參數(shù)資料
型號(hào)： HM5212805F
廠商： Hitachi,Ltd.
英文描述： 128M LVTTL interface SDRAM(128M LVTTL 接口同步DRAM)
中文描述： 128M的LVTTL接口的SDRAM（128M的LVTTL接口同步的DRAM）
文件頁(yè)數(shù)： 13/63頁(yè)
文件大小： 858K
代理商： HM5212805F
HM5212165F/HM5212805F-75/A60/B60
13
Current state
CS
RAS
CAS
WE
Address
Command
Operation
Row active
H
×
×
×
×
×
×
DESL
NOP
L
H
H
H
NOP
NOP
L
H
H
L
BST
NOP
L
H
L
H
BA, CA, A10 READ/READ A
Begin read
L
H
L
L
BA, CA, A10 WRIT/WRIT A
Begin write
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
Precharge
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Read
H
×
×
×
×
×
×
DESL
Continue burst to end
L
H
H
H
NOP
Continue burst to end
L
H
H
L
BST
Burst stop to full page
Continue burst read to
CAS
latency and New read
L
H
L
H
BA, CA, A10 READ/READ A
L
H
L
L
BA, CA, A10 WRIT/WRIT A
Term burst read/start write
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
Term burst read and
Precharge
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
Read with auto-
precharge
H
×
×
×
×
DESL
Continue burst to end and
precharge
L
H
H
H
×
NOP
Continue burst to end and
precharge
L
H
H
L
×
BST
ILLEGAL
L
H
L
H
BA, CA, A10 READ/READ A
ILLEGAL*
4
L
H
L
L
BA, CA, A10 WRIT/WRIT A
ILLEGAL*
4
L
L
H
H
BA, RA
ACTV
Other bank active
ILLEGAL on same bank*
3
L
L
H
L
BA, A10
PRE, PALL
ILLEGAL*
4
L
L
L
H
×
REF, SELF
ILLEGAL
L
L
L
L
MODE
MRS
ILLEGAL
相關(guān)PDF資料
PDF描述
HM5212165F 128M LVTTL interface SDRAM(128M LVTTL 接口同步DRAM)
HM5225165BTT-75 256M LVTTL interface SDRAM 133 MHz/100 MHz 4-Mword 】 16-bit 】 4-bank/8-Mword 】 8-bit 】 4-bank /16-Mword 】 4-bit 】 4-bank PC/133, PC/100 SDRAM
HM5225805BLTT-A6 256M LVTTL interface SDRAM 133 MHz/100 MHz 4-Mword 】 16-bit 】 4-bank/8-Mword 】 8-bit 】 4-bank /16-Mword 】 4-bit 】 4-bank PC/133, PC/100 SDRAM
HM5225405B-B6 256M LVTTL interface SDRAM 133 MHz/100 MHz 4-Mword 】 16-bit 】 4-bank/8-Mword 】 8-bit 】 4-bank /16-Mword 】 4-bit 】 4-bank PC/133, PC/100 SDRAM
HM5225405BLTT-75 POT 20K OHM 9MM HORZ NO BUSHING
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HM5212805FLTD-75 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M LVTTL interface SDRAM 133 MHz/100 MHz 2-Mword × 16-bit × 4-bank/4-Mword × 8-bit × 4-bank PC/133, PC/100 SDRAM
HM5212805FLTD-A60 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:128M LVTTL interface SDRAM 133 MHz/100 MHz 2-Mword X 16-bit X 4-bank/4-Mword X 8-bit X 4-bank PC/133, PC/100 SDRAM
HM5212805FLTD-B60 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:128M LVTTL interface SDRAM 133 MHz/100 MHz 2-Mword X 16-bit X 4-bank/4-Mword X 8-bit X 4-bank PC/133, PC/100 SDRAM
HM5212805FTD-75 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M LVTTL interface SDRAM 133 MHz/100 MHz 2-Mword × 16-bit × 4-bank/4-Mword × 8-bit × 4-bank PC/133, PC/100 SDRAM
HM5212805FTD-A60 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:128M LVTTL interface SDRAM 133 MHz/100 MHz 2-Mword X 16-bit X 4-bank/4-Mword X 8-bit X 4-bank PC/133, PC/100 SDRAM
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