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ATMEGA644-20AUR
Microchip Technology
64KB 32K x 16 FLASH AVR 8-Bit Microcontroller AVR® ATmega Series ATMEGA644 44 Pin 20MHz 5V 44-TQFP
SOT-23
ATMEGA644-20AUR Datasheet PDF
non-compliant
| Parameter Name | Value |
|---|---|
| Type | Parameter |
| Lifecycle Status | Production (Last Updated: 2 years ago) |
| Factory Lead Time | 3 Weeks |
| Package / Case | 44-TQFP |
| Mounting Type | Surface Mount |
| Mount | Surface Mount |
| Surface Mount | YES |
| Number of Pins | 44 |
| Supplier Device Package | 44-TQFP (10x10) |
| Number of Terminals | 44 |
| Mounting Style | SMD/SMT |
| Interfaces | SPI/USART |
| Data Converters | A/D 8x10b |
| Schedule B | 8542310000 |
| Number of I/Os | 32 |
| RoHS | Compliant |
| Manufacturer | Microchip |
| Brand | Microchip Technology / Atmel |
| Tradename | AVR |
| Package | Tape & Reel (TR);Cut Tape (CT);Digi-Reel®; |
| Base Product Number | ATMEGA644 |
| Mfr | Microchip Technology |
| Product Status | Active |
| Package Shape | SQUARE |
| Number of I/O Lines | 32 |
| Packaging | Tape & Reel (TR) |
| Operating Temperature | -40°C~85°C TA |
| Published | 1997 |
| Series | AVR® ATmega |
| JESD-609 Code | e3 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Number of Terminations | 44 |
| Terminal Finish | Matte Tin (Sn) |
| Max Operating Temperature | 85 °C |
| Min Operating Temperature | -40 °C |
| Additional Feature | ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ |
| Terminal Position | QUAD |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 5V |
| Terminal Pitch | 0.8mm |
| Reach Compliance Code | compliant |
| Frequency | 20MHz |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Base Part Number | ATMEGA644 |
| JESD-30 Code | S-PQFP-G44 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Power Supplies | 3/5 V |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Min (Vsup) | 4.5V |
| Interface | I2C, SPI, UART, USART |
| Max Supply Voltage | 5.5 V |
| Min Supply Voltage | 2.7 V |
| Memory Size | 64kB |
| Oscillator Type | Internal |
| Number of I/O | 32 |
| Speed | 20MHz |
| RAM Size | 4K x 8 |
| Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 2.7V~5.5V |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Core Processor | AVR |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Program Memory Type | FLASH |
| Core Size | 8-Bit |
| Program Memory Size | 64KB 32K x 16 |
| Connectivity | I2C, SPI, UART/USART |
| Supply Current-Max | 9 mA |
| Bit Size | 8 |
| Data Converter | A/D 8x10b |
| Has ADC | YES |
| DMA Channels | NO |
| Data Bus Width | 8b |
| PWM Channels | YES |
| DAC Channels | NO |
| Seated Height-Max | 1.2 mm |
| Number of Timers/Counters | 3 |
| Product Type | 8-bit Microcontrollers - MCU |
| ROM (words) | 32768 |
| Core Architecture | AVR |
| EEPROM Size | 2K x 8 |
| CPU Family | AVR RISC |
| RAM (bytes) | 4096 |
| ROM Programmability | FLASH |
| Product | MCU |
| Product Category | 8-bit Microcontrollers - MCU |
| Device Core | AVR |
| Length | 10mm |
| Height Seated (Max) | 1.2mm |
| Width | 10 mm |
| RoHS Status | ROHS3 Compliant |
| Radiation Hardening | No |
| Quantity | Unit Price | Ext. Price |
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