8-bit microcontroller featuring a MELPS740 CPU core operating at a maximum clock frequency of 4.2MHz. This CMOS device offers 10240 words of MROM and 256 bytes of RAM, with 54 I/O lines and an 8-bit external data bus. Housed in a 72-terminal PQFP package (R-PQFP-G72), it supports PWM channels and includes an ADC. Operating within a commercial temperature range of -10°C to 70°C, it requires a supply voltage between 4V and 5.5V.
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Mitsubishi M50957-XXXFP technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 72 |
| Min Operating Temperature | -10 |
| Terminal Position | QUAD |
| JEDEC Package Code | R-PQFP-G72 |
| Width | 13.2 |
| Length | 18 |
| Pin Count | 72 |
| Temperature Grade | COMMERCIAL |
| Supply Current-Max | 10 |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 4 |
| Supply Voltage-Max | 5.5 |
| Clock Frequency-Max | 4.2 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 54 |
| External Data Bus Width | 8 |
| Address Bus Width | 16 |
| Bit Size | 8 |
| Speed | 4.2 |
| ROM Programmability | MROM |
| ROM (words) | 10240 |
| RAM (bytes) | 256 |
| PWM Channels | YES |
| Has ADC | YES |
| DMA Channels | NO |
| DAC Channels | NO |
| RoHS | No |
| HTS Code | 8542.31.00.01 |
| REACH | unknown |
| Military Spec | False |
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