Sharp AR-M350U - Page 22

AR-M350U CIRCUIT DIAGRAM 9-4
SDRAM Block ( Standard & Option )
System
Controller
IC19
456pin-
BGA
SDRAM
IC4, 5,6,7
128Mbit x 4
MD[63:0]
MAA[12:0]
DIMM Slot
CN3
(64,128,256MB)
OSC
X3
66.666Mhz
Clock
buffer
IC9
SDA,SCL
SDQMA[7:0]
MWE
MCS0
MRASA
MCASA
BSEL0A,1A
CKEA
MWE
MCS1A,2A
MRASA
MCASA
BSEL0A,1A
CKEA
DRCLK
MEMCLK0
MEMCLK1,2,3,4
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