IZ1229M Datasheet, PDF (1/6 Pages) Integral Corp. – 10-DIGITS CALCULATOR

IZ1229M
10-DIGITS CALCULATOR
The IZ1229M is a single chip CMOS LSI with 10-digit arithmetic operation, single memory,
extraction-of-square-root, percentage calculation, auto power off and punctuation and touch tone
function, designed for FEM LCD operation with a 1.5V power supply.
FUNCTIONS
FEATURES
• Four standard functions (+, -, ×, ÷ )
• Square and reciprocal calculations
• Extraction of square root
• Auto constant calculations (constant:
multiplicand, divisor,
addend and subtrahend)
• Mark-up and mark-down calculations
• Percentage calculations
• Chain multiplication and division
• Power calculations
• Rough estimate calculations
• Punctuation comma and touch tone mark display
• Clear key: ON/C, CE
• Touch tone function
• Single chip CMOS construction
• Floating decimal point
• LCD direct drive
• Overflow indication: “E”
• On chip oscillator components
• Auto Power off
• Accumulating memory: M+, M-, MR,
MC, MRC
• Bare chip is available
Mirror type
LCD CONNECTION
1