ATMEGA32A-AN vs ATMEGA16A-AU Comparison
Detailed side-by-side comparison of ATMEGA32A-AN by Microchip Technology and ATMEGA16A-AU 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
ATMEGA32A-AN - 8-bit AVR MCU, 32KB Flash, 16MHz, 44-TQFP | Microchip
ATMEGA32A-AN β ActiveMicrochip Technology
ATMEGA16A-AU - 16KB Flash AVR MCU 16MHz TQFP-44 | Microchip
ATMEGA16A-AU β ActiveSpecification Comparison
| Parameter | ATMEGA32A-AN | ATMEGA16A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.40 | $2.05 |
| Core Architecture | 8-bit AVR enhanced RISC | 8-bit AVR enhanced RISC |
| Program Memory (Flash) | 32 KB | β |
| SRAM | 2 KB | 1024 bytes |
| EEPROM | 1 KB | 512 bytes |
| Maximum CPU Clock | 16 MHz | β |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | β |
| I/O Pins | 32 | β |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timer/Counters | Two 8-bit + one 16-bit | β |
| Communication Interfaces | USART, SPI, TWI (I2C) | USART, SPI, TWI (I2C-compatible) |
| Debug Interface | JTAG (IEEE 1149.1 compliant OCD) | JTAG (on-chip debug and boundary scan) |
| Brown-Out Detector | Yes, programmable threshold | β |
| Watchdog Timer | Yes, with internal oscillator | β |
| Operating Temperature Range | -40 C to +105 C (industrial) | β |
| Package | 44-pin TQFP, 10x10 mm, 0.8 mm pitch | 44-TQFP (10 x 10 mm, 1 mm height) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | MSL3 (per JEDEC J-STD-020) | β |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | β |
| AEC-Q100 Automotive | Not qualified | β |
| Flash Program Memory | β | 16 KB (8K x 16), self-programmable |
| Maximum Clock Frequency | β | 16 MHz |
| Performance | β | Approx. 1 MIPS per MHz |
| Instruction Set | β | 133 instructions, most single-cycle |
| Supply Voltage | β | 2.7 V to 5.5 V |
| Timers | β | Two 8-bit + one 16-bit with PWM |
| Programmable I/O | β | 32 programmable I/O lines |
| In-System Programming | β | Yes (ISP via SPI) |
| Life Cycle Stage | β | ACTIVE |