256Mb: 3V Embedded Parallel NOR Flash
Signal Assignments
Figure 11: 48-Ball Fortified BGA and 48-Ball TBGA
1
2
3
4
5
6
6
5
4
3
2
1
A
B
C
D
E
A
B
C
D
E
A3
A7 RY/BY# WE# A9
A13
A12
A13
A12
A9 WE# RY/BY# A7
A8 RST# RFU A17
A3
A4 A17 RFU RST# A8
A4
A2
A1
A0
A6
A5
D0
RFU RFU A10 A14
RFU RFU A11 A15
A14 A10 RFU RFU
A15 A11 RFU RFU
A6
A5
D0
D8
D9
D1
A2
A1
D2
D5
D7
A16
A16
D7
D5
D2
A0
F
F
CE# D8
OE# D9
D10 D12 D14 BYTE#
D11 VCC D13 D15/A-1
BYTE# D14 D12 D10
D15/A-1 D13 VCC D11
CE#
OE#
VSS
G
H
G
H
VSS
D1
D3
D4
D6
VSS
VSS
D6
D4
D3
Top view – ball side down
Bottom view – ball side up
1. A[17] = A[MAX].
2. A-1 is the least significant address bit in x8 mode.
Notes:
PDF: 09005aef84bd3b68
m29w_256mb.pdf - Rev. B 5/13 EN
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