TACT83000

The teaxas instruments TACT83000 at chip set is designed for cached and noncached 386 based PC-AT compatible systems running at speeds up to 33 MHz.With software-controlled configuration on board the ATU and MCU,the chip set supports wide variety of PC system configurations.

Features of the TACT83000 are:(1)high-speed 1-mCMOS techology supports system speeds up to 33 MHz;(2)fully AT-compatible 386 three-chip SX,four-chip DX solutions;(3)only four additional logic chips needed;(4)major features programmable through software.

The absolute maximum ratings of the TACT83000 can be summarized as:(1):the parameter is supply voltage range,the symbol is Vcc,the rating is -0.5 to 7,the unit is V;(2):the parameter is input voltage range,the symbol is VI,the rating is -0.5 to Vcc+0.5,the unit is V;(3):the parameter is output voltage range,the symbol is Vo,the rating is -0.5 to Vcc+0.5,the unit is V;(4):the parameter is input clamp current,the symbol is IIK,the rating is ±20,the unit is mA;(5):the parameter is output clamp current,the symbol is IOK,the rating is ±20,the unit is mA;(6):the parameter is continuous output current,the symbol is IO,the rating is ±25,the unit is mA;(7):the parameter is continuous total power dissipation,the symbol is PD,the rating is 1,the unit is W;(8):the parameter is operating free-air temperature range,the symbol is Topr,the rating is 0 to 70,the unit is ;(9):the parameter of the TACT83000 is storage temperature range,the symbol is Tstg,the rating is -65 to 150,the unit is .