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)
文件頁數(shù): 51/63頁
文件大?。?/td> 858K
代理商: HM5212805F
HM5212165F/HM5212805F-75/A60/B60
51
HM5212165F/
HM5212805F
Parameter
-75
-A60/B60
Frequency (MHz)
133
100
t
CK
(ns)
CS
to command disable
HITACHI
Symbol
PC/100
Symbol
7.5
10
Notes
l
CDD
l
PEC
0
0
Power down exit to command input
1
1
Burst stop to output valid data hold
(
CAS
latency = 2)
(
CAS
latency = 3)
l
BSR
l
BSR
1
1
2
2
Burst stop to output high impedance
(
CAS
latency = 2)
(
CAS
latency = 3)
l
BSH
l
BSH
l
BSW
2
2
3
3
Burst stop to write data ignore
Notes: 1. l
RCD
to l
RRD
are recommended value.
2. Be valid [DESL] or [NOP] at next command of self refresh exit.
3. Except [DESL] and [NOP]
0
0
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