IN80C49N - Integral

IN80C49N CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

IN80C39N/IN80C49N CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER The 80C39/80C49 is a high-performance microcontroller fabricated with high-density CMOS technology. The 80C49 contains a 2k x 8 ROM , a 128 x 8 RAM , 27 I/O lines, 8-bit counter/timers, a two-source, one level interrupt structure, and on-chip oscillator and clock circuits. The device has two modes of p.

Features

8039/8049 compatible  2k x 8 ROM (80C49)  ROMless (80C39)  128 x 8 RAM  8-bit counter/timers
• Memory addressing capability  4k ROM and 4k RAM
• Power control modes:  Idle mode  Power-down mode
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• CMOS and TTL compatible Speed range at VCC=5V  8 MHz
• Fully static design
• Single step input operation from DC to 8MHz (MCS-48 family) PIN CONFIGURATIONS TO XTAL 1 XTAL 2 RESET SS IN T EA RD PSEN WR ALE DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 V SS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 P L A S T IC DUAL I N -L I N E PACKAGE 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 V.