sm5907af Seiko NPC Corp., sm5907af Datasheet - Page 28

• Manufacturer Part Number: sm5907af
• Description: Compression And Non Compression Type Shock-proof Memory Controller
• Manufacturer: Seiko NPC Corp.

DRAM read timing (NRAS, NCAS, NCAS2, NCAS3, NWE, A0 to A10, D0 to D3)
Read timing (with single DRAM)
Read timing (with double DRAMs)
(DRAM1 SELECT)
(DRAM2 SELECT)
NCAS2, NCAS3
NCAS1
A0 to A10
D0 to D3
A0 to A10
(READ)
D0 to D3
(READ)
NWE
NRAS
NCAS
NRAS
NWE
t
t
RADS
RADS
t
t
RADH
RADH
t
t
t
RCD
RCD
RCD
t
t
CADS
CADS
t
OEL
SM5907AF
t
t
RASL
RASL
t
t
t
CASL
CASL
CASL
t
t
t
t
CADH
CRDS
CADH
CRDS
t
t
CRDH
CRDH
NIPPON PRECISION CIRCUITS-28
t
t
RASH
RASH
t
t
t
CASH
CASH
CASH