ATSAM4S2CB-ANR vs ATSAM3S2CA-AU Comparison
Detailed side-by-side comparison of ATSAM4S2CB-ANR by Microchip Technology and ATSAM3S2CA-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
ATSAM4S2CB-ANR - 120MHz Cortex-M4 MCU 128KB Flash | Microchip
ATSAM4S2CB-ANR β ActiveMicrochip Technology
ATSAM3S2CA-AU - 64MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3S2CA-AU β ActiveSpecification Comparison
| Parameter | ATSAM4S2CB-ANR | ATSAM3S2CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.20 | $4.25 |
| Core Processor | ARM Cortex-M4 (32-bit RISC) | ARM Cortex-M3 revision 2.0 |
| Core Architecture | ARMv7E-M Harvard, 3-stage pipeline | β |
| Maximum Clock Frequency | 120 MHz | β |
| Flash Memory | 128 KB (128K x 8) | 128 KB (128K x 8) |
| SRAM | 64 KB | 32 KB |
| Supply Voltage | 1.62 V to 3.6 V | β |
| Core Voltage | 1.2 V | β |
| Power Consumption | 180 uA/MHz (typical, per Microchip) | β |
| USB | Full-speed USB Device port with embedded transceiver | β |
| Number of I/O | Up to 79 programmable I/O lines | β |
| Operating Temperature | -40C to +85C (industrial grade) | β |
| Package | 100-LQFP (14x14 mm), gull-wing, square LFQFP | 100-LQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Terminal Form | Gull Wing | β |
| Packaging | Tape & Reel (suffix NR) | β |
| Flash Family Range | Up to 2048 KB within SAM4S family, dual-bank with cache | β |
| RoHS Status | RoHS compliant (green package per Mouser listing) | RoHS Compliant (lead-free, 'AU' suffix) |
| Core Size | β | 32-Bit |
| Max Clock Frequency | β | 64 MHz |
| Series | β | SAM3S |
| Instruction Set | β | Thumb-2 |
| Memory Protection Unit | β | Yes (MPU) |
| I/O Ports | β | 47 |
| Supply Voltage (VDDCORE domain) | β | 1.08 V to 1.32 V |
| I/O Supply | β | 1.8 V / 3.3 V |
| Temperature Grade | β | Industrial (-40C to +85C) |
| Life Cycle Stage | β | ACTIVE |
| Program Memory Type | β | Flash |