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50QMA
50QMA
N/B Maintenance
N/B Maintenance
• JEDEC standard 1.8V I/O (SSTL_18-compatible)
• Differential data strobe (DQS,DQS#) option
• Four-bit prefetch architecture
• Differential clock input (CK,CK#)
• Command entered on each rising CK edge
• DQS edge-aligned with data for Reads
• DQS center-aligned with data for Writes
• Duplicate output strobe (RDQS) option for x8 configuration
• DLL to align DQ and DQS transitions with CK
• Four internal banks for concurrent operation
• Data mask (DM) for masking write data
• Programmable CAS Latency (CL) : 2,3,4 and 5
• Posted CAS additive latency (AL) : 0,1,2,3 and 4
• Write latency = Read latency – 1
t
CK
MiTac Secret
Confidential Document