Click to expand full text
2.3Gb: x18, x36 RLDRAM3 Features
RLDRAM 3
IS49RL18128– 4 Meg x 18 x 16 Banks x 2 Ranks
PRELIMINARY INFORMATION
IS49RL36640– 2Meg x 36 x 16 Banks
Features
• The 2.3Gb (DDP:Dual Die Package) RLDRAM 3 uses ISSI’s 1Gb RLDRAM 3 die.
• 933 MHz DDR operation (1866 Mb/s/ball data rate)
• Organization
– 128 Meg x 18, and 64 Meg x 36 common I/O – 16 banks
• 1.2V center-terminated push/pull I/O
• 2.5V VEXT, 1.35V VDD, 1.2V VDDQ (optional 1.35V VDDQ
for 1866 operation only).
• Reduced cycle time (tRC (MIN) = 8ns)
• SDR addressing
• Programmable READ/WRITE latency (RL/WL) and
burst length
• Data mask for WRITE commands
•
• Fr
x,
DK x#) and output data clocks (QK x, QK x#)
• On-die DLL generates CK edge-aligned data and
Options
• Clock cycle and tRC timing – 1.
IS49RL36640 Datasheet
