8-bit RISC microcontroller featuring an AVR RISC CPU operating at a maximum clock frequency of 20MHz. This CMOS device offers 2048 words of FLASH program memory and 256 bytes of RAM. It includes 12 I/O lines, PWM channels, and an ADC, with an 8-bit external data bus. Designed for industrial temperature ranges (-40°C to 85°C), it is housed in a 20-terminal PQCC package with a 0.45mm pitch. Supply voltage ranges from 4.5V to 5.5V.
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Atmel ATTINY44A-MMHR technical specifications.
| Max Operating Temperature | 85 |
| Number of Terminals | 20 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-PQCC-N20 |
| Width | 3 |
| Length | 3 |
| Pin Count | 20 |
| Temperature Grade | INDUSTRIAL |
| Supply Current-Max | 7 |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 4.5 |
| Supply Voltage-Max | 5.5 |
| Clock Frequency-Max | 20 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Number of I/O Lines | 12 |
| External Data Bus Width | 8 |
| Address Bus Width | 0 |
| Bit Size | 8 |
| Speed | 20 |
| ROM Programmability | FLASH |
| ROM (words) | 2048 |
| RAM (bytes) | 256 |
| PWM Channels | YES |
| Has ADC | YES |
| DMA Channels | NO |
| DAC Channels | NO |
| RoHS | Yes |
| Eccn Code | EAR99 |
| HTS Code | 8542.31.00.01 |
| REACH | Compliant |
| Military Spec | False |
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