SN74LS629NSR

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SN74LS629NSR

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IC OSC DUAL VCO 20MHZ 16SO

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Supplier Texas Instruments,Rochester Electronics, LLC
Package Tape & Reel (TR),Bulk
Series 74LS
ProductStatus Obsolete
Type VCO (Dual)
Frequency 20MHz
Voltage-Supply 4.75V ~ 5.25V
Current-Supply 35 mA
OperatingTemperature 0°C ~ 70°C
Package/Case 16-SOIC (0.209, 5.30mm Width)
SupplierDevicePackage 16-SO

概要

Description

The SN74LS629NSR is a part of the SN74LS series by Texas Instruments, which includes a range of logic devices. Specifically, the SN74LS629NSR is a dual voltage-controlled oscillator (VCO) designed to provide frequency control in a variety of applications. Each of the two VCOs in the SN74LS629NSR can operate independently and is capable of generating frequencies from a few hertz to several megahertz, depending on the external components and input voltages used.
Key features include:
1. Wide Frequency Range: It supports a broad range of frequencies, making it versatile for various applications.
2. Voltage Control: Frequency adjustments are made via an input voltage, which allows for easy integration into systems requiring dynamic frequency tuning.
3. Temperature Stability: Designed to maintain performance across a range of temperatures, which is critical for industrial and commercial applications.
4. Compact Packaging: Comes in a small-outline package (SOP), suitable for space-constrained designs.
Applications typically include signal processing, telecommunications, and any circuit requiring precise frequency generation or modulation.

Equivalent

The SN74LS629NSR is a dual voltage-controlled oscillator (VCO). Equivalent products might include:
1. SN74LS624 from Texas Instruments, which is similar in functionality.
2. MC1648 from ON Semiconductor, offering similar VCO capabilities.
3. CD4046 from Texas Instruments, used in PLL applications that require a VCO.
4. LM566 from Texas Instruments/ON Semiconductor, a general-purpose VCO.
Ensure compatibility by checking voltage, frequency range, and package type.

Features

The SN74LS629NSR is a dual voltage-controlled oscillator (VCO) IC with several key features:
1. Dual Oscillators: Contains two independent VCOs, allowing for flexibility in design and application.
2. Wide Frequency Range: Capable of generating frequencies from 1 Hz to 1 MHz, suitable for various applications.
3. Voltage Control: Frequency is controlled by an external voltage, providing dynamic frequency modulation capabilities.
4. Temperature Compensation: Includes built-in temperature compensation to maintain frequency stability across a range of operating temperatures.
5. TTL Compatibility: Designed for compatibility with TTL logic levels, making it easy to integrate into TTL-based systems.
6. Adjustable Output: Provides adjustable outputs for fine-tuning frequency characteristics.
7. Package Type: Available in an SO (Small Outline) package, offering ease of integration in space-constrained designs.
8. Supply Voltage: Operates at a standard TTL power supply voltage of 5V.
9. Applications: Commonly used in signal generation, phase-locked loops, and frequency modulation applications.
These features make the SN74LS629NSR a versatile choice for frequency control applications in both digital and analog circuits.

Pinout

The SN74LS629NSR is a voltage-controlled oscillator (VCO) IC designed for frequency synthesis applications. It typically comes in a 16-pin package. Here is a concise overview of its pin functions:
1. Pin 1 (GND): Ground connection.
2. Pin 2 (R1): Resistor connection for setting frequency.
3. Pin 3 (C1): Capacitor connection for setting frequency.
4. Pin 4 (VCO IN A): Voltage control input for VCO A.
5. Pin 5 (VCC1): Supply voltage for VCO A.
6. Pin 6 (OUT A): Output for VCO A.
7. Pin 7 (FREQ ADJ A): Frequency adjustment for VCO A.
8. Pin 8 (GND): Ground connection.
9. Pin 9 (FREQ ADJ B): Frequency adjustment for VCO B.
10. Pin 10 (OUT B): Output for VCO B.
11. Pin 11 (VCC2): Supply voltage for VCO B.
12. Pin 12 (VCO IN B): Voltage control input for VCO B.
13. Pin 13 (C2): Capacitor connection for setting frequency.
14. Pin 14 (R2): Resistor connection for setting frequency.
15. Pin 15 (NC): No connection.
16. Pin 16 (GND): Ground connection.
These pins collectively enable dual VCO functionality for applications requiring precise frequency control.

Manufacturer

The manufacturer of the SN74LS629NSR is Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top semiconductor companies worldwide and specializes in developing analog chips and embedded processors. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the electronics industry, providing a wide range of products that serve various markets, including automotive, industrial, personal electronics, communications equipment, and enterprise systems.

Application

The SN74LS629NSR is a voltage-controlled oscillator (VCO) commonly used in communication systems, signal processing, and frequency modulation applications. It is ideal for frequency synthesis, clock generation, and phase-locked loops (PLLs). The device is utilized in digital-to-analog converters (DACs), frequency modulation (FM) tuners, and as a timing element in microprocessors and digital systems. Additionally, it finds applications in data transmission systems, radar, and wireless communication devices, where precise frequency control is crucial. Its versatility and reliability make it suitable for various industrial and consumer electronic devices requiring stable and adjustable frequency generation.

Package

The SN74LS629NSR is a device from Texas Instruments and comes in a SO (Small Outline) package type. Specifically, it is typically available in a 16-pin SOIC (Small Outline Integrated Circuit) package, suitable for surface-mount technology.

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