KING BILLION ELECTRONICS CO., LTD

駿

億

電

子

股

份

有

限

公

司

HF88S05

SRAM Series

December 18, 2003

1

V1.00

This specification is subject to change without notice. Please contact sales person for the latest version before use.

– Table of Contents –

1.

General Description____________________________________________________________ 2

2.

Features _____________________________________________________________________ 2

3.

Pin Description _______________________________________________________________ 3

4.

Pad Diagram & Coordinates _____________________________________________________ 4

5.

Function Block Diagram________________________________________________________ 5

6.

Parallel Mode_________________________________________________________________ 6

6.1. Parallel Write Command Mode ___________________________________________________ 6

6.2. Parallel Write Data Mode _______________________________________________________ 6

6.3. Parallel Read Data Mode _______________________________________________________ 7

6.4. Parallel Checksum Read Mode ___________________________________________________ 7

7.

Serial Mode __________________________________________________________________ 7

7.1. Bi-directional Synchronous Serial Data Interface ____________________________________ 7

7.2. Serial Command Write Mode ____________________________________________________ 8

7.3. Serial Data Write Mode _________________________________________________________ 8

7.4. Serial Data Read Mode _________________________________________________________ 9

7.5. Serial Command Read Mode____________________________________________________ 10

8.

Power consideration___________________________________________________________ 10

9.

Absolute Maximum Rating _____________________________________________________ 11

10. AC Electrical Characteristics ___________________________________________________ 11

11. Electrical Characteristics ______________________________________________________ 11

12. Application Circuit____________________________________________________________ 12

13. Update History _______________________________________________________________ 13