T6A36S,JT6A36X-AS TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic T6A36S,JT6A36X-AS T6A36S, JT6A36X-AS CMOS Single-Chip LSI for LCD Calculator The T6A36S, JT6A36X-AS is a single-chip microcomputer for 8-digit 1-memory calculator. T6A36S, JT6A36X-AS can drive the liquid crystal display (LCD). Single power supply operation, low-power consumption make it suitable for single battery operated pocketable calculator. Features * 8 digits of data and one symbol digit for calculator. * Algebraic calculation mode. * Punctuation. * Weight: 0.66 g (typ.) Standard 4 functions (+, -, x, /), mark up percent with automatic add-on/discount, automatic constant calculations, chain calculations, memory calculations with memory overflow protection. * Internal keyboard decoding and denouncing. * Complementary output buffer for direct driving of liquid crystal display (LCD: FEM type -3.0 V, 1/2 bias, 1/3 duty). * Single power supply (-1.5 V typ.). * Quad in line flat package (60 pin). * Very low-power consumption (3.0 W typ. at wait). * Very wide range of operating voltage (VSS = -1.2~-2.0 V). * Automatic power off (A time for about 7 min). Pin Assignment (top view) 1 2003-02-19 T6A36S,JT6A36X-AS System Block Diagram Battery Type Note 1: TS4 VDD ...........OFF mode disable VSS1.........OFF mode enable Rkey < = 20 kW (-1.2 V) 2 2003-02-19 T6A36S,JT6A36X-AS Dual Type Note 2: TS4 VDD ...........OFF mode disable VSS1.........OFF mode enable Rkey < = 20 kW (-1.2 V) 3 2003-02-19 T6A36S,JT6A36X-AS Solar Type Note 3: TS4 VDD ...........OFF mode disable VSS1.........OFF mode enable Rkey < = 20 kW (-1.2 V) 4 2003-02-19 T6A36S,JT6A36X-AS Connection of LCD Segment Common Key Connection 5 2003-02-19 T6A36S,JT6A36X-AS Specification of Calculator Operational Features (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) 8 digits of data and one symbol digit. Algebraic mode. Full floating point. Standard 4 functions +, -, , . Memory calculation and memory hold. TAX calculation. Percent with automatic add-on and discount. Constant calculation (automatic constant) . Chain calculation. Leading zero suppression. Trailing zero suppression. Square root. Change sign. Capacity of Calculation (1) (2) (3) (4) Numeral entry Addition/Subtraction Multiplication/Division Memory calculation 8 digits 8 digits + (-) 8 digits = 8 digits 8 digits () 8 digits = 8 digits 8 digits + (-) 8 digits = 8 digits Display Font Arithmetic Operations 1. Addition Key Op. Display 6 2003-02-19 T6A36S,JT6A36X-AS 2. Subtraction Key Op. Display (1) 3. Multiplication Key Op. Display (1) (2) 7 2003-02-19 T6A36S,JT6A36X-AS 4. Division Key Op. Display (1) (2) 5. Power Calculation Key Op. Display (1) (2) (3) (4) (5) 8 2003-02-19 T6A36S,JT6A36X-AS 6. Mixed Calculation Key Op. Display (1) 9 2003-02-19 T6A36S,JT6A36X-AS 7. Constant Calculation Key Op. Display (1) (2) (3) (4) (5) 10 2003-02-19 T6A36S,JT6A36X-AS Key Op. Display (6) (7) 11 2003-02-19 T6A36S,JT6A36X-AS 8. Mark-up/Discount Calculator Key Op. Display (1) (2) (3) (4) (5) (6) 12 2003-02-19 T6A36S,JT6A36X-AS 9. Memory Calculation Key Op. Display Memory (1) (2) (3) 13 2003-02-19 T6A36S,JT6A36X-AS Key Op. Display Memory (4) (5) (6) 14 2003-02-19 T6A36S,JT6A36X-AS 10. Square Root Key Op. Display Memory (1) (2) (3) (4) (5) 15 2003-02-19 T6A36S,JT6A36X-AS 11. Percentage Calculation Key Op. Display Memory (1) (2) (3) 16 2003-02-19 T6A36S,JT6A36X-AS 12. Key Correction Key Op. Display Memory Key Op. Display Memory (1) 13. Others (1) (2) (3) 17 2003-02-19 T6A36S,JT6A36X-AS Key Op. Display Memory (4) (5) (6) (7) 14. TAX Calculation Key Op. Display (1) (2) (3) (4) 18 2003-02-19 T6A36S,JT6A36X-AS Maximum Characteristics Characteristics Symbol Rating Unit VSS1 +0.3~-2.2 V Input voltage VIN +0.3~VDD1 -0.3 V Operating temperature Topr +0.0~40 C Storage temperature Tstg -55~125 C Supply voltage Electrical Characteristics (VSS1 = -1.5 V 0.2 V, VSS2 = -3.0 V 4.0 V, VDD = 0 V, Ta = 25C) Symbol Test Circuit Pin Name Test Condition Min Typ. Max Unit Operating voltage VSS1 3/4 3/4 3/4 -1.2 -1.5 -2.0 V Input "1" VIH 3/4 K2~K8, RESET 3/4 VSS1 + 0.4 3/4 VSS1 V Input "0" VIL 3/4 K2~K8, RESET 3/4 0 3/4 -0.4 V Onput "1" VOH 3/4 Segment, Common 3/4 VSS2 + 0.2 3/4 VSS2 V Output "0" VOL 3/4 Segment, Common 3/4 0 3/4 -0.2 V Output "1" VOH 3/4 K1~K8, RESET 3/4 VSS1 + 0.2 3/4 VSS1 V Output "0" VOL 3/4 K1~K6, RESET 3/4 0 3/4 -0.2 V Output "1" ROH 3/4 Segment VOUT = VDD2 + 0.5 V 3/4 3/4 70 kW Output "0" ROL 3/4 Segment VOUT = -0.5 V 3/4 3/4 70 kW Output "1" ROH 3/4 Common VOUT = VDD2 + 0.5 V 3/4 3/4 70 kW Output "0" ROL 3/4 Common VOUT = -0.5 V 3/4 3/4 70 kW RKH 3/4 K1~K8 VOUT = 0 V 60 400 1500 RESET 3/4 RESET VOUT = 0 V 200 300 400 ROL 3/4 K1~K6 VOUT = -0.5 V 3/4 3/4 10 kW IDD1 3/4 3/4 3/4 -2.2 -3.6 mA IDD2 3/4 3/4 3/4 -4.4 -6.6 mA IDD3 3/4 3/4 3/4 -0.5 -2.0 mA 3/4 3/4 VSS1 = -1.5 V On Display 5.4 9 12.6 On Operating 10.8 18 25.2 fF 3/4 3/4 VSS1 = -1.5 V (wait) 50 83 117 Hz T timer 3/4 3/4 VSS1 = -1.5 V 252 420 588 s Resistance Voltage Characteristics Pull up Output "0" Supply current 1 (on display) Supply current 2 (operation) Supply current 3 (off) fosc (WAIT) Oscillating frequency fosc (OP) Frame frequency Power off timer 19 kW VSS1 = -1.5 V (no keys) VSS1 = -1.2 V (peak OF A11 9 ) VSS1 = -1.5 V (off status) kHz 2003-02-19 T6A36S,JT6A36X-AS Waveforms for Display Note 4: ff = 9 kHz 20 2003-02-19 T6A36S,JT6A36X-AS Pad Location Table (mm) Name X Point Y Point Name X Point Y Point TS4 779 1086 B4 -1097 -1412 VSS1 628 1086 C4 -946 -1412 TS3 476 1086 A5 -794 -1412 TS1 324 1086 B5 -642 -1412 RESET 172 1086 C5 -491 -1412 K8 21 1086 A6 -339 -1412 K7 -131 1086 B6 -187 -1412 K6 -283 1086 C6 -36 -1412 K5 -434 1086 A7 116 -1412 K4 -586 1086 B7 268 -1412 K3 -738 1086 C7 420 -1412 K2 -889 1086 A8 571 -1412 K1 -1462 931 B8 723 -1412 COM1 -1462 733 C8 1084 -1240 COM2 -1462 581 A9 1084 -1088 COM3 -1462 430 B9 1084 -936 OS3 -1462 278 C9 1084 -785 A1 -1462 126 A10 1084 -633 B1 -1462 -26 B10 1084 -481 C1 -1462 -177 C10 1084 -330 A2 -1462 -329 OS1 1084 -178 B2 -1462 -481 VDD 1084 -26 C2 -1462 -632 OS2 1084 125 A3 -1462 -784 TS2 1084 326 B3 -1462 -936 C1 (+) 1084 534 C3 -1462 -1087 C2 (-) 1084 735 A4 -1462 -1239 VSS2 1084 937 21 2003-02-19 T6A36S,JT6A36X-AS Chip Layout Pad Layout Active Element 22 2003-02-19 T6A36S,JT6A36X-AS Package Dimensions Weight: 0.66 g (typ.) 23 2003-02-19 T6A36S,JT6A36X-AS RESTRICTIONS ON PRODUCT USE 000707EBA * TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the "Handling Guide for Semiconductor Devices," or "TOSHIBA Semiconductor Reliability Handbook" etc.. * The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury ("Unintended Usage"). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made at the customer's own risk. * The products described in this document are subject to the foreign exchange and foreign trade laws. * The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. * The information contained herein is subject to change without notice. 24 2003-02-19