AT91SAM7A3-AU vs AT91SAM7X512B-AU Comparison
Detailed side-by-side comparison of AT91SAM7A3-AU by Microchip Technology and AT91SAM7X512B-AU 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
AT91SAM7X512B-AU - 512KB Flash ARM7 MCU w/ Ethernet | Microchip
AT91SAM7X512B-AU NrndSpecification Comparison
| Parameter | AT91SAM7A3-AU | AT91SAM7X512B-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Unknown | NRND |
| Product Type | 32-bit ARM7TDMI microcontroller | — |
| Maximum Clock Frequency | 60 MHz | — |
| Internal Flash Memory | 256 KB | — |
| Internal SRAM | 32 KB | — |
| CAN Controller Count | 2 full CAN controllers | — |
| ADC Resolution | 10 bits | — |
| Package | 100-LQFP, 14 mm x 14 mm | 100-LQFP (14x14 mm) |
| Processor Core | ARM7TDMI | — |
| Instruction Set | 32-bit RISC with 16-bit Thumb instructions | — |
| Debug Support | Embedded ICE and Debug Communication Channel | — |
| Serial Communication | Multiple serial communication channels | — |
| Timer Support | Integrated timers | — |
| Mounting Type | Surface mount | Surface Mount |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Supply Voltage Range | [DATA_NEEDED: supply voltage range] | — |
| Input Voltage Tolerance | [DATA_NEEDED: input voltage tolerance] | — |
| Power Consumption | [DATA_NEEDED: power consumption] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant (Green, MS-026) |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Automotive Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Core Architecture | — | ARM7TDMI 32-bit RISC |
| Operating Frequency | — | 55 MHz |
| Program Memory (Flash) | — | 512 KB |
| SRAM | — | 128 KB |
| Operating Voltage | — | 1.8 V (core) / 3.3 V (I/O), single 3.3 V supply typical |
| Ethernet | — | 10/100 Mbps MAC (MII/RMII) integrated |
| USB | — | USB 2.0 Full-Speed Device |
| CAN | — | CAN 2.0A/B |
| PWM Channels | — | 4 (per distributor listing) |
| Timers | — | [DATA_NEEDED: timer count] |
| ADC | — | [DATA_NEEDED: ADC channels/resolution] |
| Operating Temperature | — | -40 C to +85 C (industrial) |
| MSL Level | — | [DATA_NEEDED: MSL level] |