

Overview
The ATMEGA32-16PU is a microcontroller made by Microchip Technology in a PDIP-40 package with 40 pins. -40℃~+85℃ 10bit 16MHz 1KB 2KB 32 32KB 4.5V~5.5V 8 Bit AVR Built-in FLASH PDIP-40 Microcontrollers (MCU/MPU/SOC) ROHS.
PCBKit's library has its KiCad symbol (MCU_Microchip_ATmega:ATmega32-16P, from KiCad's library) and its footprint (Package_DIP:DIP-40_W15.24mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1337273). 44 open-source boards in 17 repositories on GitHub use it.
Symbol
Footprint
Parameters
16- ADC (Bit)
- 10bit
- CPU Core
- AVR
- CPU Maximum Speed
- 16MHz
- Core Size
- 8 Bit
- EEPROM
- 1KB
- Features
- Power-on reset (POR), Undervoltage detection (BOR/LVD/LVR/LVI), Watchdog reset, Built-in general-purpose timer, Programmable watchdog
- Internal Oscillator
- 有
- Low-Voltage Detect
- 有
- Number of I/O
- 32
- Operating Temperature
- -40℃~+85℃
- Oscillator Type
- Built-in
- Program Memory Type
- FLASH
- Program Storage Size
- 32KB
- RAM Size
- 2KB
- Voltage - Supply
- 4.5V~5.5V
- Watchdog
- 有
Order codes
1- ATMEGA32-16PULCSC C1337273
Pinout
40| Pin | Name | Type |
|---|---|---|
| 1 | PB0 | Input/output |
| 2 | PB1 | Input/output |
| 3 | PB2 | Input/output |
| 4 | PB3 | Input/output |
| 5 | PB4 | Input/output |
| 6 | PB5 | Input/output |
| 7 | PB6 | Input/output |
| 8 | PB7 | Input/output |
| 9 | RESET | Input |
| 10 | VCC | Power in |
| 11 | GND | Power in |
| 12 | XTAL2 | Output |
| 13 | XTAL1 | Input |
| 14 | PD0 | Input/output |
| 15 | PD1 | Input/output |
| 16 | PD2 | Input/output |
| 17 | PD3 | Input/output |
| 18 | PD4 | Input/output |
| 19 | PD5 | Input/output |
| 20 | PD6 | Input/output |
| 21 | PD7 | Input/output |
| 22 | PC0 | Input/output |
| 23 | PC1 | Input/output |
| 24 | PC2 | Input/output |
| 25 | PC3 | Input/output |
| 26 | PC4 | Input/output |
| 27 | PC5 | Input/output |
| 28 | PC6 | Input/output |
| 29 | PC7 | Input/output |
| 30 | AVCC | Power in |
| 31 | GND | Passive |
| 32 | AREF | Passive |
| 33 | PA7 | Input/output |
| 34 | PA6 | Input/output |
| 35 | PA5 | Input/output |
| 36 | PA4 | Input/output |
| 37 | PA3 | Input/output |
| 38 | PA2 | Input/output |
| 39 | PA1 | Input/output |
| 40 | PA0 | Input/output |
Open-source boards using it
All 44- 2 layers73.7 × 83.8 mm

- 2 layers119.4 × 88.9 mm

USB MidiController
derrudi187/USB-MidiController
MidiController based on Atmel with V-USB powered by http://www.obdev.at/vusb/
31 partsGPL-3.0 - 2 layers100 × 80 mm

ATmega32 EEPROM Storage
DINHO365/ATmega32_EEPROM_Data_Storage
Demonstrates internal EEPROM read/write on the ATmega32 by letting a user increment/decrement a value in RAM, save it to EEPROM, read it back, clear it, and recover it after reset or a power cycle.
26 parts - 2 layers189.2 × 124.5 mm

- 2 layers

ATMEGA 32 1
ernest-czachorowski/Flood-Sensors-KiCad-Files
This repository contains KiCad files for my master's thesis IoT infrastructure, which includes water leak detection sensors.
74 partsMIT - 2 layers89.5 × 56.5 mm

- 2 layers149.9 × 106.7 mm

- 2 layers168.5 × 160.6 mm

AUTOMATIC LIGHT SENSOR
josbertbaingana2002-bot/ATmega32_LDR_Automatic_Lighting
Automatic Lighting System using ATmega32, LDR, KiCad and SimulIDE
29 parts
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<iframe src="https://pcbkit.io/embed/parts/microchip/ATMEGA32-16PU" title="ATMEGA32-16PU in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/microchip/ATMEGA32-16PU.jpg" alt="ATMEGA32-16PU" width="1200" height="900">[](https://pcbkit.io/parts/microchip/ATMEGA32-16PU)Questions
Is there a KiCad symbol and footprint for the ATMEGA32-16PU?
Yes. The symbol is MCU_Microchip_ATmega:ATmega32-16P and the footprint Package_DIP:DIP-40_W15.24mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ATMEGA32-16PU?
PDIP-40, with 40 pins. Its footprint is drawn on this page.
Where is the ATMEGA32-16PU datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the ATMEGA32-16PU?
JLCPCB lists it as part C1337273, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ATMEGA32-16PU?
Parts like it in the library: the ATMEGA32A-PU by Microchip Technology, the ATMEGA1284P-PU by Microchip Technology, the ATMEGA16A-PU by Microchip Technology and the PIC16C774-I/P by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the ATMEGA32-16PU?
44 boards in 17 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
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