SST89V54RD2

FlashFlex51 MCU SST89E52RD2/RD / SST89E54RD2/RD / SST89E58RD2/RD SST89V52RD2/RD / SST89V54RD2/RD / SST89V58RD2/RD SST89E/V58 / 54 / 52RD2/RD FlashFlex51 MCU Data Sheet FEATURES: 8-bit 8051-Compatible Microcontroller (MCU) with Embedded SuperFlash Memory – Fully Software Compatible – Development Toolset Compatible – Pin-For-Pin Package Compatible SST89E5xRD2 Operation – 0 to 40 MHz at 5V SST89V5xRD2 Operation – 0 to 33 MHz at 3V 1 KByte Internal RAM Dual Block SuperFlash EEPROM – 8/16/32 KByte primary block + 8 KByte secondary block (128-Byte sector size for both blocks) – Individual Block Security Lock with SoftLock – Concurrent Operation during In-Application Programming (IAP) – Memory Overlay for Interrupt Support during IAP Support External Address Range up to 64 KByte of Program and Data Memory Three High-Current Drive Ports (16 mA each) Three 16-bit Timers/Counters Full-Duplex, Enhanced UART – Framing Error Detection – Automatic Address Recognition Ten Interrupt Sources at 4 Priority Levels – Four External Interrupt Inputs Programmable Watchdog Timer (WDT) Programmable Counter Array (PCA) Four 8-bit I/O Ports (32 I/O Pins) and One 4-bit Port Second DPTR register Low EMI Mode (Inhibit ALE) SPI Serial Interface 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 Brown-out Detection Low Power Modes – Power-down Mode with External Interrupt Wake-up – ...