ATMEGA161-8AI vs ATMEGA16-16AU Comparison
Detailed side-by-side comparison of ATMEGA161-8AI by Microchip Technology and ATMEGA16-16AU 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
ATMEGA161-8AI - 8MHz 16KB Flash AVR MCU 44-TQFP | Microchip
ATMEGA161-8AI ✗ End of LifeMicrochip Technology
ATMEGA16-16AU - 8-bit AVR MCU 16MHz 16KB Flash TQFP-44 | Microchip
ATMEGA16-16AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA161-8AI | ATMEGA16-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | End of Life | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 16KB (8K x 16) FLASH | — |
| SRAM Size | 1KB | — |
| EEPROM Size | [DATA_NEEDED: EEPROM size] | — |
| Maximum Clock Frequency | 8MHz | — |
| Supply Voltage | 5V | — |
| Instruction Count | 130 powerful instructions | — |
| General Purpose Registers | 32 x 8-bit | 32 x 8-bit |
| Throughput | Up to 8 MIPS (most instructions single-cycle) | — |
| Timers/Counters | [DATA_NEEDED: timer/counters] | 3 (two 8-bit, one 16-bit with PWM) |
| UART Channels | 2 | — |
| Operating Temperature | -40C to +85C (industrial, AI grade) | -40C to +85C |
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10 x 10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Series | AVR ATmega161 | — |
| Oscillator Type | External | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | — |
| Max Clock Frequency | — | 16 MHz |
| Flash Memory | — | 16 KB (8K x 16) in-system programmable |
| SRAM | — | 1 KB |
| EEPROM | — | 512 B |
| Supply Voltage Range | — | 2.7 V to 5.5 V (4.5 V to 5.5 V for 16 MHz operation) |
| Performance | — | 16 MIPS at 16 MHz |
| Instruction Set | — | 133 instructions, most single-cycle |
| I/O Pins | — | 32 |
| ADC | — | 8-channel, 10-bit |
| Communication Interfaces | — | UART, SPI, TWI (I2C) |
| Debug Interface | — | JTAG (on-chip debug) |
| Lifecycle Status | — | Active |