參數(shù)資料
型號: UPD44324082F5-E37-EQ2-A
廠商: NEC Corp.
元件分類: DRAM
英文描述: 36M-BIT DDRII SRAM 2-WORD BURST OPERATION
中文描述: 36M條位SRAM的2條DDRII字爆發(fā)運作
文件頁數(shù): 10/40頁
文件大?。?/td> 361K
代理商: UPD44324082F5-E37-EQ2-A
10
Data Sheet M16780EJ3V0DS
μ
PD44324082, 44324092, 44324182, 44324362
Power-on Sequence
The following two timing charts show the recommended power-on sequence, i.e., when starting the clock after
V
DD
/V
DD
Q stable and when starting the clock before V
DD
/V
DD
Q stable.
1. Clock starts after V
DD
/V
DD
Q stable
The clock is supplied from a controller.
(a)
V
DD
/V
DD
Q
V
DD
/V
DD
Q Stable (<
±
0.1 V DC per 50 ns)
DLL#
Clock Start
Normal Operation
Start
Clock
Fix high (or tied to V
DD
Q)
20 ns (MIN.)
1,024 cycles or more
Stable Clock
Note
Note
Input a stable clock from the start.
(b)
V
DD
/V
DD
Q
DLL#
Switched to high after Clock is stable.
Unstable Clock
(level, frequency)
V
DD
/V
DD
Q Stable (<
±
0.1 V DC per 50 ns)
Clock
Clock Start
Normal Operation
Start
1,024 cycles or more
Stable Clock
(c)
V
DD
/V
DD
Q
DLL#
30 ns. (MIN.)
Clock Stop
V
DD
/V
DD
Q Stable (<
±
0.1 V DC per 50 ns)
Fix high (or tied to V
DD
Q)
Unstable Clock
(level, frequency)
Clock
Clock Start
Normal Operation
Start
1,024 cycles or more
Stable Clock
相關(guān)PDF資料
PDF描述
UPD44324082F5-E40-EQ2-A 36M-BIT DDRII SRAM 2-WORD BURST OPERATION
UPD44324082F5-E50-EQ2-A 36M-BIT DDRII SRAM 2-WORD BURST OPERATION
UPD44324092F5-E37-EQ2 36M-BIT DDRII SRAM 2-WORD BURST OPERATION
UPD44324092F5-E37-EQ2-A 36M-BIT DDRII SRAM 2-WORD BURST OPERATION
UPD44324092F5-E40-EQ2-A 36M-BIT DDRII SRAM 2-WORD BURST OPERATION
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD44324182BF5-E40-FQ1-A 制造商:Renesas Electronics Corporation 功能描述:RENUPD44324182BF5-E40-FQ1-A 36M-BIT(2M-W
UPD44324185BF5-E40-FQ1 制造商:Renesas Electronics Corporation 功能描述:SRAM Chip Sync Dual 1.8V 36M-Bit 2M x 18 0.45ns 165-Pin BGA 制造商:Renesas Electronics Corporation 功能描述:36MB, DDRII SRAM - Trays 制造商:Renesas Electronics Corporation 功能描述:IC SRAM DDRII 36MBIT 165BGA
UPD44324362BF5-E40-FQ1 制造商:Renesas Electronics Corporation 功能描述:36MB, DDRII SRAM - Trays 制造商:Renesas Electronics Corporation 功能描述:IC SRAM DDRII 36MBIT 165BGA
UPD44324362BF5-E40-FQ1-A 制造商:Renesas Electronics Corporation 功能描述:36MB, DDRII SRAM - Trays 制造商:Renesas Electronics Corporation 功能描述:IC SRAM DDRII 36MBIT 165BGA
UPD44324365BF5-E40-FQ1 制造商:Renesas Electronics Corporation 功能描述:36MB, DDRII SRAM - Trays 制造商:Renesas Electronics Corporation 功能描述:IC SRAM DDRII 36MBIT 165BGA