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HB54A2568KN-10B中文资料PDF规格书
HB54A2568KN-10B规格书详情
Description
The HB54A2568KN is Double Data Rate (DDR) SDRAM Module, mounted 256M bits DDR SDRAM (HM5425161BTT) sealed in TSOP package, and 1 piece of serial EEPROM (2k bits EEPROM) for Presence Detect (PD). The HB54A2568KN is organized as 16M × 64 × 2 bank mounted 8 pieces of 256M bits DDR SDRAM.
Features
• 200-pin socket type package (dual lead out)
- Outline: 67.6mm (Length) × 31.75mm (Height) × 3.80mm (Thickness)
- Lead pitch: 0.6mm
• 2.5V power supply (VCC)
• SSTL-2 interface for all inputs and outputs
• Clock frequency: 133 MHz (max) (-A75B/B75B) : 100 MHz (max) (-10B)
• Data inputs, outputs and DM are synchronized with DQS
• 4 banks can operate simultaneously and independently (Component)
• Burst read/write operation
• Programmable burst length: 2, 4, 8
- Burst read stop capability
• Programmable burst sequence
- Sequential
- Interleave
• Start addressing capability
- Even and Odd
• Programmable /CAS latency (CL): 2, 2.5
• 8192 refresh cycles: 7.8µs (8192row /64ms)
• 2 variations of refresh
- Auto refresh
- Self refresh
产品属性
- 型号:
HB54A2568KN-10B
- 制造商:
ELPIDA
- 制造商全称:
Elpida Memory
- 功能描述:
256MB DDR SDRAM S.O.DIMM