MSM56V16800E 查看數據表（PDF） - Oki Electric Industry

零件编号

产品描述 (功能)

生产厂家

MSM56V16800E

2-Bank x 1,048,576-Word x 8-Bit SYNCHRONOUS DYNAMIC RAM

Oki Electric Industry 

¡ Semiconductor

MSM56V16800E

Mode Set Address Keys

CAS Latency

Burst Type

Burst Length

A6 A5 A4 CL A3 BT A2 A1 A0 BT = 0 BT = 1

0 0 0 Reserved 0 Sequential 0 0 0

1

1

001

1

1 Interleave 0 0 1

2

2

010

2

010

4

4

011

3

011

8

8

1 0 0 Reserved

1 0 0 Reserved Reserved

1 0 1 Reserved

1 0 1 Reserved Reserved

1 1 0 Reserved

1 1 0 Reserved Reserved

1 1 1 Reserved

1 1 1 Full Page Reserved

Note: A7, A8, A9, A10 and A11 should stay "L" during mode set cycle.

POWER ON SEQUENCE

1. With inputs in NOP state, turn on the power supply and start the system clock.

2. After the VCC voltage has reached the specified level, pause for 200 ms or more with

the input kept in NOP state.

3. Issue the precharge all bank command.

4. Apply a CBR auto-refresh eight or more times.

5. Enter the mode register setting command.

7/30

Share Link: