Sanyo DVD-DX500 Service Manual page 16

CLK
CKE
CS
RAS
CAS
WE
A10
A0
A9
A11
BS0
BS1
REFRESH
COUNTER
Sm(SANYO_DVD-DX500)051220.indd 15
CLOCK
BUFFER
CONTROL
SIGNAL
GENERATOR
COMMAND
DECODER
MODE
REGISTER
ADDRESS
BUFFER
COLUMN
COUNTER
NOTE:
The cell array configuration is 4096 * 256 * 16
SDROM PT48046TG-70 Block Diagram
CIRCUIT OPERATIONAL DESCRIPTION
COLUMN DECODER
CELL ARRAY
BANK #0
SENSE AMPLIFIER
DATA CONTROL
CIRCUIT
COLUMN DECODER
CELL ARRAY
BANK #2
SENSE AMPLIFIER
5
COLUMN DECODER
CELL ARRAY
BANK #1
SENSE AMPLIFIER
DQ0
DQ
BUFFER
DQ15
UDQM
LDQM
COLUMN DECODER
CELL ARRAY
BANK #3
SENSE AMPLIFIER
2005-12-29 8:58:46