Manufacturer Part Number
CDCU877ARHAT
Manufacturer
Texas Instruments
Introduction
The CDCU877ARHAT is a specialized clock/timing device designed for specific applications related to DDR2 memory systems.
Product Features and Performance
Integrated Phase-Locked Loop (PLL) technology
Supports DDR2 memory
Operates with SSTL-18 inputs and outputs
Provides a 1:10 input to output ratio
Features differential input and output
Maximum operating frequency of 400MHz
Supports a voltage supply range from 1.7V to 1.9V
Designed for surface mount technology
Product Advantages
Enhanced clock signal integrity for DDR2 applications
High output frequency range suitable for advanced memory systems
Compact 40-VFQFN exposed pad package for reduced space requirements
Key Technical Parameters
PLL: Yes
Main Purpose: Memory, DDR2
Input/Output Type: SSTL-18
Ratio Input:Output: 1:10
Differential Input:Output: Yes/Yes
Frequency Max: 400MHz
Voltage Supply: 1.7V ~ 1.9V
Operating Temperature Range: -40°C ~ 85°C
Quality and Safety Features
Operates reliably over a wide temperature range from -40°C to 85°C
Built-in differential signaling for robust data integrity
Compatibility
Specifically designed for use with DDR2 memory applications
Application Areas
Used in systems requiring precise clock timing solutions for DDR2 memory modules
Product Lifecycle
Currently listed with an active product status, not nearing discontinuation
Future replacements or upgrades might be available
Several Key Reasons to Choose This Product
High frequency support up to 400MHz ideal for modern DDR2 memory
Integrated PLL for better timing accuracy and system stability
Low voltage operation reducing power consumption
Compact and efficient packaging suitable for modern electronic designs
Reliable performance across extreme temperature conditions
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