MD5764802-53MC Просмотр технического описания (PDF) - Oki Electric Industry

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MD5764802-53MC

18Mb (2M x 9) & 64Mb (8M x 8) Concurrent RDRAM

Oki Electric Industry 

¡ Semiconductor

MSM5718C50/MD5764802

Table 4 Command Encoding

ACTV AUTO OP5 OP4 OP3 OP2 OP1 OP0 Command

0 0 0 0 0 X 0 0 READ

0 0 b1 b0 D B 0 1 WRITE

0 0 0 0 0 1 1 0 RREG

0 0 0 0 D 1 1 1 WREG

0 1 0 0 0 X 0 0 READA

0 1 b1 b0 D B 0 1 WRITEA

1 0 0 0 0 X 0 0 ACTV/READ

1 0 b1 b0 D B 0 1 ACTV/WRITE

1 1 0 0 0 X 0 0 ACTV/READA

1 1 b1 b0 D B 0 1 ACTV/WRITEA

1 0 0 0 0 X 0 0 PRE/ACTV/READ

1 0 b1 b0 D B 0 1 PRE/ACTV/WRITE

1 1 0 0 0 X 0 0 PRE/ACTV/READA

1 1 b1 b0 D B 0 1 PRE/ACTV/WRITEA

Description

Read

Write (b1, b0, B masking and D broadcast options)

Register Read

Register Write (D)

Read/AutoPrecharge

Write/AutoPrecharge (b1, b0, D, B)

Activate/Read

Activate/Write (b1, b0, D, B)

Activate/Read/AutoPrecharge

Activate/Write/AutoPrecharge (b1, b0, D, B)

Precharge/Activate/Read

Precharge/Activate/Write (b1, b0, D, B)

Precharge/Activate/Read/AutoPrecharge

Precharge/Activate/Write/AutoPrecharge (b1, b0, D, B)

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