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256MB

Features: • Power supply : Vdd: 2.5V ± 0.2V, Vddq: 2.5V ± 0.2V• Double-data-rate architecture; two data transfers per clock cycle• Bidirectional data strobe(DQS)• Differential clock inputs(CK and CK)• DLL aligns DQ and DQS transition with CK transition• Programm...

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SeekIC No. : 004217373 Detail

256MB: Features: • Power supply : Vdd: 2.5V ± 0.2V, Vddq: 2.5V ± 0.2V• Double-data-rate architecture; two data transfers per clock cycle• Bidirectional data strobe(DQS)• Differentia...

256MB Data Sheet

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Part Number:
256MB
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: 2024/11/21

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Product Details

Description



Features:

• Power supply :   Vdd:  2.5V ± 0.2V, Vddq:  2.5V ± 0.2V
• Double-data-rate architecture; two data transfers per clock cycle
• Bidirectional data strobe(DQS)
• Differential clock inputs(CK and CK)
• DLL aligns  DQ and DQS transition with CK transition
• Programmable Read latency  2, 2.5 (clock)
• Programmable  Burst length (2, 4, 8)
• Programmable  Burst type (sequential & interleave)
• Edge aligned data output, center aligned data input
• Auto & Self refresh, 7.8us refresh interval(8K/64ms refresh)
• Serial presence detect with EEPROM
• PCB : Height 1,250 (mil), single (128MB, 256MB), double (512MB) sided 


Specifications

Parameter Symbol Value Unit
Voltage on any pin relative to VSS VIN, VOUT -0.5 ~ 3.6 V
Voltage on VDD & VDDQ supply relative to VSS VDD, VDDQ -1.0 ~ 3.6 V
Storage temperature TSTG -55 ~ +150 °C
Power dissipation PD 1.5 * # of component W
Short circuit current IOS 50 mA



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