DG4 ideal for a wide range of timing and oscillator applications.

Pinout

The NA555DG4 is a precision timer IC, a variant of the popular 555 timer. It typically comes in an 8-pin dual in-line package (DIP). Here's a brief overview of its pin functions:
1. Ground (GND): Pin 1 is connected to the ground of the circuit.
2. Trigger (TRIG): Pin 2 is the input pin for triggering the timer with a low voltage.
3. Output (OUT): Pin 3 provides the output signal. It can be used to drive other components.
4. Reset (RESET): Pin 4 is used to reset the timer. It is active low, and typically connected to VCC if not used.
5. Control Voltage (CTRL): Pin 5 allows adjustment of the threshold and trigger levels via an external voltage.
6. Threshold (THRES): Pin 6 is connected to the capacitor and is used to reset the flip-flop when it reaches 2/3 VCC.
7. Discharge (DISCH): Pin 7 is connected to the capacitor discharge path.
8. Supply Voltage (VCC): Pin 8 is connected to the positive supply voltage.
The NA555DG4 can be used in various applications such as monostable, astable, and bistable modes, providing timing delays and pulse generation.

Manufacturer

The NA555DG4 is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide array of electronic devices. TI is one of the largest semiconductor companies in the world and is known for its focus on developing analog chips and embedded processors, which are essential components in consumer electronics, automotive, industrial, and communications equipment. The company was founded in 1930 and has a long history of innovation in electronics, contributing significantly to advancements in technology with its wide range of products.

Application

The NA555DG4 is a precision timer IC used in various timing applications. It is commonly employed in pulse generation, time delay, and oscillator circuits. Specific applications include:
1. Monostable Operations: For generating precise time delays or single pulse events.
2. Astable Operations: Used in creating square wave signals for clock generation or pulse width modulation (PWM).
3. Sequential Timing Circuits: Controls sequential operations in electronic devices.
4. LED/Lamp Flashers: Used in blinking light applications.
5. Frequency Divider: Helps in dividing frequency for signal processing tasks.
6. Tone Generation: Used in audio alert systems.
Overall, the NA555DG4 is versatile for both analog and digital timing functions in consumer electronics, automotive, and industrial applications.

Package

The NA555DG4 is a type of timer IC, and its package type is SOIC-8 (Small Outline Integrated Circuit with 8 pins).