Key facts
- Brand
- Atmel
- Model
- ATmega32/ATmega32L
- Category
- microcontrollers
- Industry
- Electronics
- Documents
- 3
- Languages
- EN · ZH
- Last added
- 2012-04-07
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Atmel ATmega32/ATmega32L User Manual
The ATmega32 and ATmega32L are low‑power 8‑bit AVR microcontrollers featuring up to 32 KB of in‑system programmable Flash, 1 KB EEPROM, 2 KB SRAM, and a rich peripheral set including timers, PWM, ADC, USART, SPI and JTAG. They operate from 2.7 V to 5.5 V (ATmega32L) or 4.5 V to 5.5 V (ATmega32) and can deliver up to 16 MIPS at 16 MHz.
This manual covers the device’s pin‑out diagrams, detailed pin descriptions, core architecture, register set, status register, programming options, and example code. It also includes electrical specifications, power‑saving modes, and reference information for developers writing firmware for these microcontrollers.
Atmel ATmega32/ATmega32L specifications
| Flash Memory | 32 KB |
|---|---|
| EEPROM | 1 KB |
| SRAM | 2 KB |
| Operating Voltage (ATmega32L) | 2.7 V – 5.5 V |
| Operating Voltage (ATmega32) | 4.5 V – 5.5 V |
| Maximum Throughput | 16 MIPS at 16 MHz |
| ADC | 8‑channel, 10‑bit |
| Programmable I/O Lines | 32 |
All Atmel ATmega32/ATmega32L documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the size of the flash memory in the ATmega32/ATmega32L?
The device includes 32 KB of in‑system self‑programmable Flash memory.
What are the operating voltage ranges for the ATmega32 and ATmega32L?
ATmega32L operates from 2.7 V to 5.5 V, while ATmega32 operates from 4.5 V to 5.5 V.
What is the size of the flash memory in the ATmega32?
The ATmega32 provides 32 Kbytes of In‑System Programmable Flash memory.
What voltage range does the ATmega32L operate at?
The ATmega32L operates from 2.7 V to 5.5 V.
What is the maximum operating frequency for ATmega32?
The maximum operating frequency for ATmega32 is 16 MHz.
How much Flash memory does the ATmega32 have?
It has 32 KB of system programmable Flash memory.