TC83220-0009 Datasheet, PDF (1/13 Pages) Toshiba Semiconductor – TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

TC83220-0009
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC83220-0009
TC83220-0009: Single-Chip CMOS LSI for FL (fluorescent) Calculator with Printers
The TOSHIBA printing/display calculator circuit
TC83220-0009 is 10/12-digit calculator on a single-chip CMOS
LSI.
TC83220-0009 can drive the printing machine (M-42TV/42V;
EPSON) with magnet driver circuit, and can drive the fluorescent
display tube with DC-DC converter. It contains a 4 K-word ROM,
a 256 × 4-bit RAM.
Features
Operational Features
· Print: 12/14 digits of data.
(including decimal point and minus signs.) 2 digits
of operational symbol.
Weight: 4.12 g (typ.)
3 digits of commas.
· Display: 10/12 digits of data. (including punctuation in each digit.)
1 digit of floating minus sign, memory load, error symbol.
3 digits of commas.
· Decimal output: Decimal set lock key controls output format.
Fixed decimal setting (“0”, “1”, “2”, “3”, “4”, “6”), full floating decimal, and ADD mode.
· Key input buffer: 8 stages
· Function: 4 basic arithmetic function (+, −, ×, ÷).
Repeat addition and subtraction.
Automatic constants in multiplication, division, percent calculation, calculations.
Automatic percent add-on and percent discount calculations.
Memory calculation.
Automatic accumulating calculation.
Gross margin profit calculation.
Delta percent calculation.
Two-key rollover.
· Item counter: 0~999 count up or −999~0~999 count up/down by depressing of
key.
· Punctuation: Commas for thousands on display.
· Kinds of touch key:
1
2003-02-28