ATMEGA164P-A15AZ vs ATMEGA16A-AU Comparison
Detailed side-by-side comparison of ATMEGA164P-A15AZ 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
ATMEGA164P-A15AZ - 8-bit AVR MCU 16KB Flash, Automotive | Atmel
ATMEGA164P-A15AZ ✓ ActiveMicrochip Technology
ATMEGA16A-AU - 16KB Flash AVR MCU 16MHz TQFP-44 | Microchip
ATMEGA16A-AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164P-A15AZ | ATMEGA16A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR enhanced RISC |
| Data Bus Width | 8 bit | — |
| Flash Memory | 16 KB in-system programmable (read-while-write) | — |
| EEPROM | 512 B | 512 bytes |
| SRAM | 1 KB | 1024 bytes |
| Maximum Clock Speed | 8 MHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O | 32 I/O lines (Microchip product page) | — |
| Working Registers | 32 general purpose registers | — |
| Instruction Set | 133 instructions, most single-cycle | 133 instructions, most single-cycle |
| Package Type | TQFP, 14 x 14 mm, 1 mm height, 44 terminals | — |
| Terminal Form | Gull wing | — |
| Temperature Grade | Automotive | — |
| Mounting Style | Surface Mount | — |
| Life Cycle Stage | ACTIVE | ACTIVE |
| Debug/Programming | ICSP and in-circuit debugging via SPI (e.g., MPLAB SNAP) | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant |
| Operating Temperature Range | [DATA_NEEDED: exact operating temperature range] | — |
| Flash Program Memory | — | 16 KB (8K x 16), self-programmable |
| Maximum Clock Frequency | — | 16 MHz |
| Performance | — | Approx. 1 MIPS per MHz |
| Supply Voltage | — | 2.7 V to 5.5 V |
| ADC | — | 8-channel, 10-bit |
| Timers | — | Two 8-bit + one 16-bit with PWM |
| Communication Interfaces | — | USART, SPI, TWI (I2C-compatible) |
| Debug Interface | — | JTAG (on-chip debug and boundary scan) |
| Programmable I/O | — | 32 programmable I/O lines |
| Package | — | 44-TQFP (10 x 10 mm, 1 mm height) |
| Mounting Type | — | Surface Mount |
| In-System Programming | — | Yes (ISP via SPI) |