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ATMEGA48P-20MU, in 3D

ATMEGA48P-20MU

Microchip Technology

-40℃~+85℃ 10bit 2.7V~5.5V 20MHz 23 256Byte 4KB 512Byte 8 Bit AVR Built-in FLASH VQFN-32(5x5) Microcontrollers (MCU/MPU/SOC) ROHS

Extended
DatasheetJLCPCBLCSCmicrochip/ATMEGA48P-20MU
Category
Microcontrollers (MCU, MPU, SOC)
Package
VQFN-32(5x5)
Pins
2

Overview

The ATMEGA48P-20MU is a microcontroller made by Microchip Technology in a VQFN-32(5x5) package with 33 pins. -40℃~+85℃ 10bit 2.7V~5.5V 20MHz 23 256Byte 4KB 512Byte 8 Bit AVR Built-in FLASH VQFN-32(5x5) Microcontrollers (MCU/MPU/SOC) ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ATMEGA48V-10AI, from EasyEDA) and its footprint (EasyEDA_Cloud:TQFN-32_L5.0-W5.0-P0.50-BL-EP3.1, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C1339400).

Symbol

EP33PD2(INT0/PCINT18)32PD1(TXD/PCINT17)31PD0(RXD/PCINT16)30PC6(RESET#/PCINT14)29PC5(ADC5/SCL/PCINT13)28PC4(ADC4/SDA/PCINT12)27PC3(ADC3/PCINT11)26PC2(ADC2/PCINT10)25PC1(ADC1/PCINT9)24PC0(ADC0/PCINT8)23ADC722GND21AREF20ADC619AVCC18PB5(SCK/PCINT5)17(PCINT4/MISO)PB416(PCINT3/OC2A/MOSI)PB315(PCINT2/SS/OC1B)PB214(PCINT1/OC1A)PB113(PCINT0/CLKO/ICP1)PB012(PCINT23/AIN1)PD711(PCINT22/OC0A/AIN0)PD610(PCINT21/OC0B/T1)PD59(PCINT7/XTAL2/TOSC2)PB78(PCINT6/XTAL1/TOSC1)PB67VCC6GND5VCC4GND3(PCINT20/XCK/T0)PD42(PCINT19/OC2B/INT1)PD31
EasyEDA_Cloud:ATMEGA48V-10AIFrom EasyEDA

Footprint

33
EasyEDA_Cloud:TQFN-32_L5.0-W5.0-P0.50-BL-EP3.1From EasyEDA

Parameters

16
ADC (Bit)
10bit
CPU Core
AVR
CPU Maximum Speed
20MHz
Core Size
8 Bit
EEPROM
256Byte
Features
Power-on reset (POR), Undervoltage detection (BOR/LVD/LVR/LVI), Watchdog reset, External pin reset (NRST), Built-in general-purpose timer, Programmable watchdog, Touch function
Internal Oscillator
有
Low-Voltage Detect
有
Number of I/O
23
Operating Temperature
-40℃~+85℃
Oscillator Type
Built-in
Program Memory Type
FLASH
Program Storage Size
4KB
RAM Size
512Byte
Voltage - Supply
2.7V~5.5V
Watchdog
有

Order codes

1

Pinout

33
The pins of the ATMEGA48P-20MU
PinNameType
1(PCINT19/OC2B/INT1)PD3Unspecified
2(PCINT20/XCK/T0)PD4Unspecified
3GNDUnspecified
4VCCUnspecified
5GNDUnspecified
6VCCUnspecified
7(PCINT6/XTAL1/TOSC1)PB6Unspecified
8(PCINT7/XTAL2/TOSC2)PB7Unspecified
9(PCINT21/OC0B/T1)PD5Unspecified
10(PCINT22/OC0A/AIN0)PD6Unspecified
11(PCINT23/AIN1)PD7Unspecified
12(PCINT0/CLKO/ICP1)PB0Unspecified
13(PCINT1/OC1A)PB1Unspecified
14(PCINT2/SS/OC1B)PB2Unspecified
15(PCINT3/OC2A/MOSI)PB3Unspecified
16(PCINT4/MISO)PB4Unspecified
17PB5(SCK/PCINT5)Unspecified
18AVCCUnspecified
19ADC6Unspecified
20AREFUnspecified
21GNDUnspecified
22ADC7Unspecified
23PC0(ADC0/PCINT8)Unspecified
24PC1(ADC1/PCINT9)Unspecified
25PC2(ADC2/PCINT10)Unspecified
26PC3(ADC3/PCINT11)Unspecified
27PC4(ADC4/SDA/PCINT12)Unspecified
28PC5(ADC5/SCL/PCINT13)Unspecified
29PC6(RESET#/PCINT14)Unspecified
30PD0(RXD/PCINT16)Unspecified
31PD1(TXD/PCINT17)Unspecified
32PD2(INT0/PCINT18)Unspecified
33EPUnspecified

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Questions

Is there a KiCad symbol and footprint for the ATMEGA48P-20MU?

Yes. The symbol is EasyEDA_Cloud:ATMEGA48V-10AI and the footprint EasyEDA_Cloud:TQFN-32_L5.0-W5.0-P0.50-BL-EP3.1, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the ATMEGA48P-20MU?

VQFN-32(5x5), with 33 pins. Its footprint is drawn on this page.

Where is the ATMEGA48P-20MU datasheet?

Microchip Technology publishes it: the Datasheet link on this page opens it.

Where can I order the ATMEGA48P-20MU?

JLCPCB lists it as part C1339400, with 0 in stock; the sellers' links on this page open their listings.

What can replace the ATMEGA48P-20MU?

Parts like it in the library: the R5F10BBGKNA#G5 by Renesas Electronics, the ATMEGA1608-MFR by Microchip Technology, the ATMEGA1608-MU by Microchip Technology and the ATMEGA808-MF by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

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