MC-45V16AD641 Datasheet, PDF (10/16 Pages) NEC – 16M-WORD BY 64-BIT VirtualChannel SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE

MC-45V16AD641
5 AC characteristics (Foreground to Foreground operation)
Parameter
Symbol
-A 75
MIN. MAX.
READ/WRITE to READ/WRITE Command delay time tCCD
7.5
−
-A 10
Unit Note
MIN. MAX.
10
−
ns
5 AC characteristics (Background to Foreground operation)
(after same channel Prefetch/Restore)
Parameter
Symbol
-A 75
MIN. MAX.
PFC/PFCA/PPF/PPFA to READ/WRITE
Command delay time
PPF/PPFA to READ/WRITE Command delay time
(2nd prefetch channel read write)
ACT(R) to READ/WRITE Command delay time
tPCD
15
−
tPPCD
37.5
−
tRCD
30
−
Note 1. ACT (R) command is ACT command after RST command.
-A 10
Unit Note
MIN. MAX.
20
−
ns
50
−
ns
40
−
ns
1
10
Data Sheet M13823EJ6V0DS00