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Silan Semiconductors - SCIENTIFIC 10-DIGITS LCD CALCULATOR

Numéro de référence SC3442
Description SCIENTIFIC 10-DIGITS LCD CALCULATOR
Fabricant Silan Semiconductors 
Logo Silan Semiconductors 





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SC3442 fiche technique
SC3442
SCIENTIFIC 10-DIGITS CALCULATOR CIRCUIT
DESCRIPTION
The SC3442 is the CMOS LSI for a 10-digits display and the
complete single chip for scientific calculator with 56 programmed
functions.
FEATURES
* Display
-- 10 display digits plus negative code digits.
-- Scientific and engineering display.
-- 8 mantissa digits plus 2 exponent digits plus 2 negative code
digits.
* 14 kinds of special display
M Memory
– Minus
GRAD
()
Gradient
Parenthesis
ORDERING INFORMATION
E Error
BIN Binary mode
2ndF 2nd Function
OCT
Octal mode
HYP Hyperbolic
HEX
Hexadecimal mode
DEG Degree
CMX
Complex number mode
RAD Radian
STAT Statistic calculation mode
* The minus sign of the mantissa is floating minus.
* The arithmatic key operation has the same sequence as the
mathematical equation, 6 pending operations are allowed and ( )
are up to continuous 15 levels.
* Mutual conversion and calculation in arithmetic among binary,
octal, decimal, and hexadecimal numbers.
* One independent accumulating memory.
* It is possible to convert and fix the display number system by the
* It is possible to specify decimal part
digits by the TAB key.
* Direct drive for LCD (1/3 prebias, 1/4
duty)
* Automatic power off (about 7.5
minutes)
* Low power consumption
VDD=3.0V single power supply.
FE key.
ABCOLUTE MAXIMUM RATINGS
Characteristics
Terminal Voltage
Operating Temperature
Storage Temperature
Symbol
VDD
VIN
Topr
Tstg
Value
-0.3 ~ +5.0
-0.3 ~ VDD+0.3
0 ~+40
-55 ~ +125
Unit
V
V
°C
°C
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.2 2007.04.17
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