HB54A2568KN Overview
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. Read and write operations are performed at the cross points of the CK and the /CK.
HB54A2568KN Key Features
- 200-pin socket type package (dual lead out) Outline: 67.6mm (Length) × 31.75mm (Height) × 3.80mm (Thickness) Lead pi
- 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 (ponent)
- 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