参数资料
型号: W949D2CBJX5E
厂商: Winbond Electronics
文件页数: 42/60页
文件大小: 0K
描述: IC LPDDR SDRAM 512MBIT 90VFBGA
标准包装: 240
格式 - 存储器: RAM
存储器类型: 移动 LPDDR SDRAM
存储容量: 512M(16M x 32)
速度: 200MHz
接口: 并联
电源电压: 1.7 V ~ 1.95 V
工作温度: -25°C ~ 85°C
封装/外壳: 90-TFBGA
供应商设备封装: 90-VFBGA(8x13)
包装: 托盘
W949D6CB / W949D2CB
512Mb Mobile LPDDR
7.11.1 Self Refresh Command
CK
CK
CKE
CS
RAS
CAS
WE
A0-An
BA0,BA1
= Don't Care
7.11.2 Auto Refresh Cycles Back-to-Back
CK
CK
t RP
t RFC
t RFC
Command
PRE
NOP
ARF
NOP
NOP
ARF
NOP
NOP
ACT
Address
Ba,A
Row n
A10 (AP)
DQ
Pre All
High-z
Row n
= Don't Care
Ba A, Row n = Bank A, Row n
Publication Release Date: Sep, 21, 2011
- 42 -
Revision A01-007
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