SST89E52RC

FlashFlex MCU SST89E52RC / SST89E54RC Data Sheet FEATURES: 8-bit 8051-Compatible Microcontroller (MCU) with Embedded SuperFlash Memory – Fully Software Compatible – Development Toolset Compatible – Pin-for-Pin Package Compatible SST89E5xRC Operation – 0 to 33MHz at 5V Total 512 Byte Internal RAM (256 Byte by default + 256 Byte enabled by software) Single Block SuperFlash EEPROM – SST89E54RC: 16 KByte primary partition + 1 KByte secondary partition – SST89E52RC: 8 KByte primary partition + 1 KByte secondary partition – Primary Partition is divided into Four Pages – Secondary Partition has One Page – Individual Page Security Lock – In-System Programming (ISP) – In-Application Programming (IAP) – Small-Sector Architecture: 128-Byte Sector Size Support External Address Range up to 64 KByte of Program and Data Memory Three High-Current Port 1 pins (16 mA each) Three 16-bit Timers/Counters Full-Duplex, Enhanced UART – Framing error detection – Automatic address recognition Eight Interrupt Sources at 4 Priority Levels Programmable Watchdog Timer (WDT) Four 8-bit I/O Ports (32 I/O Pins) Second DPTR register Low EMI Mode (Inhibit ALE) Standard 12 Clocks per cycle, the device has an option to double the speed to 6 clocks per cycle. TTL- and CMOS-Compatible Logic Levels Low Power Modes – Power-down Mode with External Interrupt Wake-up – Idle Mode Selectable Operation Clock – Divide down to 1/4, 1/16, 1/256, or 1/1024th Temperature Ranges: – Commercia...