參數(shù)資料
型號(hào): HM514260C
廠商: Hitachi,Ltd.
英文描述: 262,144-word x 16-bit Dynamic Random Access Memory
中文描述: 262,144字× 16位動(dòng)態(tài)隨機(jī)存取存儲(chǔ)器
文件頁(yè)數(shù): 11/27頁(yè)
文件大?。?/td> 260K
代理商: HM514260C
HM514260C, HM51S4260C Series
11
Read-Modify-Write Cycle
HM514260C, HM51S4260C
-6/-6R
-7
-8
Parameter
Symbol Min
Max
Min
Max
Min
Max
Unit Notes
Read-modify-write cycle time
RAS
to
WE
delay time
CAS
to
WE
delay time
Column address to
WE
delay time
OE
hold time from
WE
t
RWC
t
RWD
t
CWD
t
AWD
t
OEH
150
180
200
ns
80
95
105
ns
10
35
45
45
ns
10
50
60
65
ns
10, 13
15
20
20
ns
Refresh Cycle
HM514260C, HM51S4260C
-6/-6R
-7
-8
Parameter
CAS
setup time (CBR refresh cycle)
CAS
hold time (CBR refresh cycle)
RAS
precharge to
CAS
hold time
CAS
precharge time in normal mode
Symbol Min
Max
Min
Max
Min
Max
Unit Note
t
CSR
t
CHR
t
RPC
t
CPN
10
10
10
ns
19
10
10
10
ns
20
10
10
10
ns
19
10
10
10
ns
22
Fast Page Mode Cycle
HM514260C, HM51S4260C
-6/-6R
-7
-8
Parameter
Symbol Min
Max
Min
Max
Min
Max
Unit Notes
Fast page mode cycle time
Fast page mode
CAS
precharge time
Fast page mode
RAS
pulse width
Access time from
CAS
precharge
t
PC
t
CP
t
RASC
t
ACP
40
45
50
ns
10
10
10
ns
22
100000
100000
100000 ns
12
35
40
45
ns
3, 13,
20
RAS
hold time from
CAS
precharge
t
RHCP
t
CPW
35
40
45
ns
Fast page mode read-modify-write cycle
CAS
precharge to
WE
delay time
55
65
70
ns
Fast page mode read-modify-write cycle
time
t
PCM
80
95
100
ns
相關(guān)PDF資料
PDF描述
HM51S4260CTT-8 262,144-word x 16-bit Dynamic Random Access Memory
HM514260CJ-6 262,144-word x 16-bit Dynamic Random Access Memory
HM51S4260CJ-6 262,144-word x 16-bit Dynamic Random Access Memory
HM514260CJ-6R 262,144-word x 16-bit Dynamic Random Access Memory
HM51S4260CJ-6R 262,144-word x 16-bit Dynamic Random Access Memory
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HM514260CJ-6 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:262,144-word x 16-bit Dynamic Random Access Memory
HM514260CJ-6R 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:262,144-word x 16-bit Dynamic Random Access Memory
HM514260CJ7 制造商:Hitachi 功能描述: 制造商:Texas Instruments 功能描述:Dynamic RAM, Fast Page, 256K x 16, 40 Pin, Plastic, SOJ
HM514260CJ-7 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:262,144-word x 16-bit Dynamic Random Access Memory
HM514260CJ-8 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:262,144-word x 16-bit Dynamic Random Access Memory