ATMEGA164PA-AU vs ATMEGA16-16AU Comparison
Detailed side-by-side comparison of ATMEGA164PA-AU 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
ATMEGA164PA-AU - 8-bit AVR MCU, 16KB Flash, 20MHz | Microchip
ATMEGA164PA-AU ✓ ActiveMicrochip Technology
ATMEGA16-16AU - 8-bit AVR MCU 16MHz 16KB Flash TQFP-44 | Microchip
ATMEGA16-16AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA164PA-AU | ATMEGA16-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 16 KB (8K x 16) ISP FLASH | 16 KB (8K x 16) in-system programmable |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Maximum Clock Frequency | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V (4.5 V to 5.5 V for 16 MHz operation) |
| Number of I/O Lines | 32 | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Timers/Counters | 3 (two 8-bit, one 16-bit) with PWM | 3 (two 8-bit, one 16-bit with PWM) |
| USART | 2 | — |
| TWI (I2C) | Yes, byte-oriented | — |
| SPI | Yes | — |
| Instructions | 131, most single-cycle | — |
| Hardware Multiplier | On-chip 2-cycle multiplier | — |
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10 x 10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C |
| Low Power Technology | picoPower | — |
| RoHS Status | Compliant (green package) | — |
| Max Clock Frequency | — | 16 MHz |
| Performance | — | 16 MIPS at 16 MHz |
| Instruction Set | — | 133 instructions, most single-cycle |
| General Purpose Registers | — | 32 x 8-bit |
| I/O Pins | — | 32 |
| Communication Interfaces | — | UART, SPI, TWI (I2C) |
| Debug Interface | — | JTAG (on-chip debug) |
| Lifecycle Status | — | Active |