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K4D261638E

Features: • 2.5V + 5% power supply for device operation• 2.5V + 5% power supply for I/O interface• SSTL_2 compatible inputs/outputs• 4 banks operation• MRS cycle with address key programs-. Read latency 3, 4 (clock)-. Burst length (2, 4 and 8)-. Burst type (sequential...

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SeekIC No. : 004382679 Detail

K4D261638E: Features: • 2.5V + 5% power supply for device operation• 2.5V + 5% power supply for I/O interface• SSTL_2 compatible inputs/outputs• 4 banks operation• MRS cycle with a...

K4D261638E Data Sheet

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Part Number:
K4D261638E
Supply Ability:
5000

Price Break

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

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Product Details

Description



Features:

• 2.5V + 5% power supply for device operation
• 2.5V + 5% power supply for I/O interface
• SSTL_2 compatible inputs/outputs
• 4 banks operation
• MRS cycle with address key programs
-. Read latency 3, 4 (clock)
-. Burst length (2, 4 and 8)
-. Burst type (sequential & interleave)
• All inputs except data & DM are sampled at the positive
going edge of the system clock
• Differential clock input
• No Wrtie-Interrupted by Read Function
• 2 DQS's ( 1DQS / Byte )
• Data I/O transactions on both edges of Data strobe
• DLL aligns DQ and DQS transitions with Clock transition
• Edge aligned data & data strobe output
• Center aligned data & data strobe input
• DM for write masking only
• Auto & Self refresh
• 32ms refresh period (4K cycle)
• 66pin TSOP-II
• Maximum clock frequency up to 350MHz
• Maximum data rate up to 700Mbps/pin


Pinout

Connection Diagram


Specifications

Symbol Symbol Value Unit
Voltage on any pin relative to Vss VIN, VOUT -0.5 ~ 3.6 V
Voltage on VDD supply relative to Vss VDD -1.0 ~ 3.6 V
Voltage on VDD supply relative to Vss VDDQ -0.5 ~ 3.6 V
Storage temperature TSTG -55 ~ +150 °C
Power dissipation PD 2.0 W
Short circuit current IOS 50 mA
Note :
Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded.
Functional operation should be restricted to recommended operating condition.
Exposure to higher than recommended voltage for extended periods of time could affect device reliability.


Description

The K4D261638E is 134,217,728 bits of hyper synchronous data rate Dynamic RAM organized as 4 x 2,097,152 words by 16 bits, fabricated with SAMSUNG's high performance CMOS technology. Synchronous features with Data Strobe allow extremely high performance up to 1.4GB/s/chip. I/O transactions are possible on both edges of the clock cycle. Range of operating frequencies, programmable burst length and programmable latencies allow the device to be useful for a variety of high performance memory system applications.




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