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Section 1 Overview
Rev. 4.00 Sep. 14, 2005 Page 16 of 828
REJ09B0023-0400
No.
(BGA256) Pin Name Description
A14 WE0/DQMLL D7 to D0 Select signal/DQM (SDRAM)
D13 VssQ Ground for I/O circuits (0V)
A13 WE1/DQMLU D15 to D8 Select signal/DQM (SDRAM)
C12 CASU/PTA[5] CAS for Upper-32M-byte address/Port A
B12 WE3/DQMUU/AH D31 to D24 Select signal/DQM (SDRAM)/
Address hold (MPX)
D12 RASU/PTA[7] RAS for Upper-32M-byte address/Port A
A12 WE2/DQMUL D23 to D16 Select signal/DQM (SDRAM)
C11 Vss Ground (0V)
B11 CKE/PTA[1] CK enable/Port A
D11 Vcc Power supply (1.8V)
A11 CASL/PTA[4] CAS for Lower-32M-byte address/Port A
A10 RASL/PTA[6] RAS for Lower-32M-byte address/Port A
D10 A17 Address bus
A9 A16 Address bus
C10 A15 Address bus
B10 A14 Address bus
D9 A13 Address bus
A8 A12 Address bus
C9 A11 Address bus
B9 A10 Address bus
D8 VssQ Ground for I/O circuits (0V)
A7 A9 Address bus
C8 VccQ Power supply for I/O circuits (3.3V)
B8 A8 Address bus
D7 A7 Address bus
A6 A6 Address bus
C7 A5 Address bus
A5 A4 Address bus
D6 A3 Address bus
B7 A2 Address bus