hm5216805 Renesas Electronics Corporation., hm5216805 Datasheet - Page 36

• Manufacturer Part Number: hm5216805
• Description: 16 M Lvttl Interface Sdram 100 Mhz/83 Mhz 1-mword 8-bit 2-bank/2-mword 4-bit 2-bank - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

HM5216805 Series, HM5216405 Series
Bank active command interval
Same bank: The interval between the two bank-active commands must be no less than t
In the case of different bank-active commands: The interval between the two bank-active commands
must be no less than t
Bank active to bank active for same bank
Bank active to bank active for different bank
36
BS (A11)
Command
Address
(A0-A10)
CLK
Command
Address
(A0-A10)
BS (A11)
CLK
Bank 0
ACTV
ROW
Active
RRD
.
ROW:0
Bank 0
ACTV
Active
t
RRD
t
RC
Bank 1
ROW:1
Active
ACTV
Bank 0
ACTV
ROW
Active
RC
.