ATAR092-D Datasheet | Atmel

Features - - - - - Extended Temperature Range for High Temperature up to 125°C 4-Kbyte ROM, 256 × 4-bit RAM 16 Bi-directional I/Os Up to 7 External/Internal Interrupt Sources Multifunction Timer/Counter with - IR Remote Control Carrier Generator - Bi-phase, Manchester and Pulse-width Modulator and Demodulator - Phase Control Function 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 Detect Flash Controller ATAM893 Available (SSO20) - - - - - - - Low-current Microcontroller for Wireless munication ATAR092-D Description The ATAR092-D is a member of Atmel’s family of 4-bit single-chip microcontrollers. It offers the highest integration for IR and RF data munication, remote-control and phase-control applications. The ATAR092-D is suitable as a transmitter as well as a receiver. They contain ROM, RAM, parallel I/O ports, two 8-bit programmable multifunction timer/counters with modulator and demodulator function, voltage supervisor, interval timer with watchdog function and a sophisticated on-chip clock generation w i t h ex t e r n a l c l o c k i n p u t , i n t e g r a t e d R C - , 3 2 -k H z c r y s t a l - a n d 4 - M H z crystal-oscillators. .. Figure 1. Block Diagram VSS VDD OSC1 OSC2 Brown-out protect. RESET Voltage monitor External input VMI BP10 Port 1 BP13 BP20/NTE Port 2 BP21 BP22 BP23 RC Crystal oscillators oscillators External clock input UTCM Timer 1 interval- and watchdog timer Timer 2 T2I T2O SD Clock management 4 K x 8 bit 256 x 4 bit 8/12-bit timer with modulator SSI MARC4 Data direction Serial interface Timer 3 8-bit timer/counter with modulator and demodulator SC T3O T3I 4-bit CPU core I/O bus Data direction + alternate function Port 4 Data direction + interrupt control Port 5 Data direction + alternate...