Datasheet Microchip ATmega128A
| Manufacturer | Microchip |
| Series | ATmega128A |
The high-performance, low-power Microchip 8-bit AVR RISC-based microcontroller combines 128KB flash memory with read-while-write capabilities, 4KB EEPROM, 4KB SRAM, 53 general purpose I/O lines, 32 general purpose working registers, real time counter, four flexible timer/counters with compare modes and PWM, two USARTs , a byte oriented Two-wire serial interface, an 8-channel/10-bit A/D converter with optional differential input stage with programmable gain, programmable watchdog timer with internal oscillator, SPI serial port, a JTAG (IEEE 1149
Datasheets
ATmega128A - Complete Datasheet
PDF, 5.9 Mb, File published: Dec 10, 2016
Extract from the document
Prices
Packaging
| ATMEGA128A-AN | ATMEGA128A-ANR | ATMEGA128A-AU | ATMEGA128A-AU-HCM | ATMEGA128A-AUR | ATMEGA128A-MN | ATMEGA128A-MNR | ATMEGA128A-MU | ATMEGA128A-MUR | |
|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Package | TQFP | TQFP | TQFP | TQFP | TQFP | VQFN | VQFN | VQFN | VQFN |
Parametrics
| Parameters / Models | ATMEGA128A-AN | ATMEGA128A-ANR | ATMEGA128A-AU | ATMEGA128A-AU-HCM | ATMEGA128A-AUR | ATMEGA128A-MN | ATMEGA128A-MNR | ATMEGA128A-MU | ATMEGA128A-MUR |
|---|---|---|---|---|---|---|---|---|---|
| ADC Input | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| ADC with Computation | No | No | No | No | No | No | No | No | No |
| Angular Timer | No | No | No | No | No | No | No | No | No |
| Architecture | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| CPU Type | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR |
| CRC | No | No | No | No | No | No | No | No | No |
| Class B Hardware | No | No | No | No | No | No | No | No | No |
| Emulated EEPROM in Flash | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 |
| High Voltage Capable | No | No | No | No | No | No | No | No | No |
| I2C | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Internal Oscillator | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Internal Voltage Reference, Bandgap | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Lead Count | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 |
| Math Accelerator | No | No | No | No | No | No | No | No | No |
| Max 16-Bit Digital Timers | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Max 8-Bit Digital Timers | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Max ADC Resolution, Bits | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Max CPU Speed, MHz | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Max PWM outputs, including complementary | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Number of Comparators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Operation Voltage Max, V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Operation Voltage Min, V | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 |
| Package Width | 14x14x1mm | 14x14x1mm | 14x14x1mm | 14x14x1mm | 14x14x1mm | 9x9x1mm | 9x9x1mm | 9x9x1mm | 9x9x1mm |
| Peripheral Pin Select / Pin Muxing | No | No | No | No | No | No | No | No | No |
| Pin count | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 |
| Program Memory Size, KB | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 | 128 |
| SPI | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| SRAM, Bytes | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 | 4096 |
| Temp Range Max | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 |
| Temp Range Min | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 |
| UART | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Zero Cross detect | No | No | No | No | No | No | No | No | No |
Model Line
Series: ATmega128A (9)
Manufacturer's Classification
- Microcontrollers > 8-bit Microcontrollers
