v54c333322v ETC-unknow, v54c333322v Datasheet - Page 17

• Manufacturer Part Number: v54c333322v
• Description: 200/183/166 Volt Ultra High Performance Sdram Banks 512kbit
• Manufacturer: ETC-unknow

MOSEL VITELIC
6.2 Write Interrupted by a Read
(Burst Length = 4, CAS latency = 2, 3)
7. Burst Write with Auto-Precharge
Burst Length = 2, CAS latency = 2, 3)
V54C333322V Rev. 2.0 May 2000
CLK
COMMAND
CAS latency = 2
CAS latency = 3
I/O’s
CLK
COMMAND
t
CAS latency = 3
t
CAS latency = 2
I/O’s
CK2,
CK3,
I/O’s
I/O’s
T0
BANK A
T0
ACTIVE
NOP
WRITE A
T1
T1
DIN A 0
NOP
DIN A 0
READ B
T2
T2
don’t care
don’t care
NOP
Auto-Precharge
T3
T3
WRITE A
don’t care
NOP
DIN A
DIN A
0
0
17
T4
T4
DOUT B 0
DIN A
NOP
DIN A
NOP
t
t
WR
WR
1
1
Input data must be removed from the I/O’s at least one clock
cycle before the Read dataAPpears on the outputs to avoid
data contention.
T5
T5
*
*
Bank can be reactivated after trp
DOUT B 0
DOUT B 1
NOP
NOP
*
Begin Autoprecharge
T6
T6
t
DOUT B 2
DOUT B 1
RP
NOP
NOP
t
RP
T7
T7
DOUT B 2
DOUT B 3
NOP
NOP
V54C333322V
T8
T8
DOUT B 3
NOP
NOP