ATMEGA16A-AU vs ATMEGA32-16AUR Comparison
Detailed side-by-side comparison of ATMEGA16A-AU by Microchip Technology and ATMEGA32-16AUR by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA16A-AU - 16KB Flash AVR MCU 16MHz TQFP-44 | Microchip
ATMEGA16A-AU ✓ ActiveMicrochip Technology
ATMEGA32-16AUR - 8-Bit AVR MCU 32KB Flash 16MHz | Microchip
ATMEGA32-16AUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA16A-AU | ATMEGA32-16AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.05 | $3.41 |
| Core Architecture | 8-bit AVR enhanced RISC | 8-bit AVR RISC |
| Flash Program Memory | 16 KB (8K x 16), self-programmable | — |
| SRAM | 1024 bytes | 2 KB |
| EEPROM | 512 bytes | 1 KB |
| Maximum Clock Frequency | 16 MHz | 16 MHz |
| Performance | Approx. 1 MIPS per MHz | — |
| Instruction Set | 133 instructions, most single-cycle | 131 powerful instructions, most single-clock cycle |
| Supply Voltage | 2.7 V to 5.5 V | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timers | Two 8-bit + one 16-bit with PWM | 2 x 8-bit, 1 x 16-bit |
| Communication Interfaces | USART, SPI, TWI (I2C-compatible) | — |
| Debug Interface | JTAG (on-chip debug and boundary scan) | JTAG (boundary scan + on-chip debug) |
| Programmable I/O | 32 programmable I/O lines | — |
| Package | 44-TQFP (10 x 10 mm, 1 mm height) | 44-TQFP (10x10 mm, 0.80 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| In-System Programming | Yes (ISP via SPI) | — |
| Life Cycle Stage | ACTIVE | — |
| RoHS Status | Compliant | Compliant |
| Program Memory Size | — | 32 KB (16K x 16) Flash |
| Program Memory Type | — | In-System Programmable Flash |
| Throughput | — | 16 MIPS at 16 MHz |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| General Purpose I/O Lines | — | 54/69 |
| General Purpose Working Registers | — | 32 |
| PWM Channels | — | 4 |
| Serial Interfaces | — | USART, SPI, TWI (I2C) |
| Operating Temperature | — | -40C to +85C (industrial) |