TitleCalculator integrated circuit
ManufacturerTexas Instruments Incorporated (TI)
|Model number||TMC 0501||Printed on top|
|Other number||0501 45||Printed on bottom|
|Other number||E 7345||Printed on top|
Dimensionsoverall: 1/4 in x 5/8 in x 1 3/8 in
DescriptionObject is a 28-pin dual inline packaged integrated circuit. The TMC0501 Arithmetic chip contains a decimal ALU (Arithmetic and Logic Unit) with a accuracy of 13 digits. Each result is represented in 16 digits, 13 digits for the mantissa, 2 digits for the exponent and one digit for the signs and overflow bits. There are in total 5 registers of 16 digits for storage purposes.
Additional functions of the TMC0501 include the segment outputs of the display and the keyboard scanning input. Both the scanning of the display digits and the keyboard is done by the SCOM companion chip.