NS486SXF

·100% compatible with VxWorksÉ, VRTXÉ, QNXÉ Neutrino, pSOSaTM, and other popular real-time executives and operating system kernels
·Intel486 instruction set compatible (protected mode only) with optimized performance
·CPU includes a 1 Kbyte Instruction Cache
·Operation at 25 MHz with 5V supply
·Low cost 160-pin PQFP package
·Industry standard interrupt controller, timers, real time clock, UART with IrDA v1.0 (Infrared Data Association)port
·Intel 82365 compatible PCMCIA interface
·Protected WATCHDOGTM timer
·Optimized DRAM Controller (supports two banks, up to 8 Mbytes each)
·Up to nine versatile, programmable chip selects
·Glueless interface to ISA peripherals
·Arbitration support for auxiliary processor
·Four external DMA channels (max. transfer rate of 25 MByte/sec @ 25 MHz) support many transfer modes
·High performance IEEE 1284 (ECP) Bidirectional Parallel Port
·MICROWIRETM/Access.bus synchronous serial interfaces
·LCD Controller for an up to 4 grey scale supertwist Liquid Crystal Displays up to 480 X 320
·Reconfigurable I/O: Up to 29 I/O pins can be used as general purpose bidirectional I/O lines
·Flexible, programmable, multilevel power saving modes maximize power savings

The NS486SXF is a high integrated embedded system controller incorating an intel468 class 32-bit processor,all of the necessary system service elements,and a set of peripheral I/O controllers tailored for embedded control systems.

The absolute maximum ratings of the NS486SXF can be summarized as:(1):the symbol is VDD,VDDA,the parameter is supply voltage,the rating is -0.5 to 7.0,the unit is V;(2):the symbol is VI,the parameter is input voltage,the rating is -0.5 to VDD+0.5,the unit is V;(3):the symbol is VO,the parameter is output voltage,the rating is -0.5 to VDD+0.5,the unit is V;(4):the symbol is TSTG,the parameter is storage temperature,the rating is -65 to +165,the unit is ;(5):the symbol is TL,the parameter is lead temperature soldering (10 sec),the rating is +260,the unit is .

The capacitance of the NS486SXF can be summarized as:(1):the symbol is CIN,the parameter is input pin capacitance,the Typ is 5,the Max is 7,the unit is pF;(2):the symbol is CIN1,the parameter is clock input capacitance,the Typ is 8,the Max is 10,the unit is pF;(3):the symbol is CIO,the parameter is I/O pin capacitance,the Typ is 10,the Max is 12,the unit is pF;(4):the symbol is CO,the parameter is output pin capacitance,the Typ is 6,the Max is 8,the unit is pF.