ATMEGA645V-8AUR vs ATMEGA645V-8AI Comparison
Detailed side-by-side comparison of ATMEGA645V-8AUR by Microchip Technology and ATMEGA645V-8AI 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
ATMEGA645V-8AUR - 8-bit AVR MCU 64KB Flash 8MHz | Microchip
ATMEGA645V-8AUR ✓ ActiveMicrochip Technology
ATMEGA645V-8AI - 64KB AVR MCU, 8MHz, TQFP-64 | Microchip
ATMEGA645V-8AI ✓ ActiveSpecification Comparison
| Parameter | ATMEGA645V-8AUR | ATMEGA645V-8AI |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.20 | $0.00 |
| Core Architecture | AVR 8-bit RISC, 130 instructions | 8-bit AVR RISC |
| Flash Memory | 64 KB In-System Programmable | — |
| EEPROM | 2 KB | — |
| SRAM | 4 KB | — |
| Maximum Clock Frequency | 8 MHz | 8 MHz |
| Operating Voltage | 1.8 V to 5.5 V (V-grade) | — |
| Package | TQFP-64 | 64-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Terminal Form | Gull Wing | — |
| Package Shape | Square | — |
| Number of Terminals | 64 | — |
| Temperature Grade | Industrial | — |
| Throughput | Up to 8 MIPS at 8 MHz (approx. 1 MIPS/MHz) | up to 8 MIPS at 8 MHz |
| Packing | Tape & Reel (R suffix) | — |
| RoHS Status | Compliant (green package per FindIC listing) | [DATA_NEEDED: RoHS status] |
| Programming Method | In-System Programmable (ISP) | — |
| Program Memory Size | — | 64 KB (32K x 16) ISP Flash |
| SRAM Size | — | 4 KB |
| EEPROM Size | — | 2 KB |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| Instructions | — | 130 (most single-cycle) |
| General Purpose I/O | — | 54 I/O lines (64-pin package) |
| ADC | — | 8-channel, 10-bit |
| Timers/Counters | — | 3 flexible Timer/Counters |
| Debug Interface | — | JTAG (on-chip debug, Boundary-scan, programming) |
| Operating Temperature | — | -40C to +85C (industrial, I suffix) |
| In-System Programming | — | Yes (ISP Flash, Read-While-Write) |
| Data Retention | — | [DATA_NEEDED: EEPROM/Flash data retention] |