AT91SAM7X512B-AUR vs STR912FAW44X6 Comparison
Detailed side-by-side comparison of AT91SAM7X512B-AUR by Microchip Technology and STR912FAW44X6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
AT91SAM7X512B-AUR - 512KB Flash ARM7 MCU 100-LQFP | Microchip
AT91SAM7X512B-AUR Nrnd
Specification Comparison
| Parameter | AT91SAM7X512B-AUR | STR912FAW44X6 |
|---|---|---|
| Brand | Microchip Technology | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | NRND | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.74 | $10.85 |
| Core Architecture | ARM7TDMI 32-bit RISC | — |
| Core / System Frequency | Up to 55 MHz | — |
| Instruction Set | ARM / Thumb (16-bit compressed) | — |
| Program Flash | 512 KB (512K x 8) | — |
| SRAM | 128 KB | 96 KB |
| Supply Voltage - Core (VDDCORE) | 1.65 V to 1.95 V (typ. 1.8 V) | — |
| Supply Voltage - I/O (VDDIO) | 3.0 V to 3.6 V (typ. 3.3 V) | — |
| Ethernet | 10/100 MAC with MII / RMII interface | 10/100 MAC (MII/RMII) |
| CAN | CAN 2.0B controller | 2 x CAN 2.0B controllers |
| USB | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed with on-chip PHY |
| ADC | 8-channel, 10-bit | 10-bit |
| Timers | Four 16-bit timer/counters | 4 x 16-bit timers |
| Package | 100-pin LQFP, 14x14 mm, 0.5 mm pitch | LQFP-128 (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (industrial) | -40C to +85C (industrial) |
| RoHS Status | Compliant | Compliant |
| Shipping Media | Tape & Reel (AUR suffix) | — |
| Lifecycle Status | Not Recommended for New Designs (NRND) | — |
| Core | — | ARM966E-S (ARM9-class, 32-bit RISC) |
| Maximum Clock Frequency | — | 96 MHz |
| Program Memory | — | 512 KB Flash (dual-bank) |
| Supply Voltage | — | 1.8 V core / 3.3 V I/O |
| Motor Control PWM | — | Yes (AC motor control) |