參數資料
型號: LC651431F
廠商: Sanyo Electric Co.,Ltd.
英文描述: Four-Bit CMOS Microcontrollers for Small-Scale Control Applications
中文描述: 4位CMOS微控制器的小規(guī)??刂浦械膽?/td>
文件頁數: 39/39頁
文件大?。?/td> 374K
代理商: LC651431F
PS No. 6498-39/39
LC651432N/F/L, 651431N/F/L
This catalog provides information as of April, 2000. Specifications and information herein are subject to
change without notice.
Specifications of any and all SANYO products described or contained herein stipulate the performance,
characteristics, and functions of the described products in the independent state, and are not guarantees
of the performance, characteristics, and functions of the described products as mounted in the customer’s
products or equipment. To verify symptoms and states that cannot be evaluated in an independent device,
the customer should always evaluate and test devices mounted in the customer’s products or equipment.
SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all
semiconductor products fail with some probability. It is possible that these probabilistic failures could
give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire,
or that could cause damage to other property. When designing equipment, adopt safety measures so
that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective
circuits and error prevention circuits for safe design, redundant design, and structural design.
In the event that any or all SANYO products (including technical data, services) described or contained
herein are controlled under any of applicable local export control laws and regulations, such products must
not be exported without obtaining the export license from the authorities concerned in accordance with the
above law.
No part of this publication may be reproduced or transmitted in any form or by any means, electronic or
mechanical, including photocopying and recording, or any information storage or retrieval system,
or otherwise, without the prior written permission of SANYO Electric Co., Ltd.
Any and all information described or contained herein are subject to change without notice due to
product/technology improvement, etc. When designing equipment, refer to the “Delivery Specification”
for the SANYO product that you intend to use.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not
guaranteed for volume production. SANYO believes information herein is accurate and reliable, but
no guarantees are made or implied regarding its use or any infringements of intellectual property rights
or other rights of third parties.
5. I/O pins
All of the pins on these microcontrollers are shared-function I/O pins.
When used as input pins, insert limiting resistors and keep the connection lines as short as possible.
Supplement: This can be effective in preventing or avoiding microcontroller problems (such as malfunctions and
program runaway), not only in printed circuit board design, but in selecting the microcontroller option
types discussed below and when considering application program specifications.
If signals are input when the microcontroller power supply is unstable, select the medium-voltage (n-channel open
drain) output as the output circuit type for that pin, and also insert a limiting resistor as close to the pin as possible.
Always adopt key bounce elimination techniques when inputting external signals to any microcontroller pin.
Periodically refresh the pin output data with an output instruction (OP or SPB).
When reading data input to a shared-function (bidirectional) I/O pin, set the value of the output data for that pin to 1
on every read operation with an output instruction (OP or SPB).
6. Unused pins
Refer to the pin functions table in the user’s manual for the product itself or in the relevant Sanyo Semiconductor
Development Report.
The information presented in this document consists of examples, and its use is not guaranteed in mass-produced end
products. In actual product design (including the selection of circuit component values), we strongly recommend
using the materials presented here as a reference and performing thorough evaluation and testing.
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相關代理商/技術參數
參數描述
LC651431L 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Four-Bit CMOS Microcontrollers for Small-Scale Control Applications
LC651431N 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Four-Bit CMOS Microcontrollers for Small-Scale Control Applications
LC651432F 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Four-Bit CMOS Microcontrollers for Small-Scale Control Applications
LC651432L 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Four-Bit CMOS Microcontrollers for Small-Scale Control Applications
LC651432N 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Four-Bit CMOS Microcontrollers for Small-Scale Control Applications