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ATMEGA48-20AU
Microchip TechnologyRoHS 
RoHS compliant
RoHS compliantPackage 32-TQFP
Category Embedded - Microcontrollers / Embedded - Microcontrollers
Description
In a Pack of 5, Microchip, 8bit AVR Microcontroller, 20MHz, 4 kB Flash, 32-Pin TQFP
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Inventory: 269
Minimum: 1
Total Price: USD $6.89
Unit Price: USD $6.89038
≥1 USD $6.89038
≥10 USD $6.50036
≥100 USD $6.132415
≥500 USD $5.785298
≥1000 USD $5.457824
Technical Details
Supply Chain
Factory Lead Time 7 Weeks
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 32-TQFP
Number of Pins 32
Technical
Operating Temperature -40°C~85°C TA
Packaging Tray
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 32
Terminal Finish Matte Tin (Sn) - annealed
Subcategory Microcontrollers
Technology CMOS
Terminal Position QUAD
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 3V
Frequency 20MHz
Time@Peak Reflow Temperature-Max (s) 40
Base Part Number ATMEGA48
Supply Voltage-Max (Vsup) 5.5V
Interface I2C, SPI, USART
Memory Size 4kB
Oscillator Type Internal
Number of I/O 23
RAM Size 512 x 8
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 4KB 2K x 16
Connectivity I2C, SPI, UART/USART
Bit Size 8
Data Converter A/D 8x10b
Watchdog Timer Yes
Access Time 20 μs
Has ADC YES
DMA Channels NO
Data Bus Width 8b
Number of Timers/Counters 3
Address Bus Width 8b
Density 32 kb
EEPROM Size 256 x 8
Boundary Scan NO
Low Power Mode YES
Format FIXED-POINT
Integrated Cache NO
RAM (words) 512
Number of ADC Channels 8
Number of Serial I/Os 1
Number of External Interrupts 2
Number of PWM Channels 6
Number of I2C Channels 1
Ambient Temperature Range High 85°C
Number of SPI Channels 2
Dimensions
Height 1.2mm
Length 7.1mm
Width 7.1mm
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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