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RC7144

Features: • Employs Fairchild's proprietary Spread Spectrum Technology• Reduces measured EMI by as much as 10dB• Supports up to 150MHz ¥ I2C programmable• Two copies of CPU clock with one free running• One copy 24MHz clock• One copy 48MHz clock• One co...

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SeekIC No. : 004472650 Detail

RC7144: Features: • Employs Fairchild's proprietary Spread Spectrum Technology• Reduces measured EMI by as much as 10dB• Supports up to 150MHz ¥ I2C programmable• Two copies of C...

RC7144 Data Sheet

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Part Number:
RC7144
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/5/13

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Product Details

Description



Features:

• Employs Fairchild's proprietary Spread Spectrum
  Technology
• Reduces measured EMI by as much as 10dB
• Supports up to 150MHz
  ¥ I2C programmable
• Two copies of CPU clock with one free running
• One copy 24MHz clock
• One copy 48MHz clock
• One copy IOAPIC
• Two copy REF 14.318MHz clock (3.3V)
• Six copies PCI clock
• Thirteen copies of SDRAM clock with one free running
• PCI/CPU stop capability




Pinout

Connection Diagram


Specifications

Symbol Parameter Ratings Units
VDD, VIN Voltage on any pin with respect to ground -0.5 to 7.0 V
TSTG Storage Temperature -65 to 150
TB Ambient Temperature -55 to 125
TA Operating Temperature 0 to 70
ESDPROT Input ESD Protection 2 (min) KV



Description

The RC7144 is a clock synthesizer for motherboard applications. It meets the requirements for the 133MHz 13x/zx chipset. The clock frequencies can be set with the 4 select pins or can be set via the I2C interface.




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