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UPD780955GFA-XXX-3B9 PDF预览

UPD780955GFA-XXX-3B9

更新时间: 2023-01-03 02:01:18
品牌 Logo 应用领域
瑞萨 - RENESAS /
页数 文件大小 规格书
44页 184K
描述
8-BIT, MROM, 0.0384MHz, MICROCONTROLLER, PQFP80, 14 X 20 MM, PLASTIC, QFP-80

UPD780955GFA-XXX-3B9 数据手册

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PRELIMINARY DATA SHEET  
MOS INTEGRATED CIRCUIT  
µPD780955(A)  
8-BIT SINGLE-CHIP MICROCONTROLLER  
DESCRIPTION  
µPD780955(A) is a 78K/0 series product, which supports super-low power consumption and is ideal for meter control.  
For the details of functional description, refer to the following user’s manual.  
µPD780955 Subseries User’s Manual  
: Planned  
78K/0 Series User’s Manual - Instruction : U12326E  
FEATURES  
• Super-low power consumption  
Item  
Conditions  
TA = –40 to +60 °C  
MIN.  
TYP.  
1.1  
MAX.  
3.0  
Unit  
µA  
µA  
µA  
µA  
Supply currentNote  
In HALT mode  
TA = +60 to +80 °C  
TA = –40 to +60 °C  
TA = +60 to +80 °C  
6.0  
In operating mode  
3.4  
8.0  
16.0  
Note Current flowing VDD pin. Not including A/D converter, LCD controller, and port.  
On-chip ROM & RAM  
• Internal ROM  
: 40K bytes  
• Internal high-speed RAM : 1024 bytes  
Minimum instruction execution time : 52.1 µs (at fX = 38.4 kHz operation)  
I/O port (including segment signal output shared pins) : 50  
LCD controller  
• Segment output : 19 max.  
• Common output : 1  
Serial interface (UART) : 2 channels  
• Dedicated on-chip baud rate generator  
• Data length can be changed in 5-bit, 7-bit, or 8-bit units.  
Timer : 8 channels  
• 16-bit counter  
: 1 channel  
• 8-bit timer/event counter : 1 channel  
• 8-bit timer  
: 5 channels  
: 1 channel  
• Watchdog timer  
Supply voltage : VDD = 2.2 to 3.5 V  
Package : 80-pin plastic QFP (14 × 20 mm)  
The information in this document is subject to change without notice.  
Document No. U13237EJ1V0DS00 (1st edition)  
Date Published March 1998 N CP(K)  
Printed in Japan  
1998  
©

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