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LMK04832NKDT
+NomenclatureIC JITTER CLEANER 64WQFN
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FabricantTexas Instruments
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Pièce fabricant #LMK04832NKDT
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Package WQFN-64
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En stock5745
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Jitter Cleaner |
| PLL | Yes |
| Input | Clock |
| Output | CML, HSDS, LCPECL, LVCMOS, LVDS, LVPECL |
| Ratio-Input:Output | 3:14 |
| Differential-Input:Output | Yes/Yes |
| Frequency-Max | 3.255GHz |
| Divider/Multiplier | Yes/No |
| Voltage-Supply | 3.15V ~ 3.45V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 64-WFQFN Exposed Pad |
Présentation
Description
The LMK04832NKDT offers flexibility in configuration through its programmable on-chip VCOs and low-noise PLLs, which help reduce jitter and phase noise. The device also includes features such as holdover, automatic/manual clock switching, and glitch-free start-up to ensure reliable operation in complex systems. It comes in a compact package suitable for space-constrained designs and is equipped with SPI/I2C interfaces for easy integration and control. Its robust performance and versatility make it a valuable component in applications requiring precise timing solutions.
Equivalent
1. Analog Devices AD9528: A dual loop clock generator with integrated VCOs.
2. Microchip's ZL30250: A versatile clock conditioner and jitter attenuator.
3. Silicon Labs' Si5345: A low-jitter clock generator with multi-frequency outputs.
These alternatives offer similar functionalities such as jitter cleaning, multiple outputs, and frequency synthesis. However, ensure to check detailed specifications for compatibility with your specific application.
Features
1. Ultra-Low Jitter: It offers excellent jitter performance, making it suitable for high-frequency applications.
2. Frequency Synthesizer: The device includes two integrated PLLs for precise frequency synthesis.
3. Clock Distribution: It supports multiple outputs, allowing for the distribution of up to 14 clock signals.
4. Programmable Outputs: The outputs can be individually programmed for different formats such as LVDS, LVPECL, or LVCMOS.
5. Flexibility: It supports various input and output frequency ranges, providing flexibility in system design.
6. Device Control Interface: It includes a SPI interface for easy configuration and control.
7. Power Supply: Operates on a 3.3V power supply, with some outputs capable of operating at 1.8V.
8. Phase Adjustment: Features digital and analog delay adjustments for each output.
These features make the LMK04832NKDT suitable for applications requiring clock jitter cleaning and precision clock distribution, such as telecommunications and high-speed data converters.
Pinout
The primary function of the LMK04832 is to serve as a high-performance clock conditioner with features such as jitter cleaning, clock distribution, and clock generation. It is part of the LMK048xx family known for providing low phase noise and precision timing solutions. This device is commonly used in applications that require precise timing and synchronization, such as telecommunications, data centers, and high-speed data acquisition systems.
Its main features include multiple PLLs (Phase-Locked Loops) for jitter cleaning and frequency synthesis, a flexible clock output configuration, and support for a range of input and output frequencies. The LMK04832 allows for complex clocking architectures with numerous outputs that can be individually configured, making it suitable for diverse applications that demand stringent clock performance and reliability.
Manufacturer
Application
1. Telecommunications: Provides clocking solutions in network equipment for better synchronization and reduced jitter.
2. Data Centers: Ensures reliable and precise clock distribution in servers and storage systems.
3. Test and Measurement Equipment: Delivers accurate timing for scopes, analyzers, and other precision instruments.
4. Wireless Infrastructure: Supports base stations and radio systems with precise timing for better signal integrity.
5. Broadcast Video: Ensures timing accuracy in audio-video sync and distribution equipment.
These applications benefit from its low phase noise and flexible frequency synthesis capabilities.