参数资料
型号: MT42L256M32D4MG-25 IT:A
厂商: Micron Technology Inc
文件页数: 79/164页
文件大小: 0K
描述: IC LPDDR2 SDRAM 8GBIT 134FBGA
标准包装: 1,000
格式 - 存储器: RAM
存储器类型: 移动 LPDDR2 SDRAM
存储容量: 8G(356M x 32)
速度: 400MHz
接口: 并联
电源电压: 1.14 V ~ 1.3 V
工作温度: -25°C ~ 85°C
封装/外壳: 134-TFBGA
供应商设备封装: 134-FBGA(11.5x11.5)
包装: 散装
2Gb: x16, x32 Mobile LPDDR2 SDRAM S4
REFRESH Command
Figure 55: Nonsupported Transition from Repetitive REFRESH Burst
t REFI
t REFI
0ms
32ms
t REFW
64ms
= 32ms 2
96ms
Insufficient REFRESH commands
in this refresh window!
t REFBW
t REFBW
Notes:
1. Shown with subsequent REFRESH pause to regular distributed refresh pattern.
2. There are only ≈ 2048 REFRESH commands in the indicated t REFW window. This does not
provide the required minimum number of REFRESH commands (R).
PDF: 09005aef83f3f2eb
2gb_mobile_lpddr2_s4_g69a.pdf – Rev. N 3/12 EN
79
Micron Technology, Inc. reserves the right to change products or specifications without notice.
2010 Micron Technology, Inc. All rights reserved.
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