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26 AMD Geode™ LX Processors Data Book
Signal Definitions
33234H
Ball
No.
Signal Name
(Note 1)
Type
(PD)
Buffer
Type
A1 V
SS
GND ---
A2 V
MEM
PWR ---
A3 V
SS
GND ---
A4 DQ21 I/O DDR
A5 V
SS
GND ---
A6 DQM2 I/O DDR
A7 DQ22 I/O DDR
A8 V
SS
GND ---
A9 DQ28 I/O DDR
A10 DQS3 I/O DDR
A11 V
SS
GND ---
A12 DQ26 I/O DDR
A13 DQ31 I/O DDR
A14 V
MEM
PWR ---
A15 DQ32 I/O DDR
A16 V
SS
GND ---
A17 DQ37 I/O DDR
A18 V
MEM
PWR ---
A19 DQM4 I/O DDR
A20 DQ39 I/O DDR
A21 V
SS
GND ---
A22 DQ40 I/O DDR
A23 DQ41 I/O DDR
A24 V
SS
GND ---
A25 DQ42 I/O DDR
A26 DQ43 I/O DDR
A27 V
SS
GND ---
A28 WE1# I/O DDR
A29 V
SS
GND ---
A30 V
MEM
PWR ---
A31 V
SS
GND ---
B1 V
MEM
PWR ---
B2 V
SS
GND ---
B3 V
SS
GND ---
B4 DQ17 I/O DDR
B5 V
MEM
PWR ---
B6 DQ18 I/O DDR
B7 DQ23 I/O DDR
B8 V
MEM
PWR ---
B9 DQ24 I/O DDR
B10 DQM3 I/O DDR
B11 V
MEM
PWR ---
B12 DQ27 I/O DDR
B13 TLA1 I/O DDR
B14 V
SS
GND ---
B15 TLA0 I/O DDR
B16 DQ36 I/O DDR
B17 DQ33 I/O DDR
B18 V
SS
GND ---
B19 DQ34 I/O DDR
B20 DQ38 I/O DDR
B21 V
MEM
PWR ---
B22 DQ35 I/O DDR
B23 DQS5 I/O DDR
B24 V
MEM
PWR ---
B25 DQ46 I/O DDR
B26 DQ47 I/O DDR
B27 V
MEM
PWR ---
B28 CS0# I/O DDR
B29 V
SS
GND ---
B30 V
SS
GND ---
B31 V
MEM
PWR ---
C1 V
SS
GND ---
C2 V
SS
GND ---
C3 V
MEM
PWR ---
C4 V
SS
GND ---
C5 MA12 I/O DDR
C6 DQS2 I/O DDR
C7 V
MEM
PWR ---
C8 DQ19 I/O DDR
C9 DQ29 I/O DDR
C10 DQ25 I/O DDR
C11 DQ30 I/O DDR
C12 V
SS
GND ---
C13 MA3 I/O DDR
C14 V
MEM
PWR ---
C15 MA2 I/O DDR
C16 MA0 I/O DDR
C17 MA1 I/O DDR
C18 V
MEM
PWR ---
C19 DQS4 I/O DDR
C20 BA1 I/O DDR
C21 V
SS
GND ---
C22 DQ44 I/O DDR
C23 DQ45 I/O DDR
C24 DQM5 I/O DDR
C25 V
MEM
PWR ---
C26 RAS0# I/O DDR
C27 WE0# I/O DDR
C28 V
SS
GND ---
C29 V
MEM
PWR ---
C30 V
SS
GND ---
C31 V
SS
GND ---
D1 DQ20 I/O DDR
D2 DQ16 I/O DDR
D3 V
SS
GND ---
D4 V
MEM
PWR ---
D5 MA11 I/O DDR
D6 MA9 I/O DDR
Ball
No.
Signal Name
(Note 1)
Type
(PD)
Buffer
Type
D7 V
SS
GND ---
D8 MA7 I/O DDR
D9 MA8 I/O DDR
D10 V
SS
GND ---
D11 MA5 I/O DDR
D12 MA6 I/O DDR
D13 MA4 I/O DDR
D14 V
SS
GND ---
D15 V
CORE
PWR ---
D16 V
SS
GND ---
D17 V
CORE
PWR ---
D18 V
SS
GND ---
D19 MA10 I/O DDR
D20 SDCLK5P O DDRCLK
D21 SDCLK5N O DDRCLK
D22 V
SS
GND ---
D23 SDCLK4P O DDRCLK
D24 SDCLK4N O DDRCLK
D25 V
SS
GND ---
D26 BA0 I/O DDR
D27 RAS1# I/O DDR
D28 V
MEM
PWR ---
D29 V
SS
GND ---
D30 CS3# I/O DDR
D31 DQ48 I/O DDR
E1 V
SS
GND ---
E2 V
MEM
PWR ---
E3 DQ11 I/O DDR
E4 CKE0 I/O DDR
E28 CAS0# I/O DDR
E29 CAS1# I/O DDR
E30 V
MEM
PWR ---
E31 V
SS
GND ---
F1 DQ15 I/O DDR
F2 DQ14 I/O DDR
F3 DQ10 I/O DDR
F4 CKE1 I/O DDR
F28 CS1# I/O DDR
F29 CS2# I/O DDR
F30 MA13 I/O DDR
F31 DQ49 I/O DDR
G1 DQ13 I/O DDR
G2 DQM1 I/O DDR
G3 V
MEM
PWR ---
G4 V
SS
GND ---
G28 V
SS
GND ---
G29 V
MEM
PWR ---
G30 DQ52 I/O DDR
G31 DQ53 I/O DDR
H1 V
MEM
PWR ---
Ball
No.
Signal Name
(Note 1)
Type
(PD)
Buffer
Type
Table 3-5. Ball Assignments - Sorted by Ball Number