The UPD7554ACS-XXX is a 20-pin dual in-line microcontroller with a maximum operating temperature of 70 degrees Celsius and a minimum operating temperature of -10 degrees Celsius. It is available in a commercial temperature grade and has a supply voltage range of 2 to 6 volts. The device has a maximum clock frequency of 0.6 MHz and a 4-bit architecture with 16 I/O lines. It is available in a 0.300 inch plastic SDIP-20 package.
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| Max Operating Temperature | 70 |
| Number of Terminals | 20 |
| Min Operating Temperature | -10 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDIP-T20 |
| Width | 7.62 |
| Length | 18.5 |
| Pin Count | 20 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Min | 2 |
| Supply Voltage-Max | 6 |
| Clock Frequency-Max | 0.6 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 16 |
| External Data Bus Width | 0 |
| Address Bus Width | 0 |
| Bit Size | 4 |
| Speed | 0.71 |
| ROM Programmability | MROM |
| PWM Channels | NO |
| Has ADC | NO |
| DMA Channels | NO |
| DAC Channels | NO |
| HTS Code | 8542.31.00.01 |
| REACH | unknown |
| Military Spec | False |
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