| Mfr. Part # | AT90USB646-MU | ATMEGA64A-MU |
| Manufacturer | Microchip Technology | Microchip Technology |
| Description | MCU, 8BIT, 64K FLASH, USB, 64QFN | MCU, 8BIT, ATMEGA, 16MHZ, QFN-64 |
| Datasheet | ||
| RoHS | ||
| Specifications | ||
Factory Lead Time | 10 Weeks | 2 Weeks |
Contact Plating | Tin | Tin |
Mount | Surface Mount | Surface Mount |
Mounting Type | Surface Mount | Surface Mount |
Package / Case | 64-VFQFN Exposed Pad | 64-VFQFN Exposed Pad |
Number of Pins | 64 | 64 |
Data Converters | A/D 8x10b | A/D 8x10b |
Number of I/Os | 48 | 53 |
ROM(word) | 65536 | - |
Watchdog Timers | Yes | Yes |
Operating Temperature | -40°C~85°C TA | -40°C~85°C TA |
Packaging | Tray | Tray |
Series | AVR® 90USB | AVR® ATmega |
Published | 2006 | 2005 |
Pbfree Code | yes | yes |
Part Status | Active | Active |
Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 3 (168 Hours) |
Number of Terminations | 64 | 64 |
Voltage - Supply | 5V | 5V |
Terminal Position | QUAD | QUAD |
Terminal Pitch | 0.5mm | 0.5mm |
Frequency | 16MHz | 16MHz |
Base Part Number | AT90USB646 | ATMEGA64A |
Interface | 2-Wire, EBI/EMI, I2C, SPI, Serial, UART, USART, USB | I2C, SPI, UART, USART |
Memory Size | 64kB | 64kB |
Oscillator Type | Internal | Internal |
Speed | 20 MHz | - |
RAM Size | 4K x 8 | 4K x 8 |
uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
Core Processor | AVR | AVR |
Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT |
Program Memory Type | FLASH | FLASH |
Core Size | 8-Bit | 8-Bit |
Program Memory Size | 64KB 64K x 8 | 64KB 32K x 16 |
Connectivity | EBI/EMI, I2C, SPI, UART/USART, USB, USB OTG | I2C, SPI, UART/USART |
Bit Size | 8 | 8 |
Has ADC | YES | YES |
DMA Channels | NO | NO |
Data Bus Width | 8b | 8b |
Number of Timers/Counters | 4 | 4 |
Address Bus Width | 8b | - |
EEPROM Size | 2K x 8 | 2K x 8 |
Number of ADC Channels | 8 | 8 |
Number of PWM Channels | 10 | 6 |
Number of I2C Channels | 1 | 1 |
Height | 1mm | 950μm |
Length | 9mm | 9.1mm |
Width | 9mm | 9.1mm |
REACH SVHC | No SVHC | No SVHC |
Radiation Hardening | No | No |
RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
Lead Free | Lead Free | Lead Free |
Power Supplies | - | 3/5V |
Number of UART Channels | - | 2 |
Voltage - Supply (Max) | - | 5.5V |
| Pricing(USD) | ||
| Grads Price | Quantity Unit Price 1+ $16.4725 10+ $15.54009 100+ $14.66047 500+ $13.83063 1000+ $13.04776 | Quantity Unit Price 1+ $46.79285 10+ $44.1442 100+ $41.64547 500+ $39.28818 1000+ $37.06432 |
| Availability | 24 | 2600 |
| Price | $16.4725 | $46.79285 |
| Quantity |
In Stock : 24