STPCI2GDYI(2002) 데이터 시트보기 (PDF) - STMicroelectronics

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STPCI2GDYI
(Rev.:2002)

X86 Core PC Compatible System-on-Chip for Terminals

STMicroelectronics 

DESIGN GUIDELINES

Figure 6-6. One Memory Banks with 8 Chips (8-bit)

MCLKI

10pF

Length(MCLKI) = Length(MCLKy) with y = {A,B,C,D,E,F,G,H}

MCLKO

CS0#

MA[12:0]

BA[1:0]

RAS0#

CAS0#

WE#

DQM[7:0]

MD[63:0]

CY2305

H

G

F

E

D

C

B

A

DQM[7]

MD[63:56]

Figure 6-7. Two Memory Banks with 8 Chips (8-bit)

DQM[1] DQM[0]

MD[15:8] MD[7:0]

MCLKI

22pF

MCLKO

Length(MCLKI)

=

Length(MCLKyx)

with

y

x

=

=

{A,B,C,D,E,F,G,H}

{0,1}

CS1#

CS0#

MA[12:0]

BA[1:0]

RAS0#

CAS0#

WE#

DQM[7:0]

MD[63:0]

CY2305

H0 H1 G0 G1 F0 F1 E0 E1 D0 D1 C0 C1 B0 B1 A0 A1

DQM[7]

MD[63:56]

DQM[1] DQM[0]

MD[15:8] MD[7:0]

80/111

Issue 1.0 - July 24, 2002

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