Product Summary

The c8231a is a monolithic HMOS LSI device that provides high performance fixed and floating point arithemetic and floating point trigonometric operations. The c8231a may be used to enhance the mathematical capability of a wide variety of processor-oriented systems.

Parametrics

c8231a absolute maximum ratings: (1)storage temperature: -65°C to +150°C; (2)ambient temperature under bias: 0°C to +70°C; (3)VDD with respect to VSS: -0.5V to+15.0V; (4)VCC with respect to VSS: -0.5V to+7V; (5)all signal voltages with respect to VSS: -0.5V to+7V; (6)power dissipation: 2.0W.

Features

c8231a features: (1)fixed point single and double precision(16/32 bit); (2)floating point single precision(32 bit); (3)binary data formats; (4)add, subtract, multiply and divide; (5)trignometric and inverse trigonometric functions; (6)square roots, logarithms, exponetiation; (7)float to fixed and fixed to float conversions; (8)stack oriented operand storage; (9)compatible with all intel and most other Microprocessor famillies; (10)direct memory access or programmed I/O data transfers; (11)end of execution signal; (12)general purpose 8-bit data bus interface ; (13)standard 24 pin package; (14)12V and 5V power supplies; (15)advanced N-channel sillcon gate HMOS techmology.

Diagrams

c8231a pin configuration