Atmel T44C080-V
The T44C080-V is a member of Atmel Wireless & Microcontrollers’ 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 supervisor, interval timer with watchdog function and a sophisticated on-chip clock generation with external clock input, integrated RC-, 32-kHz crystal- and 4-MHz crystal-oscillators. Block diagram of the T44C080-V Rev.
| Part No. |
T44C080-V |
| Datasheet |
T44C080-V
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| Manufacturer |
 Atmel |
| Description |
Low-Current Microcontroller |
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FEATURES
/ Benefits D Extended temperature range for very high temperature up to 125_C D Very low power consumption in active, power-down and sleep mode D 2-Kbyte ROM, 256 x 4-bit RAM D 12 bidirectional I/Os D Up to 6 external / internal interrupt sources D Multifunction timer/counter D Programmable system-clock with prescaler and five different clock sources D Wide supply voltage range (1.8 to 6.5 V) D Very low sleep current (< 1 µA) D Synchronous serial interface (2-wire, I2C, 3-wire) D Watchdog, POR and brown-out function D Voltage monitoring incl. Lo_BAT detect D Flash controller T48C893 available (SSO20) NRST/ OSC1 OSC2 V SS VDD Brown-out protect. RESET Voltage monitor External input VMI External RC Crystal oscillators oscillators clock input Clock management UTCM Timer 1 interval- and watchdog timer ROM 2 K x 8 bit RAM 256 x 4 bit Timer 2 8/12-bit timer with modulator SSI Serial interface T2I T2O SD SC BP20/NTE Data direction Port 2 BP21 BP22 BP23 MARC4 4-bit CPU core I/O bus Dat...
