Microchip Technology ATMEGA644P-A15MZ Microcontrollers
IC MCU 8BIT 64KB FLASH 44VQFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATMEGA644P-A15MZ
Base Model
Detailed Description
IC MCU 8BIT 64KB FLASH 44VQFN
Package
44-VFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
ATMEGA644P-A15MZ Datasheet
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Technical Specifications
Microchip Technology ATMEGA644P-A15MZ Microcontrollers technical specifications.
General
RAM Size
4K x 8
RoHS
Yes
Number of Pins
44
Package / Case
44-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
32
Related Parts Comparison (ATMEGA644P-A15MZ vs ATMEGA644PV-10AUR vs ATMEGA644PV-10MUR vs ATMEGA644PA-AN)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 44-VFQFN Exposed Pad | 44-TQFP | 44-VFQFN Exposed Pad | 44-TQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Number of Pins | 44 | 44 | 44 | 44 |
| Core Processor | AVR | AVR | AVR | AVR |
| Core Size | 8-Bit | 8-Bit | 8-Bit | 8-Bit |
| RAM Size | 4K x 8 | 4K x 8 | 4K x 8 | 4K x 8 |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Connectivity | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| Data Converters | A/D 8x10b | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| Action |
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