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HTG12G0 Dataheets PDF



Part Number HTG12G0
Manufacturers Holtek Semiconductor Inc
Logo Holtek Semiconductor Inc
Description Microcontroller
Datasheet HTG12G0 DatasheetHTG12G0 Datasheet (PDF)

HTG12G0 Microcontroller Features • • • • • • • • • • Operating voltage: 2.4V~3.3V Eight input lines Two output lines Five working registers RC oscillator for system clock Crystal oscillator for RTC and LCD clock 8K×8 program ROM 156×4 data RAM 50×8 segment LCD driver, 1/5 bias, 1/8 duty 8-bit programmable timer with built-in frequency source • • • • • • • Internal timer overflow and RTC interrupt 16 kinds of programmable sound effects Halt function and wake-up feature reduce power consumption.

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HTG12G0 Microcontroller Features • • • • • • • • • • Operating voltage: 2.4V~3.3V Eight input lines Two output lines Five working registers RC oscillator for system clock Crystal oscillator for RTC and LCD clock 8K×8 program ROM 156×4 data RAM 50×8 segment LCD driver, 1/5 bias, 1/8 duty 8-bit programmable timer with built-in frequency source • • • • • • • Internal timer overflow and RTC interrupt 16 kinds of programmable sound effects Halt function and wake-up feature reduce power consumption One-level subroutine nesting 8-bit table read instruction Up to 4.0µs instruction cycle with 1.0MHz system clock at VDD=3V 95 powerful instructions General Description The HTG12G0 is a 4-bit single chip microcontroller specially designed for LCD product applications. It is ideally suited for applications requiring low power consumption, with many LCD segments such as calculator, scale, subsystem controller, hand-held LCD products and electronic appliances. 1 14th May ’99 HTG12G0 Block Diagram Notes: ACC: Accumulator R0~R4: Working registers PP, PS: Input ports PA2: LCD on/off switch PC: Program counter PA0~PA1: Output ports PA3: ROM bank control bit 2 14th May ’99 HTG12G0 Pad Assignment Chip size: 3070 × 4440 (µm)2 * The IC substrate should be connected to VSS in the PCB layout artwork. 3 14th May ’99 HTG12G0 Pad Coordinates Pad No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 Unit: µm X –1403.50 –1403.50 –1403.50 –1403.50 –1304.00 –1304.00 –1358.50 –1409.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1403.50 –1409.50 –1342.00 –1071.50 –871.50 –640.00 –500.00 –360.00 –220.00 –80.00 60.00 200.00 340.00 1412.00 1412.00 1412.00 1412.00 1412.00 Y 2012.75 1872.75 1741.75 1610.75 1431.75 1276.25 1104.25 929.25 377.75 249.75 121.75 –6.25 –134.25 –262.25 –390.25 –518.25 –646.25 –774.25 –902.25 –1030.25 –1158.25 –1286.25 –1414.25 –1542.25 –1680.75 –1926.25 –1920.25 –1920.25 –1994.75 –1994.75 –1994.75 –1994.75 –1994.75 –1994.75 –1994.75 –1994.75 –2034.75 –1877.25 –1712.25 –1542.25 –1406.25 Pad No. 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 X 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1412.00 1071.50 490.00 358.00 228.00 105.00 –18.00 –141.00 –264.00 –387.00 –510.00 –633.00 –756.00 –879.00 –1002.00 –1129.50 Y –1270.25 –1134.25 –998.25 –862.25 –726.25 –590.25 –454.25 –318.25 –182.25 –46.25 89.75 225.75 361.75 497.75 633.75 769.75 905.75 1041.75 1177.75 1313.75 1449.75 1585.25 1720.75 1865.25 2034.75 2037.25 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 2034.75 4 14th May ’99 HTG12G0 Pad Description Pad No. 1~4, 36~81 5 6 7 8 9 10 19 20 26 11~18 21~24 25 27 28 29 30 31~34 Pad name SEG3~SEG0 SEG49~SEG4 BZ BZ VDD OSCI OSCO T512 TEST1 TEST2 T1D COM7~COM0 PS3~PS0 VSS PA1 PA0 XIN XOUT PP0~PP3 I/O O O I I O O I I O O I I O I O I Mask Option — * — — Description LCD driver outputs for LCD panel segment Sound effect output Positive power supply An external resistor between OSCI and OSCO is needed for internal system clock. For test mode only TEST1 and TEST2 must be open when the HTG12G0 is in normal operation (with an internal pull high resistor) Output for LCD panel common plate 4-bit port for input only Negative power supply, GND 2-bit latch port for output only — — Pull-high or None ** — CMOS or NMOS Open Drain — Pull-high or None ** — 32768Hz crystal oscillator for time base 4-bit port for input only Input for reset LSI inside Reset is active at logical low level 35 RES I *: 6 internal sources deriving from the system clock can be selected as sound effect clock by mask option. If Holtek’s sound library is invoked, only 128K and 64K is accepted. **: Each bit of input ports PS, PP can be a trigger source of HALT interrupt. That can be specified by mask option. Absolute Maximum Ratings Supply Voltage .........................VSS–0.3V to 13V Input Voltage.......................VSS–0.3 to VDD+0.3 Operating Temperature................... 0°C to 70°C Storage Temperature................. –50°C to 125°C Note: These are stress ratings only. Stresses exceeding the range specified under “Absolute Maximum Ratings” may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability. 5 14th May ’99 HTG12G0 D.C. Characteristics Symbol VDD IDD ISTB VIL1 VIH1 VIL2 VIH2 IOL1 IOH1 IOL2 IOH2 IOL3 IOH3 IOL4 IOH4 RPH1 RPH2 Ta=25°C Parameter VDD Operating Voltage Operating Current Standby Current (RTC OSC ON) and LCD ON Inpu.


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