参数资料
型号: MT48H32M16LFB4-75B IT:C
厂商: Micron Technology Inc
文件页数: 66/85页
文件大小: 0K
描述: IC SDRAM 512MB 54VFBGA
标准包装: 1,000
格式 - 存储器: RAM
存储器类型: 移动 SDRAM
存储容量: 512M(32Mx16)
速度: 133MHz
接口: 并联
电源电压: 1.7 V ~ 1.95 V
工作温度: -40°C ~ 85°C
封装/外壳: 54-VFBGA
供应商设备封装: 54-VFBGA(8x8)
包装: 散装
512Mb: 32 Meg x 16, 16 Meg x 32 Mobile SDRAM
PRECHARGE Operation
Figure 36: READ With Auto Precharge Interrupted by a WRITE
T0
T1
T2
T3
T4
T5
T6
T7
CLK
Command
READ - AP
Bank n
NOP
NOP
NOP
WRITE - AP
Bank m
NOP
NOP
NOP
Internal
States
Bank n
Bank m
Page
active
READ with burst of 4
Page active
Interrupt burst, precharge
t RP - bank n
WRITE with burst of 4
Idle
t WR - bankm
Write-back
Address
DQM 1
Bank n,
Col a
Bank m,
Col d
DQ
D OUT
a
D IN
d
D IN
d+1
D IN
d+2
D IN
d+3
CL = 3 (bank n)
Don’t Care
Note:
1. DQM is HIGH at T2 to prevent D OUT a + 1 from contending with D IN d at T4.
PDF: 09005aef8459c827
512mb_mobile_sdram_y67m_at.pdf – Rev. B 3/11 EN
66
Micron Technology, Inc. reserves the right to change products or specifications without notice.
? 2011 Micron Technology, Inc. All rights reserved.
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