Manufacturer Part Number
CDCUA877ZQLR
Manufacturer
Texas Instruments
Introduction
CDCUA877ZQLR is a clock/timing application-specific integrated circuit designed for memory, specifically DDR2 applications. It integrates a phase-locked loop (PLL) to generate clock signals used to synchronize memory operations.
Product Features and Performance
Equipped with a PLL for precise clock generation
Designed for DDR2 memory applications
Supports SSTL-18 input and output signaling
Capable of 1:10 input to output ratio
Differential input and output for improved signal integrity
Maximum operating frequency up to 410MHz
Wide supply voltage range from 1.7V to 1.9V
Operating temperature range from -40°C to 85°C
Surface mount 52-VFBGA package for compact PCB design
Product Advantages
High precision clock generation improves DDR2 memory performance
Differential signaling enhances data integrity and reduces noise
Wide operating temperature range ensures reliability in varied environmental conditions
Compact package size assists in space-saving PCB designs
Key Technical Parameters
PLL: Yes
Main Purpose: Memory, DDR2
Input/Output: SSTL-18
Ratio Input:Output: 1:10
Differential Input:Output: Yes/Yes
Frequency Max: 410MHz
Voltage Supply: 1.7V ~ 1.9V
Operating Temperature: -40°C ~ 85°C
Package / Case: 52-VFBGA
Quality and Safety Features
Manufactured to Texas Instruments' high quality and safety standards
Compatibility
Compatible with DDR2 memory applications
Designed for use with SSTL-18 signaling standards
Application Areas
DDR2 memory modules
High-performance computing systems
Desktop and laptop computers
Servers and networking devices
Product Lifecycle
Obsolete status indicates discontinuation
Potential availability of replacements or upgrades should be checked with Texas Instruments
Several Key Reasons to Choose This Product
Designed specifically for DDR2 memory applications, ensuring compatibility and optimal performance
Integrated PLL for precise and stable clock signals
High maximum operating frequency supports high-speed memory operations
Differential I/O improves signal integrity and reduces susceptibility to noise
Texas Instruments' reputation for quality and reliability
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