ATMEGA328P-PU vs ATMEGA168-20PU feature comparison

ATMEGA328P-PU Microchip Technology Inc

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ATMEGA168-20PU Atmel Corporation

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Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Not Recommended Transferred
Ihs Manufacturer MICROCHIP TECHNOLOGY INC ATMEL CORP
Package Description DIP-28 0.300 INCH, GREEN, PLASTIC, DIP-28
Reach Compliance Code compliant unknown
ECCN Code EAR99
HTS Code 8542.31.00.01 8542.31.00.01
Factory Lead Time 8 Weeks, 4 Days
Samacsys Manufacturer Microchip Microchip
Has ADC YES YES
Additional Feature IT ALSO OPERATES 1.8V AT 4 MHZ OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
Address Bus Width
Bit Size 8 8
Boundary Scan NO
CPU Family AVR RISC AVR RISC
Clock Frequency-Max 20 MHz 20 MHz
DAC Channels YES NO
DMA Channels NO NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code R-PDIP-T28 R-PDIP-T28
JESD-609 Code e3 e3
Length 34.67 mm 34.671 mm
Low Power Mode YES
Number of External Interrupts 2
Number of I/O Lines 23 23
Number of Serial I/Os 1
Number of Terminals 28 28
Number of Timers 3
On Chip Data RAM Width 8
On Chip Program ROM Width 16 8
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
PWM Channels YES YES
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP28,.3 DIP28,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Qualification Status Not Qualified Not Qualified
RAM (bytes) 2048 1024
RAM (words) 2048
ROM (words) 16384 16384
ROM Programmability FLASH FLASH
Seated Height-Max 5.08 mm 4.5724 mm
Speed 20 MHz 20 MHz
Supply Current-Max 2.7 mA 12 mA
Supply Voltage-Max 5.5 V 5.5 V
Supply Voltage-Min 5 V 4.5 V
Supply Voltage-Nom 5 V 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish Matte Tin (Sn) - annealed MATTE TIN
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 7.2 mm 7.62 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC MICROCONTROLLER, RISC
Base Number Matches 2 2
Part Package Code DIP
Pin Count 28
Core Architecture AVR
Device Core AVR
Clock Speed 20
Ram 1
Flash Memory 16
Can 0
Adc Channels 8
Adc Resolution 10
Moisture Sensitivity Level 1
Peak Reflow Temperature (Cel) 245

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