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| 型號(hào)： | HF88M08 |
| 廠商： | King Billion Electronics Co., Ltd. |
| 英文描述： | 512K x 8 bit Mask ROM |
| 中文描述： | 為512k × 8位掩模ROM |
| 文件頁(yè)數(shù)： | 1/19頁(yè) |
| 文件大小： | 320K |
| 代理商： | HF88M08 |
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King Billion Electronics Co., Ltd
駿 億 電 子 股 份 有 限 公 司
HF88M08
January 16, 2004
This specification is subject to change without notice. Please contact sales person for the latest version before use.
Page 1 of 19
V1.11
-
Table of Contents -
1
Function Description______________________________________________________________2
2
Features ________________________________________________________________________2
3
Functional block diagram__________________________________________________________3
4
Pin Description __________________________________________________________________4
5
Pad Location ____________________________________________________________________5
6
Device Operation _________________________________________________________________6
6.1
Retrieve data in Data File ____________________________________________________________8
6.2
Loading the Address Counter _________________________________________________________8
6.3
Sequential Read Mode and Auto Increment of Address Counter ____________________________9
6.4
Output data to External I/O __________________________________________________________9
6.5
Reading Input pin status _____________________________________________________________9
6.6
Retrieving the Contents of Expansion I/O registers _______________________________________9
7
Timing Diagrams________________________________________________________________10
7.1
Data File Read Cycle _______________________________________________________________11
7.2
Interrupted by I/O when Loading Address Counter______________________________________12
7.3
Setting and Reading the I/O Mode for P0 and P1________________________________________13
7.4
Reading P0 and P1 in Mixed-I/O Mode________________________________________________14
7.5
Reading the input pins______________________________________________________________15
7.6
Output to P0 and P1 Ports___________________________________________________________16
8
Absolute Maximum Rating ________________________________________________________16
9
AC Electrical Characteristics ______________________________________________________16
10
DC Electrical Characteristics ____________________________________________________17
11
Application Circuit Diagram_______________________________________________________17
12
Updated History _______________________________________________________________19
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