LG KE990 Service Manual - Page 43
Esm6270, Sdram, 1gbit, 256mb
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3. TECHNICAL BRIEF SDRAM 1Gbit (512M x 2) EBI1 ADDRESS[14:0] DATA[31:0] WE* CS* CAS* RAS* CLK_EN CLK DQM[3:0] ESM6270 EBI2 NAND_CS* NAND_RE* NAND_WE* NAND_CLE NAND_WP* NAND_ALE NAND_READY DATA[15:0] NAND 2Gb (256MB) Figure. Simplified Block Diagram of Memory Interface LGE Internal Use Only - 44 - Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
3. TECHNICAL BRIEF
- 44 -
Figure. Simplified Block Diagram of Memory Interface
ESM6270
SDRAM
1Gbit
(512M x 2)
NAND
2Gb
(256MB)
DATA[31:0]
ADDRESS[14:
0]
WE*
CS*
CAS*
RAS*
CLK_EN
CLK
DQM[3:0]
NAND_CS*
NAND_RE*
NAND_WE*
NAND_CLE
NAND_WP*
NAND_ALE
NAND_READY
DATA[15:0]
EBI1
EBI2