American Microsystems, Inc. Calculator Chips

S9412A - calculator (pin-out only)
S9412B - calculator (pin-out only)
S9412C - calculator (pin-out only)
S9414A - calculator (pin-out only)
S9414B - calculator (pin-out only)
S9510/S9511 - 12 digit; 2-chip (pin-out only)
S9650/S9651 - 12 digit; 2-chip (pin-out only)

Cal-Tex Semiconductor, Inc., Calculator Chips

CT5002 - 12-digit calculator, 4 function
CT5005 - 12-digit calculator, 4 function with memory

General Instrument Corp. Calculator Chips

C-583 - LED; 5 function; 8 digit (pin-out only)
C-585 - LED; multi-key memory (pin-out only)
C-589 - LED; 9 function (pin-out only)
C-593 - LED; 5 function; 9 digit (pin-out only)
C-594 - LED; one-key memory (pin-out only)
C-595 - LED; multi-key memory (pin-out only)
C-596 - LED; 15 function scientific (pin-out only)
C-598 - LED; 18 function scientific (pin-out only)
C-599 - LED; 21 function scientific (pin-out only)
C-683 - LED; 5 function; 8 digit (pin-out only)
C-683D - LED direct drive; 5 function; 8 digit (pin-out only)
C-685 - LED; w/ memory (pin-out only)
C-685D - LED direct drive; multi-key memory (pin-out only)
C-687D - LED direct drive; 11 function (pin-out only)
C-689D - LED direct drive; 13 function (pin-out only)
C-1683D - 8 digit (pin-out only)
C-1685D - 8 digit (pin-out only)
C-1687D - 8 digit (pin-out only)
C-1689D - 8 digit (pin-out only)
CF-583 - VFD; 5 function (pin-out only)
CF-585 - VFD; multi-key memory (pin-out only)
CF-589 - VFD; 9 function (pin-out only)
CF-593 - VFD; 5 function (pin-out only)
CF-594 - VFD; one-key memory (pin-out only)
CF-595 - VFD; multi-key memory (pin-out only)
CF-596 - VFD; 15 function scientific (pin-out only)
CF-598 - VFD; 18 function scientific (pin-out only)
CF-599 - VFD; 21 function scientific (pin-out only)
CF-683 - VFD; 5 function (pin-out only)
CF-687 - VFD direct drive; 11 function (pin-out only)
CF-689 - VFD direct drive; 13 function (pin-out only)
CF-689HV - VFD direct drive; 13 function (pin-out only)

Mitsubishi Electric Corp. Calculator Chips

M58872P - 10 digit; printing (pin-out only)

MOS Technology, Inc. Calculator Chips

MPS2523 - 8-digit calculator, 8 function with memory
MPS7529-007 - 36 key calculator (pin-out only)
MPS7529-009 - 19 key calculator (pin-out only)
MPS7529-010 - 36 key calculator (pin-out only)
MPS7529-012 - 36 key calculator (pin-out only)
MPS7529-013 - 20 key calculator (pin-out only)
MPS7529-014 - 25 key calculator (pin-out only)
MPS7529-017 - 35 key calculator (pin-out only)
MPS7529-022 - 20 key calculator (pin-out only)
MPS7529-103 - 40 key calculator, scientifc (pin-out only)
MPS7529-217 - 40 key programmable calculator, w/ memory (pin-out only)
MPS7530-001 - 40 key calculator (pin-out only)
MPS7530-201 - 40 key calc w/ memory chip (pin-out only)
MPS7541-007 - 8 function calculator (pin-out only)
MPS7542-007 - 8 function calc w/ memory (pin-out only)
MPS7545-001 - 6 function calc w/ memory (pin-out only)
MPS7545-002 - 8 function calc w/ memory (pin-out only)
MPS7545-003 - 8 function calc w/ memory (pin-out only)
MPS7545-004 - 8 function calc w/ memory; 8 digit (pin-out only)
MPS7545-005 - 8 function calc w/ memory; 8 digit (pin-out only)

MOSTEK Calculator Chips

MK5012 - 12-digit calculator, 4 function
MK5020A - 8-digit calculator, 6 function
MK5021C - 10-digit calculator, 6 function
MK5022A - 8-digit calculator, 5 function with memory
MK50203 - 8-digit calculator, 6 function with memory
MK50281 - 8-digit calculator, 5 function with memory and automatic constant
MK50282 - 8-digit calculator, 5 function with automatic constant, average function, and item counter
MK50283 - 8-digit calculator, 6 function with automatic constant
MK50311 - 8-digit calculator, 9 function with memory

National Semiconductor Corp. Calculator Chips

MM5725 - 8-digit calculator, 4-function, quasi-RPN
MM5734 - 8-digit calculator, 8-function with memory
MM5736 - 6-digit calculator, 4-function, quasi-RPN
MM5737 - 8-digit calculator, 4-function
MM5738 - 8-digit calculator, 5-function, with memory
MM5739 - 9-digit calculator, 4-function, quasi-RPN
MM5758 - RPN scientific calculator
MM5760 - 8-digit RPN scientific calculator
MM5762 - 8-digit financial calculator
MM5763 - 8-digit statistical calculator
MM5764 - 8-digit conversion calculator
MM5765 - 102 step calculator programmer
MM5766 - 102 step calculator programmer for the MM5758
MM5767 - 8-digit RPN scientific calculator
MM5777 - 6-digit calculator, 4 function, floating point
MM5780 - 2-LED educational toy calculator, 4-function
MM5781 - COPS mask programmable ROM and control element
MM5782 - COPS memory and processor element
MM5791 - 8-digit calculator, 7 function with memory
MM5794 - 8-digit VFD calculator, 7 function with memory
MM5795 - 8-digit VFD calculator, 7 function with memory
MM57103 - Selectable RPN/Algebraic scientific calculator, 14-digit
MM57104 - Selectable RPN/Algebraic scientific calculator, 8-digit
MM57123 - 8-digit business/financial calculator
MM57135 - Algebraic scientific calculator ROM
MM57136 - RPN scientific calculator ROM
MM57459 - 8-digit calculator, 5-function with memory

National Semiconductor Corp. Specialized Digit Driver Chips

DS8664 - 14-digit decoder/driver
DS8868 - 12-digit decoder/driver for the MM5758
DS8874 - 9-digit shift input LED digit driver

Texas Instruments Calculator Chips

TMS0101 - 8-digit calculator, 4 function, separate equal key
TMS0102 - 8-digit calculator, 4 function
TMS0103 - 8-digit calculator, 4 function
TMS0105 - 8-digit calculator, 4 function
TMS0106 - 10-digit calculator, 4 function
TMS0107 - 10-digit calculator, 4 function
TMS0109 - 8-digit calculator, 4 function
TMS0110 - 8-digit calculator, 4 function, separate equal key
TMS0118 - 10-digit calculator, 4 function, separate equal key
TMS1802 - aka TMS0102 - 8-digit calculator, 4 function

Texas Instruments Display Driver Chips

SN75491 - segment driver
SN75492 - digit driver

TOSHIBA Calculator Chips

JT6A72 - 8 digit, 1 memory, portable
JT6A73 - 8 digit, 1 memory, portable
JT6M57 - 10/12 digit, 2 memories, desktop
JT7579A - calculator-watch 8-digit
JT7934A - calculator-watch 8-digit, dual time, snooze, stop watch
T6A11A - 10/12 digit, 2 memories, tax function, desktop
T6A36S - 8 digit, 1 memory, tax function, desktop
T6M14S - 10 digit, 1 memory, portable
T6M19 - 10+2 digit scientific, 67 functions
T6M23A - 12/14 digit, 2 memories, desktop
T6M27S - 8 digit scientific, 27 functions
T6M45 - 10/12 digit, 2 memories, desktop
T6M72 - 12/14 digit, 2 memories, desktop
T6M74A - 16 digit, 1 memory, desktop
T6M81A - 16 digit, 1 memory, desktop
T7942S - 10+2 digit programmable scientific, 129 functions
T7980S - 8 digit scientific, 45 functions
T7987A - 10+2 digit scientific, 67 functions
T7988 - 10+2 digit scientific, 67 functions
T9790U - 8 digit, 1 memory, portable
T9947S - 10 digit, 1 memory, portable

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Last updated July 9, 2006