參數(shù)資料
型號(hào): HYE25L256160AC-8*
英文描述: ?256M (16Mx16) 125MHz 2-2-2 Ext. Temp. ?
中文描述: ?256M(16Mx16顯示)125MHz的2-2-2分機(jī)。溫度。 ?
文件頁(yè)數(shù): 27/49頁(yè)
文件大?。?/td> 292K
HYB/E 25L128160AC
128-MBit Mobile-RAM
INFINEON Technologies
27
12/01
7. Burst Write and Read with Auto Precharge
7.1 Burst Write with Auto-Precharge
7.2 Burst Read with Auto-Precharge
CLK
Active
NOP
T0
T1
T2
T3
T4
T5
T6
T7
T8
Command
NOP
NOP
NOP
NOP
DQ's
Bank A
Begin Auto Precharge
Bank can be reactivated after trp
Auto Precharge
DIN A1
DIN A0
DIN A1
DIN A0
CAS Latency = 2:
DQ's
CAS Latency = 3:
WR
t
W R
t
RP
t
RP
t
*
*
Active
NOP
Comm and
NOP
NOP
NOP
NOP
NOP
NOP
Bank A
Write A
Auto Precharge
NOP
Activate
(Burst Length = 2, CAS latency = 2, 3 )
Activate
SPT03721_2
CLK
with AP
NOP
T0
T1
T2
T3
T4
T5
T6
T7
T8
Com mand
DOUT A0
DOUT A1
DOUT A2
DOUT A3
NOP
NOP
NOP
NOP
*
NOP
NOP
NOP
latency = 2
DQ's
DOUT A3
latency = 3
DQ's
DOUT A1
DOUT A0
DOUT A2
(Burst Length = 4, CAS latency = 2, 3)
CAS
CAS
Read A
Bank can be reactivated after trp
Begin Auto Precharge
RP
t
*
*
t
RP
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