ATSAM4CMS4CB-AU vs ATSAM4CMS8CA-AU Comparison
Detailed side-by-side comparison of ATSAM4CMS4CB-AU by Microchip Technology and ATSAM4CMS8CA-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
ATSAM4CMS4CB-AU - Dual-Core 120MHz MCU 256KB | Microchip
ATSAM4CMS4CB-AU ✓ ActiveMicrochip Technology
ATSAM4CMS8CA-AU - Dual-Core 120MHz MCU 512KB Flash | Microchip
ATSAM4CMS8CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4CMS4CB-AU | ATSAM4CMS8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 32-bit dual-core ARM Cortex-M4/M4F | — |
| Maximum Clock Frequency | 120 MHz | 120 MHz |
| Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 128 KB | — |
| Core Supply Voltage | 1.2 V | — |
| I/O Supply Voltage | [DATA_NEEDED: I/O supply voltage] | — |
| Metrology Front End | Single-phase, 4-channel AFE | — |
| Metrology Accuracy | Class 0.2, dynamic range 3000:1 | — |
| Hardware Security | Integrated crypto engine (CRYPTO AFE) | — |
| Package | 100-LQFP (14 x 14 mm) | 100-LQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tray | Tray |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial grade) |
| Series | SAM4CM (SAM4C family) | SAM4CM |
| Application Segment | Residential and single-phase smart metering | — |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| RoHS Status | unknown | Compliant (LQFP GREEN IND per Mouser) |
| Core Processor | — | ARM Cortex-M4/M4F dual-core |
| Core Size | — | 32-bit |
| Program Memory Size | — | 512KB (512K x 8) Flash |
| RAM Size | — | 128KB SRAM |
| Supply Voltage | — | 1.2V core / 3.3V I/O |
| Number of I/O | — | [DATA_NEEDED: number of programmable I/O pins] |
| Peripherals | — | [DATA_NEEDED: peripheral list] |
| Connectivity | — | [DATA_NEEDED: connectivity interfaces] |
| Terminal Form | — | Gull Wing |
| Package Code | — | LFQFP, Square |