EDJ1108BABG, EDJ1116BABG
T0
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13 T14
CK
/CK
Command*3
Address*4
READ
READ
NOP
NOP
tCCD
Bank
Col n
Bank
Col b
tRPST
tRPRE
tRPRE
tRPST
DQS, /DQS
DQ*2
Dout Dout Dout Dout
Dout Dout Dout Dout Dout Dout Dout Dout
b+1 b+2 b+3 b+4 b+5 b+6 b+7
n
n+1 n+2 n+3
b
RL = 5
RL = 5
VIH or VIL
Notes: 1. RL = 5 (CL = 5, AL = 0).
2. Dout n (or b) = data-out from column n (or column b).
3. NOP commands are shown for ease of illustration; other commands may be valid at these times.
4. BC4 setting activated by MR0 bit [A1, A0] = [0, 1] and A12 = 0 during READ command at T0.
BL8 setting activated by MR0 bit [A1, A0] = [0, 1] and A12 = 1 during READ command at T4.
READ (BC4) to READ (BL8) OTF
T0
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13 T14 T15
CK
/CK
Command*3
READ
WRIT
NOP
NOP
tWR
tBL = 4 clocks
READ to WRIT command delay = RL + tCCD/2 + 2tCK − WL
tWTR
Address*4
Bank
Col n
Bank
Col b
tRPST
tWPST
tWPRE
tRPRE
DQS, /DQS
DQ*2
Dout Dout Dout Dout
n+1 n+2 n+3
Din Din Din Din
Din Din Din
Din
n
b
b+1 b+2 b+3 b+4 b+5 b+6 b+7
RL = 5
WL = 5
VIH or VIL
Notes: 1. RL = 5 (CL = 5, AL = 0), WL = 5 (CWL = 5, AL = 0).
2. Dout n = data-out from column n , Din b= data-in from column b.
3. NOP commands are shown for ease of illustration; other commands may be valid at these times.
4. BC4 setting activated by MR0 bit [A1, A0] = [0, 1] and A12 = 0 during READ command at T0.
BL8 setting activated by MR0 bit [A1, A0] = [0, 1] and A12 = 1 during WRIT command at T4.
READ (BC4) to WRITE (BL8) OTF
Data Sheet E1248E40 (Ver. 4.0)
106
ELPIDA [ ELPIDA MEMORY ]
