ATSAM4CMS32CA-AUR vs ATSAM4CMS32CB-AUR Comparison

Detailed side-by-side comparison of ATSAM4CMS32CA-AUR by Microchip Technology and ATSAM4CMS32CB-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
ATSAM4CMS32CA-AUR ATSAM4CMS32CA-AUR - Dual-Core 120MHz 2MB Flash MCU | Microchip

ATSAM4CMS32CA-AUR - Dual-Core 120MHz 2MB Flash MCU | Microchip

ATSAM4CMS32CA-AUR ✓ Active
Microchip Technology
ATSAM4CMS32CB-AUR ATSAM4CMS32CB-AUR - Dual-Core 120MHz Metering MCU 2MB | Microchip

ATSAM4CMS32CB-AUR - Dual-Core 120MHz Metering MCU 2MB | Microchip

ATSAM4CMS32CB-AUR ✓ Active

Specification Comparison

Parameter ATSAM4CMS32CA-AUR ATSAM4CMS32CB-AUR
Brand Microchip Technology Microchip Technology
Category Microcontrollers Microcontrollers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $9.75 $4.20
Core Processor ARM Cortex-M4/M4F ARM Cortex-M4/M4F dual-core
Core Architecture 32-Bit Dual-Core —
Maximum Clock Frequency 120 MHz —
Flash Memory Size 2 MB (2M x 8) —
RAM Size 256 KB (256K x 8) —
Series SAM4CM (ATSAM4CM) —
Supply Voltage [DATA_NEEDED: Supply Voltage] —
Operating Temperature -40C to +85C (TA) -40C to +85C
Package 100-LQFP (14 x 14 mm) 100-LQFP (14x14 mm)
Mounting Type Surface Mount Surface Mount
Packaging Tape & Reel (TR) Tape & Reel (TR)
Security Feature Hardware crypto engine (CRYPTO) —
FPU Yes (Cortex-M4F, per core) —
Special Features Dual phase, Rework GND + VddCore, MRLA —
Moisture Sensitivity Level [DATA_NEEDED: MSL Level] —
RoHS Status Green (per Mouser listing) Compliant (Lead free / RoHS, Green)
Number of I/O [DATA_NEEDED: Number of I/O] —
Core Size — 32-bit
Max Clock Frequency — 120 MHz
Flash Memory — 2 MB (2M x 8)
SRAM — 304 KB
Cache — On-chip cache
Supply Voltage Range — 1.62 V to 3.6 V
ADC Resolution — 10 bit
GPIO Count — 57
Metrology Accuracy — Class 0.2, dynamic range 3000:1
Security Features — Crypto hardware
Target Application — Residential and single-phase metering

Datasheets & Resources

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