آی سی 256Mbit SDRAM K4S561632C

JEDEC standard 3.3V power supply
LVTTL compatible with multiplexed address
Four banks operation
MRS cycle with address key programs
CAS latency (2 & 3)
Burst length (1, 2, 4, 8 & Full page)
Burst type (Sequential & Interleave)
All inputs are sampled at the positive going edge of the system clock.
Burst read single-bit write operation
DQM (x8) & L(U)DQM (x16) for masking
Auto & self refresh
64ms refresh period (4K Cycle)
54pin TSOP II Lead-Free and Halogen-Free package