Conventional Microcontrollers

80C31/80C51 - 80C515/80C535 - 80C517/80C537

source : Batronix

80C31/80C51
. Oscillatorfrequency 0-33MHz . 4k ROM (80C51) . 128 bytes RAM . four 8bit I/O ports . three 16bit counter/timer . Memory addressing capability - 64k ROM and 64k RAM . 4 level priority interrupt . 6 interrupt sources . Four 8-bit I/O ports . DIP 40, PLCC44, QFP44 package.
Download PDF-File (38 pages, 347 KBytes)

80C515/80C535
. Oscillatorfrequency 0-20MHz . 8 Kbyte ROM(80C515) . 256 byte RAM . Six 8-bit I/O ports . three 16-bit counter/timer . Memory addressing capability - 64k ROM and 64k RAM . 4 level priority interrupt . 7 external, 5 internal sources . Six 8-bit I/O ports . A/D converter, 8 multiplexed analog inputs, programmable reference voltages . 16-bit watchdog timer . PLCC66, P MQFP-80 package
Download PDF-File (270 pages, 2825 KBytes, with instruction set)

80C517/80C537
. Oscillatorfrequency 12-16MHz . 8 Kbyte ROM(80C517) . 256 byte RAM . seven 8-bit I/O ports, 12 inputs . four 16-bit counter/timer . Memory addressing capability - 64k ROM and 64k RAM . 4 level priority interrupt . 14 internal sources . A/D converter, 12 multiplexed analog inputs, programmable reference voltages . 16-bit watchdog timer . PLCC85, P MQFP-100 package
Download PDF-File (61 pages, 1055 KBytes)

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