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ATAR080 Datasheet(PDF) 1 Page - ATMEL Corporation |
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ATAR080 Datasheet(HTML) 1 Page - ATMEL Corporation |
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1 / 68 page  Features/Benefits • Very Low Power Consumption in Active, Power-down and Sleep Mode • 2-Kbyte ROM, 256 × 4-bit RAM • 12 Bi-directional I/Os • Up to 6 External/Internal Interrupt Sources • Multifunction Timer/Counter • Programmable System-clock with Prescaler and Five Different Clock Sources • Wide Supply-voltage Range (1.8 V to 6.5 V) • Very Low Sleep Current (< 1 µA) • Synchronous Serial Interface (2-wire, 3-wire) • Watchdog, POR and Brown-out Function • Voltage Monitoring Inclusive Lo_BAT Detection • Flash Controller ATAM893 available (SSO20) Description The ATAR080 is a member of Atmel’s family of 4-bit single-chip microcontrollers. It contains ROM, RAM, parallel I/O ports, one 8-bit programmable multifunction timer/counter with modulator function, voltage supervision, interval timer with watch- dog function and a sophisticated on-chip clock generation with external clock input, integrated RC-, 32-kHz and 4-MHz crystal-oscillators. Figure 1. Block Diagram Voltage Monitor External input MARC4 4-bit CPU core UTCM OSC1 NRST/ OSC2 I/O bus ROM 2 K × 8 bit RAM 256 × 4 bit VSS Data direction + alternate function Port 4 Port 5 Clock management Timer 1 interval- and watchdog timer Timer 2 8/12-bit timer with modulator T2O SD SC BP20/NTE BP21 BP22 BP23 BP40 INT3 SC BP41 VMI T2I BP43 INT3 SD BP42 T2O RC oscillators VMI T2I VDD Brown-out protect RESET Crystal oscillators External clock input Data direction + interrupt control SSI Serial interface BP50 INT6 BP51 INT6 BP52 INT1 BP53 INT1 Low-current Microcontroller for Wireless Communication ATAR080 Rev. 4675D–4BMCU–12/04 |
Similar Part No. - ATAR080 |
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Similar Description - ATAR080 |
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