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EM6520 Datasheet(PDF) 1 Page - EM Microelectronic - MARIN SA |
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EM6520 Datasheet(HTML) 1 Page - EM Microelectronic - MARIN SA |
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EM6520 03/02 REV. D/449 Copyright 2002, EM Microelectronic-Marin SA 1 www.emmicroelectronic.com MFP version of EM6620 Ultra Low Power Microcontroller 4x8 LCD Driver Features • Low Power - 8 µA active mode, LCD On - 1.1 µA standby mode, LCD Off - 0.1 µA sleep mode @ 3 V, 32 kHz, 25°C • Large Voltage range, 2 to 5.5 V • SVLD, default (2.4V) • EEPROM, 2048 × 16 bits • RAM, 64 × 4 bits • 2 clocks per instruction cycle • 72 basic instructions • Oscillation supervisor • Timer watchdog (2 sec) • Max. 8 inputs ; port A, port B • max. 4 outputs ; port B • LCD 8 segments, 3 or 4 times multiplexed • Universal 10-bit counter, PWM, event counter • Prescaler down to 1 Hz (crystal = 32 KHz) • 1/1000 sec, 12 bit binary coded decimal counter with hard or software start/stop function • Frequency output 1Hz, 2048 Hz, 32 KHz, PWM • 7 internal interrupt sources (BCD counter, • 2×10-bit counter, 3× prescaler, SVLD) • 5 external interrupt sources (port A, compare) Description The EM6520 is an advanced single chip CMOS 4- bit microcontroller. It contains EEPROM, RAM, power on reset, watchdog timer, oscillation detection circuit, 10 bit up/down counter, Millisecond counter, prescaler, voltage level detec- tor (SVLD), compare input, frequency output, LCD driver and several clock functions. The low voltage feature and low power consumption make it the most suitable controller for battery, stand alone and mobile equipment. The EM6520 is manufactured using EM Microelectronic’s Advanced Low Power (ALP) CMOS Process. Typical Applications • Timing device • Medical applications • Domestic appliance • Timer / sports timing devices • Safety and security devices • Automotive controls with display • Measurement equipment • Interactive system with display • Bicycle computers Figure 1. Architecture Figure 2. Pin Configuration EM MICROELECTRONIC - MARIN SA |
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