tc83220-0009 TOSHIBA Semiconductor CORPORATION, tc83220-0009 Datasheet - Page 2

• Manufacturer Part Number: tc83220-0009
• Description: Toshiba Cmos Digital Integrated Circuit Silicon Monolithic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

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Electrical Features
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Protection
Function Select
Speed of Calculation
“CNT (R83)” Function
Operation
Kinds of lock key: “PRINT” printing mode selectable switch.
Duty of display: Duty = 1/14.9
Leading zero suppression
Trailing zero suppression
P-MOS output buffer with pull down resistor for direct driving of fluorescent display tube.
Oscillator/clock generator internal to chip.
Key board encoding internal to chip.
Dual in line package.
(5)
(1)
(2)
(3)
(1)
(2)
(3)
(1)
(2)
(3)
(4)
Double depression of keys will be scan of fast key.
In the overflow condition, all key except “C”, “CE”, “Feed”, “ON”, “OFF”, “D” key are inoperative.
Key bouncing protection (at 4 MHz clock)
Key read in: 15 ms
Key off: 40 ms
“TMR” selectable with auto power off mode
OFF……… Auto power off mode
ON……….. 10 digit calculated
OFF……… 12 digit calculated
ON……….. M-42V (1 color)
OFF……… M-42TV (2 color)
“10/12” selectable with auto power off mode
“B/R” Selectable with printer heads
Addition
Multiplication
Division
Memory calculation
Percentage calculation
On display…………… Open
Printing……………... Open
Off (hold) mode……... V
“´” summation mode selectable switch.
“5/4” “CUT” “UP” rounding switch.
Fixed point mode selectable switch.
“0”, “1”, “2”, “3”, “4”, “6”, “F”, “AM”.
“IC+”, “IC±” item counter mode selectable switch.
“GT” grand total memory selectable switch.
(at 4 MHz clock)
999999999999 ÷ 1 M + 108.8 ms
1 × 999999999999 =
999999999999 ÷ 1 = 100.6 ms
1 × 999999999999%
DD
Level
1 + 1 +
2
31.2 ms
26.8 ms
35.2 ms
TC83220-0009
2003-02-28