SAB82C250

The SAB82C250 is advanced serial/parallel interface controllers for standard and IBM PC-XT/PC-AT/PS/2 compatible interface applications.This feature allows full PS/2 register compatible bi-directional input/output operations in the parallel port.

The absolute maximum ratings of the SAB82C250 can be summarized as:(1):the parameter is ambient temperature under bias,the symbol is TA,the rating is 0 to +70,the unit is ;(2):the parameter is storage temperature,the symbol is TST,the rating is -65 to +150,the unit is ;(3):the parameter is supply voltage,the symbol is VSS,the rating is -0.5 to +70,the unit is V;(4):the parameter is voltage on any pin with respect to ground,the symbol is VSS,the rating is -0.5 to VCC+0.5,the unit is V;(5):the parameter is power dissipation,the symbol is PD,the rating is 500,the unit is mW.

The operating parameters of the SAB82C250 can be summarized as:(1):the parameter is output high voltage,the symbol is VOH,the min is 2.4,the unit is V;(2):the parameter is output low voltage,the symbol is VOL,the max is 0.4,the unit is V;(3):the parameter is input high voltage,the symbol is VIH,the min is 2.0,the max is VCC+0.5,the unit is V;(4):the parameter is intput low voltage,the symbol is VIL,the min is -0.5,the max is +0.8,the unit is V;(5):the parameter is clock leakage current,the symbol is ICL,the max is ±10,the unit is A;(6):the parameter is input leakage current,the symbol is IIL,the max is ±10,the unit is A;(7):the parameter is clock input low voltage,the symbol is VIL,the min is -0.5,the max is +0.8,the unit is V;(8):the parameter is clock input high voltage,the symbol is VIH,the min is 2.0,the max is VCC+0.5,the unit is V.