The MD8749H is a 40-pin dual-in-line microcontroller with a maximum operating temperature of 125 degrees Celsius and a minimum operating temperature of -55 degrees Celsius. It has a nominal supply voltage of 5 volts and a maximum supply current of 110 milliamps. The device features 2048 words of ROM and 128 bytes of RAM, with a bit size of 8 and a speed of 11. It is programmable using UV PROM and is packaged in a DIP-40 package.
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| Max Operating Temperature | 125 |
| Number of Terminals | 40 |
| Min Operating Temperature | -55 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-XDIP-T40 |
| Temperature Grade | MILITARY |
| Supply Current-Max | 110 |
| Supply Voltage-Nom | 5 |
| Bit Size | 8 |
| Speed | 11 |
| ROM Programmability | UVPROM |
| ROM (words) | 2048 |
| RAM (bytes) | 128 |
| RoHS | No |
| Eccn Code | 3A001.A.2.C |
| HTS Code | 8542.31.00.01 |
| REACH | Compliant |
| Military Spec | False |
