ATMEGA649V-8AUR vs ATMEGA649A-AUR Comparison
Detailed side-by-side comparison of ATMEGA649V-8AUR by Microchip Technology and ATMEGA649A-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
ATMEGA649V-8AUR - 8MHz AVR MCU 64KB Flash LCD | Microchip
ATMEGA649V-8AUR β ActiveMicrochip Technology
ATMEGA649A-AUR - 8-Bit AVR MCU, 64KB Flash, TQFP-64 | Microchip
ATMEGA649A-AUR β ActiveSpecification Comparison
| Parameter | ATMEGA649V-8AUR | ATMEGA649A-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.88 | $5.72 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64KB (32K x 16) Flash | β |
| EEPROM Size | 2KB | β |
| SRAM Size | 4KB | β |
| Maximum Clock Frequency | 8 MHz | β |
| Supply Voltage Range | 1.8 V to 5.5 V | 4.5 V to 5.5 V |
| General Purpose I/O | 54 I/O lines | β |
| LCD Driver | Segment LCD controller (up to 4x40 / 132 segments per datasheet) | β |
| JTAG Interface | Yes (boundary-scan and on-chip debug) | Yes (boundary-scan, on-chip debug, programming) |
| Package | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | β |
| RoHS Status | Compliant | β |
| Lifecycle Status | Active (newer device available: ATMEGA649A) | Active |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | β |
| ADC Resolution | [DATA_NEEDED: ADC resolution and channels] | β |
| Timers | [DATA_NEEDED: timer peripheral count and sizes] | β |
| Communication Interfaces | [DATA_NEEDED: USART/SPI/TWI count] | β |
| MIPS Rating | [DATA_NEEDED: MIPS at 8 MHz] | β |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | β |
| Flash Program Memory | β | 64 KB (32K x 16) |
| EEPROM | β | 2 KB |
| SRAM | β | 4 KB |
| Maximum Clock Speed | β | 16 MHz |
| I/O Ports | β | 53 general-purpose I/O lines |
| LCD Controller | β | Yes, on-chip with internal contrast control |
| Instructions | β | 130 instructions, most single-cycle |
| Flash Programming | β | In-System Programmable (ISP), read-while-write |
| Operating Temperature Grade | β | Industrial |
| Data Bus Width | β | 8 bit |