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SN74LS629DRG4
+BOMIC OSC DUAL VCO 20MHZ 16-SOIC
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #SN74LS629DRG4
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데이터시트 SN74LS629DRG4 DataSheet
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사양
| 속성 | 가치 |
| Supplier | Texas Instruments |
| Package | Tape & Reel (TR) |
| 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 (0.154, 3.90mm Width) |
| SupplierDevicePackage | 16-SOIC |
개요
Description
Key features include a wide frequency range, low power consumption, and compatibility with TTL logic levels. It operates from a single power supply, typically 5V, and offers both buffered and unbuffered outputs, allowing for flexible integration into digital systems. The device is housed in a surface-mount package, making it suitable for modern, high-density circuit boards.
The "DRG4" suffix indicates that this part is RoHS-compliant, lead-free, and comes in a tape and reel packaging format, which is convenient for automated assembly processes. The SN74LS629DRG4 is valued for its reliability and ease of use in designing frequency-dependent applications.
Equivalent
Features
1. Voltage-Controlled Oscillation: It can generate frequencies that are controlled by an external voltage, making it versatile for applications requiring frequency modulation.
2. Dual Oscillators: The IC contains two separate oscillators, allowing for two independent frequency outputs.
3. Wide Frequency Range: It offers a broad frequency range, making it suitable for various timing and signal generation applications.
4. TTL Compatible: The SN74LS629DRG4 is compatible with TTL (Transistor-Transistor Logic) levels, ensuring easy integration with other TTL-based components.
5. Stability: It provides stable frequency output over a variety of conditions, important for precision applications.
6. Temperature Range: It operates effectively over a wide temperature range, enhancing its suitability for different environmental conditions.
7. Package Type: The "DRG4" suffix indicates it is available in a surface-mount package, facilitating compact and efficient PCB design.
These features make the SN74LS629DRG4 suitable for use in communications, signal processing, and frequency synthesis applications.
Pinout
Key functions of the SN74LS629 include:
- It serves as a voltage-controlled oscillator, which means it generates an oscillating signal whose frequency is determined by an external control voltage.
- The frequency of oscillation can be adjusted using external resistors and capacitors connected to the device.
- It is used in applications that require precise frequency control, such as phase-locked loops (PLLs), tone generators, and clock generation circuits.
The specific functions of each pin would be detailed in the datasheet, but generally include power supply pins, ground, output pins, and control voltage input, among others. For precise pin assignments and detailed operation, consulting the device's datasheet is recommended.
Manufacturer
Application
1. Communication Systems: Used for signal generation, frequency modulation, and phase-locked loops (PLLs).
2. Instrumentation: Provides precise timing and frequency control in test equipment.
3. Signal Processing: Utilized in generating clock signals and timing sequences.
4. Embedded Systems: Offers frequency control for microcontroller-based applications.
5. Consumer Electronics: Used in audio and video equipment for signal tuning and synchronization.
Its ability to generate stable oscillation frequencies makes it suitable for various frequency control applications.