ATMEGA645-16AUR vs AT90USB647-AUR Comparison
Detailed side-by-side comparison of ATMEGA645-16AUR by Microchip Technology and AT90USB647-AUR 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
ATMEGA645-16AUR - 8-Bit AVR MCU 64KB 16MHz 64-TQFP | Microchip
ATMEGA645-16AUR ✓ Active
Specification Comparison
| Parameter | ATMEGA645-16AUR | AT90USB647-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Max Clock Frequency | 16 MHz | — |
| MIPS Throughput | 16 MIPS at 16 MHz | — |
| Program Memory (Flash) | 64 KB (32K x 16) | — |
| SRAM | 4 KB | — |
| EEPROM | 2 KB | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| ADC Channels | 8-channel 10-bit | — |
| Programmable I/O Lines | 53 (TQFP-64 package) | — |
| Debug Interface | JTAG (on-chip debugging and boundary scan) | — |
| Instruction Count | 130 instructions, most single-cycle | — |
| Package | 64-TQFP (14 x 14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | — |
| Operating Temperature | -40C to +85C (A grade) | — |
| RoHS Status | Compliant (R suffix) | [DATA_NEEDED: RoHS status] |
| Lifecycle Stage | Active | — |
| Product Type | — | 8-bit AVR RISC microcontroller |
| Maximum Clock Speed | — | 16 MHz |
| Program Memory Size | — | 64 KB (64K x 8) flash |
| Flash Read-While-Write | — | Supported |
| EEPROM Memory Size | — | 2 KB |
| SRAM Size | — | 4 KB (4K x 8) |
| General-Purpose I/O Lines | — | 48 |
| General-Purpose Working Registers | — | 32 |
| USB Version | — | USB 2.0 |
| USB Operating Modes | — | Low-speed and full-speed On-The-Go |
| Timer/Counter Blocks | — | 4 |
| Serial Interfaces | — | USART and byte-oriented 2-wire serial interface |
| Oscillator Type | — | Internal |
| Packaging | — | Tape & Reel (TR) |
| Programming and Debugging | — | In-Circuit Serial Programming (ICSP) and MPLAB Snap support |