EDJ1108BABG, EDJ1116BABG
T0
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11 T12
T13
CK
/CK
Command*3
Address*4
NOP
tCCD
NOP
WRIT
WRIT
tWR
tBL = 4 clocks
tWTR
Bank
Col n
Bank
Col b
tWPRE
tWPST
tWPRE
tWPST
DQS, /DQS
DQ*2
Din Din Din Din
n+1 n+2 n+3
Din Din Din Din
b+1 b+2 b+3
n
b
WL = 5
WL = 5
Notes: 1. BC4, WL = 5 (CWL = 5, AL = 0)
2. Din n (or b) = data-in from column n (or column b).
VIH or VIL
3. NOP commands are shown for ease of illustration; other commands may be valid at these times.
4. BC4 setting activated by either MR0 bit [A1, A0] = [0, 1] and A12 = 0 during WRIT command at T0 and T4.
WRITE (BC4) to WRITE (BC4)
T0
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11 T12
T13
T14
CK
/CK
Command*3
Address*4
WRIT
READ
NOP
NOP
tWTR
Bank
Col n
Bank
Col b
tWPRE
tWPST
DQS, /DQS
DQ*2
Din Din Din Din Din Din Din Din
n+1 n+2 n+3 n+4 n+5 n+6 n+7
n
WL = 5
RL = 5
Notes: 1. RL = 5 (CL = 5, AL = 0), WL = 5 (CWL = 5, AL = 0)
2. Din n = data-in from column n; DOUT b = data-out from column b.
VIH or VIL
3. NOP commands are shown for ease of illustration; other commands may be valid at these times.
4. BL8 setting activated by MR0 bit [A1, A0] = [0, 0] or MR0 bit [A1, A0] = [0, 1] and A12 = 1 during WRIT command at T0.
READ command at T13 can be either BC4 or BL8 depending on MR0 bit [A1, A0] and A12 status at T13.
WRITE (BL8) to READ (BC4/BL8)
Data Sheet E1248E40 (Ver. 4.0)
113
ELPIDA [ ELPIDA MEMORY ]
