SN74LS629N

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SN74LS629N

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IC OSC DUAL VCO 20MHZ 16-DIP

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Especificações

Atributo Valor
Supplier Texas Instruments
Package Tube
Series 74LS
ProductStatus Active
Type VCO (Dual)
Frequency 20MHz
Voltage-Supply 4.75V ~ 5.25V
Current-Supply 35 mA
OperatingTemperature 0°C ~ 70°C
Package/Case 16-DIP (0.300, 7.62mm)
SupplierDevicePackage 16-PDIP

Visão Geral

Description

The SN74LS629N is a voltage-controlled oscillator (VCO) integrated circuit from Texas Instruments. It is part of the 74LS series, known for low-power Schottky technology. The SN74LS629N is designed for use in frequency synthesis, modulation, and timing applications. It features two independent VCOs within a single package, each capable of producing frequencies ranging from a few hertz to several megahertz, depending on the external resistors and capacitors used.
The IC operates with a supply voltage range of 4.75V to 5.25V and offers TTL-compatible input and output levels, making it suitable for interfacing with other TTL logic devices. The frequency of oscillation can be controlled by varying the voltage applied to the control voltage input pins. The device is typically packaged in a 16-pin dual in-line package (DIP).
Key features include wide frequency range, linear frequency control, and temperature stability, making the SN74LS629N a versatile choice for various analog and digital applications requiring precise frequency control.

Equivalent

The SN74LS629N is a dual voltage-controlled oscillator (VCO) IC. Equivalent products include:
1. SN74LS628N: Another VCO from the same family with similar specifications.
2. MC1648P: A VCO by ON Semiconductor with comparable features.
3. CD4046B: A phase-locked loop IC by Texas Instruments that includes a VCO, although with different characteristics.
4. NE566: A function generator/VCO by various manufacturers.
Ensure compatibility by checking the specific parameters and requirements of your application.

Features

The SN74LS629N is a voltage-controlled oscillator (VCO) IC commonly used in frequency modulation and signal generation applications. Key features of the SN74LS629N include:
1. Frequency Range: The IC supports a wide frequency range from 1 Hz to 10 MHz, making it versatile for various applications.
2. Voltage Control: It provides a voltage-controlled input that allows for easy frequency modulation by varying the input voltage.
3. Binary Control: Features digital frequency control using binary inputs, enabling precise frequency adjustments.
4. Output Compatibility: Offers both TTL and CMOS compatible outputs, ensuring easy integration with different logic families.
5. Low Power Consumption: The IC is designed for low power consumption, which is beneficial in power-sensitive applications.
6. Temperature Stability: Exhibits good frequency stability across a range of temperatures, enhancing reliability.
7. Package Type: Available in a standard dual in-line package (DIP) for straightforward implementation.
These features make the SN74LS629N suitable for a variety of applications, including waveform generation, communications, and phase-locked loops.

Pinout

The SN74LS629N is a voltage-controlled oscillator (VCO) IC commonly used in frequency synthesis and clock generation applications. It is part of the 74LS series of logic devices. The SN74LS629N comes in a 16-pin dual in-line package (DIP).
Here's a brief overview of its pin functions:
1. Pin 1 (Vcc): Supply voltage.
2. Pin 2 (R1): External resistor connection.
3. Pin 3 (C1): External capacitor connection.
4. Pin 4 (Modulation Input A): Accepts modulation voltage.
5. Pin 5 (Modulation Input B): Accepts modulation voltage.
6. Pin 6 (Capacitor C): External capacitor connection for oscillator frequency.
7. Pin 7 (GND): Ground.
8. Pin 8 (Frequency Control B): Frequency adjustment.
9. Pin 9 (Frequency Control A): Frequency adjustment.
10. Pin 10 (Output B): Frequency output.
11. Pin 11 (Output A): Frequency output.
12. Pin 12 (GND): Ground.
13. Pin 13 (C2): External capacitor connection.
14. Pin 14 (R2): External resistor connection.
15. Pin 15 (Enable B): Enable/disable oscillator.
16. Pin 16 (Enable A): Enable/disable oscillator.
The oscillator frequency is determined by external passive components connected to the R and C pins. Each section of the dual VCO can be controlled independently.

Manufacturer

The SN74LS629N is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. Their products are used in various applications, including industrial, automotive, personal electronics, communications, and enterprise systems. TI is well-known for its innovation in semiconductor technology and for providing robust support and resources to engineers and developers.

Application

The SN74LS629N is a voltage-controlled oscillator (VCO) commonly used in applications requiring frequency modulation or generation. Its typical application areas include frequency synthesis, phase-locked loops (PLLs), and signal modulation/demodulation. It is suitable for applications in communication systems, such as radio transmitters and receivers, where precise frequency control is needed. Additionally, it can be used in tone generation for audio applications and in timing circuits within digital systems. Its ability to produce a stable output frequency, controlled by an input voltage, makes it versatile for various industrial and consumer electronics.

Package

The SN74LS629N is a DIP (Dual In-line Package) type IC. It is part of the 74LS series of logic chips. The "N" in the part number typically denotes a plastic DIP package.

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