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MC-4564EC727

Features: •67,108,864 words by 72 bits organization (ECC type)•Clock frequency and access time from CLK•Fully Synchronous Dynamic RAM, with all signals referenced to a positive clock edge•Pulsed interface•Possible to assert random column address in every cycle•Q...

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SeekIC No. : 004416066 Detail

MC-4564EC727: Features: •67,108,864 words by 72 bits organization (ECC type)•Clock frequency and access time from CLK•Fully Synchronous Dynamic RAM, with all signals referenced to a positive clo...

MC-4564EC727 Data Sheet

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Part Number:
MC-4564EC727
Supply Ability:
5000

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

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Upload time: 2024/11/27

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Product Details

Description



Features:

• 67,108,864 words by 72 bits organization (ECC type)
• Clock frequency and access time from CLK
• Fully Synchronous Dynamic RAM, with all signals referenced to a positive clock edge
• Pulsed interface
• Possible to assert random column address in every cycle
• Quad internal banks controlled by BA0 and BA1 (Bank Select)
• Programmable burst-length(1, 2, 4, 8 and Full Page)
• Programmable wrap sequence (Sequential / Interleave)
• Programmable /CAS latency (2, 3)
• Automatic precharge and controlled precharge
• CBR (Auto) refresh and self refresh
• All DQs have 10 Ω ±10 % of series resistor
• Single 3.3 V ±0.3 V power supply
• LVTTL compatible
• 4,096 refresh cycles/64 ms
• Burst termination by Burst Stop command and Precharge command
• 168-pin dual in-line memory module (Pin pitch = 1.27 mm)
• Registered type
• Serial PD
• Stacked monolithic technology


Pinout

Connection Diagram


Specifications

Parameter Symbol

 

Conditiongs

 

 Ratings Unit
Voltage on power supply pin relative to GND VCC   0.5 to +4.6V V
Voltage on input pin relative to GND VT   0.5 to +4.6V V
Short circuit output current LO   50 mA
Power dissipation PD   40 W
Operating ambient temperature Tj   150 °C
Storage temperature Tstg   -55 to +150 °C



Description

The MC-4564EC727 is a 67,108,864 words by 72 bits synchronous dynamic RAM module on which 36 pieces of 128 M SDRAM: µPD45128441 are assembled. MC-4564EC727 provides high density and large quantities of memory in a small space without utilizing the surface mounting technology on the printed circuit board. Decoupling capacitors are mounted on power supply line for noise reduction.




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