| Mfr. Part # | ATMEGA8U2-AU | ATMEGA48A-AU |
| Manufacturer | Microchip Technology | Microchip Technology |
| Description | AVR microcontroller; EEPROM: 512B; SRAM: 500B; Flash: 8kB; TQFP32 | IC MCU 8BIT 4KB FLASH 32TQFP |
| Datasheet | ||
| RoHS | ||
| Specifications | ||
Factory Lead Time | 10 Weeks | 6 Weeks |
Contact Plating | Tin | Tin |
Mount | Surface Mount | Surface Mount |
Mounting Type | Surface Mount | Surface Mount |
Package / Case | 32-TQFP | 32-TQFP |
Number of Pins | 32 | 32 |
Number of I/Os | 22 | 23 |
ROM(word) | 4096 | - |
Watchdog Timers | Yes | Yes |
Operating Temperature | -40°C~85°C TA | -40°C~85°C TA |
Packaging | Tray | Tray |
Series | AVR® ATmega | AVR® ATmega |
Published | 2009 | 1997 |
JESD-609 Code | e3 | e3 |
Pbfree Code | yes | yes |
Part Status | Active | Active |
Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 3 (168 Hours) |
Number of Terminations | 32 | 32 |
Voltage - Supply | 5V | 5V |
Terminal Position | QUAD | QUAD |
Terminal Form | GULL WING | GULL WING |
Peak Reflow Temperature (Cel) | 260 | 260 |
Terminal Pitch | 0.8mm | - |
Frequency | 16MHz | 20MHz |
Time@Peak Reflow Temperature-Max (s) | 40 | 40 |
Base Part Number | ATMEGA8U2 | ATMEGA48A |
Interface | SPI, UART, USART, USB | I2C, SPI, Serial, UART, USART |
Memory Size | 8kB | 4kB |
Oscillator Type | Internal | Internal |
RAM Size | 512 x 8 | 512 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 | 8KB 4K x 16 | 4KB 2K x 16 |
Connectivity | SPI, UART/USART, USB | I2C, SPI, UART/USART |
Bit Size | 8 | 8 |
Has ADC | NO | YES |
DMA Channels | NO | NO |
Data Bus Width | 8b | 8b |
DAC Channels | NO | - |
Number of Timers/Counters | 2 | 3 |
EEPROM Size | 512 x 8 | 256 x 8 |
Number of PWM Channels | 5 | 6 |
Number of SPI Channels | 1 | - |
Height | 1.05mm | 1.05mm |
Length | 7mm | 7mm |
Width | 7mm | 7mm |
REACH SVHC | No SVHC | No SVHC |
Radiation Hardening | No | No |
RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
Data Converters | - | A/D 8x10b |
Power Supplies | - | 2/5V |
Boundary Scan | - | NO |
Low Power Mode | - | YES |
Format | - | FIXED POINT |
Integrated Cache | - | NO |
RAM (words) | - | 512 |
Number of ADC Channels | - | 8 |
Voltage - Supply (Max) | - | 5.5V |
Voltage - Supply (Min) | - | 4.5V |
Number of External Interrupts | - | 2 |
Number of I2C Channels | - | 1 |
Lead Free | - | Lead Free |
| Pricing(USD) | ||
| Grads Price | Quantity Unit Price 1+ $8.33413 10+ $7.86239 100+ $7.41735 500+ $6.9975 1000+ $6.60142 | Quantity Unit Price 1+ $1.80949 10+ $1.70707 100+ $1.61044 500+ $1.51929 1000+ $1.43329 |
| Availability | 3000 | 2500 |
| Price | $8.33413 | $1.80949 |
| Quantity |
In Stock : 3000