ATMEGA164A-AU vs ATMEGA16A-AU Comparison
Detailed side-by-side comparison of ATMEGA164A-AU 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
ATMEGA164A-AU - 8-bit AVR MCU, 16KB Flash, 20MHz, 44-TQFP
ATMEGA164A-AU ✓ ActiveMicrochip Technology
ATMEGA16A-AU - 16KB Flash AVR MCU 16MHz TQFP-44 | Microchip
ATMEGA16A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164A-AU | ATMEGA16A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.65 | $2.05 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR enhanced RISC |
| Program Memory (Flash) | 16 KB (8K x 16) | — |
| EEPROM | 512 B | 512 bytes |
| SRAM | 1 KB | 1024 bytes |
| Maximum CPU Speed | 20 MHz (20 MIPS) | — |
| Supply Voltage | 2.7 V to 5.5 V (4.5V-5.5V at 20MHz) | 2.7 V to 5.5 V |
| General Purpose I/O | 32 | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timers/Counters | Two 8-bit, One 16-bit | — |
| PWM Channels | 6 | — |
| Communication Interfaces | 2x USART, SPI, I2C (TWI) | USART, SPI, TWI (I2C-compatible) |
| Operating Temperature | -40C to +85C (industrial) | — |
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10 x 10 mm, 1 mm height) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Flash Program Memory | — | 16 KB (8K x 16), self-programmable |
| Maximum Clock Frequency | — | 16 MHz |
| Performance | — | Approx. 1 MIPS per MHz |
| Instruction Set | — | 133 instructions, most single-cycle |
| Timers | — | Two 8-bit + one 16-bit with PWM |
| Debug Interface | — | JTAG (on-chip debug and boundary scan) |
| Programmable I/O | — | 32 programmable I/O lines |
| In-System Programming | — | Yes (ISP via SPI) |
| Life Cycle Stage | — | ACTIVE |