NS486SXF datasheet(2/44 Pages) NSC

부품명	NS486SXF

상세설명	NS486TMSXF Optimized 32-Bit 486-Class Controller with On-Chip Peripherals for Embedded Systems

PDF	44 Pages

Scroll/Zoom	100%

제조업체	NSC [National Semiconductor (TI)]

홈페이지	http://www.national.com

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2 / 44 page

Table of Contents

10 SYSTEM OVERVIEW

11 NS486SXF System Overview

12 32-bit Processor Core

13 System Service Elements

131 DRAM Controller

132 DMA Controller

133 Programmable Interval Timer

134 WATCHDOG Timer

135 Interrupt Controller

136 Real Time ClockCalendar

137 Power Management Features

14 NS486SXF System Bus

15 Other On-board Peripherals

151 Reconfigurable IO Lines

152 IEEE 1284 Bidirectional Port

153 PCMCIA Interface

154 MICROWIREAccessbus Interface

155 UART Serial Port

156 LCD Controller

16 ICE Support

17 Other Issues

20 PIN DESCRIPTION TABLES

30 DEVICE SPECIFICATIONS

31 DC Electrical Specifications 5V g 5%

311 Recommended Operating Conditions

312 Absolute Maximum Ratings (Notes 2 and 3)

313 Capacitance TA e 25 C f e 1 MHz

314 DC Characteristics

32 General AC Specifications

321 Power Ramp Times

322 PWRGOOD and Power Rampdown Timing

33 AC Switching Specifications

331 DRAM Interface Timing Specification

332 ISA-like Bus Cycles Timing Specification

333 Ready Feedback Timing Specifications

334 OSCX1 AC Specification

335 Peripheral Timing Specifications

34 Physical Description

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