CTM8B55EM Datasheet PDF – 8-bit CMOS Microcontroller

Part Number: CTM8B55EM

Function: EPROM-based 8-bit CMOS Microcontroller

Package: DIP 28 Pin Type

Manufacturer: CERAMATE TECHNICAL

Image and Pinouts:
CTM8B55EM datasheet

Description

The CTM8B55EM is an EPROM based 8-bit microcontroller which employs a full CMOS technology enhanced with low-cost, high speed and high noise immunity.  Watchdog Timer, RAM, EPROM, tri-state I/O port, power down mode, and real time programmable clock/counter are integrated into this chip.CTM8B5X contains 33 instructions, all are single cycle except for program branches which take two cycles. On chip memory is available with 512×14 bits of EPROM for CTM8B54E/55E, 1Kx14 bits of EPROM for CTM8B56E, 2Kx14 bits of EPROM for CTM8B57E and 24 to 72 bytes of static RAM.

Features

1. Total of 33 single word instructions .

2. The fast execution time may be 200ns for all single cycle instructions under 20MHz operating.

3. Operating voltage range: 2.3V ~ 6.5V

4. 8-bit data bus.

5. 14-bit instruction word.

6. Four-level stacks.

7. Internal power-on Reset.

8. Device Reset Timer.

9. Code protection.

10. Sleep mode for power saving.

Block Diagram :

components

Other data sheets are available within the file:

CTM8B54E, CTM8B54EN, CTM8B54EP, CTM8B556E, CTM8B556EN

CTM8B55EM Datasheet PDF Download


CTM8B55EM pdf