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参数资料
| 型号： | UPD780021AYGC-XXX-8BS |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, MROM, 8.38 MHz, MICROCONTROLLER, PQFP64 |
| 封装： | 14 X 14 MM, PLASTIC, LQFP-64 |
| 文件页数： | 2/96页 |
| 文件大小： | 723K |
| 代理商： | UPD780021AYGC-XXX-8BS |
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PD780021A, 780022A, 780023A, 780024A, 780021AY, 780022AY, 780023AY, 780024AY
Data Sheet U14042EJ4V0DS
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) ................................................................................................. 11
2.
BLOCK DIAGRAM .............................................................................................................................15
3.
PIN FUNCTIONS ................................................................................................................................ 16
3.1
Port Pins .................................................................................................................................................... 16
3.2
Non-Port Pins ............................................................................................................................................ 17
3.3
Pin I/O Circuits and Recommended Connection of Unused Pins ..................................................... 19
4.
MEMORY SPACE ...............................................................................................................................21
5.
PERIPHERAL HARDWARE FUNCTION FEATURES ...................................................................... 22
5.1
Ports ........................................................................................................................................................... 22
5.2
Clock Generator ........................................................................................................................................ 23
5.3
Timer/Counter ........................................................................................................................................... 24
5.4
Clock Output/Buzzer Output Controller ................................................................................................ 28
5.5
A/D Converter ........................................................................................................................................... 29
5.6
Serial Interface .......................................................................................................................................... 30
6.
INTERRUPT FUNCTIONS .................................................................................................................33
7.
EXTERNAL DEVICE EXPANSION FUNCTION ............................................................................... 36
8.
STANDBY FUNCTION .......................................................................................................................36
9.
RESET FUNCTION ............................................................................................................................36
10. MASK OPTION ...................................................................................................................................36
11. INSTRUCTION SET ...........................................................................................................................37
12. ELECTRICAL SPECIFICATIONS ...................................................................................................... 39
12.1 Expanded-Specification Products of
PD780021A, 780022A, 780023A, 780024A .......................... 39
12.2
PD780021AY, 780022AY, 780023AY, 780024AY, and Conventional Products of PD780021A, 780022A,
780023A, 780024A .................................................................................................................................... 55
12.3 Timing Chart .............................................................................................................................................. 71
13. PACKAGE DRAWINGS .....................................................................................................................77
14. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 83
APPENDIX A. DEVELOPMENT TOOLS ................................................................................................ 87
APPENDIX B. RELATED DOCUMENTS ............................................................................................... 91
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