ATSAM4SD32CB-CFN vs ATSAM4SD16CB-CFN Comparison
Detailed side-by-side comparison of ATSAM4SD32CB-CFN by Microchip Technology and ATSAM4SD16CB-CFN 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
ATSAM4SD32CB-CFN - 120MHz Cortex-M4 MCU 2MB Flash | Microchip
ATSAM4SD32CB-CFN β ActiveMicrochip Technology
ATSAM4SD16CB-CFN - 120MHz Cortex-M4 MCU 1MB Flash | Microchip
ATSAM4SD16CB-CFN β ActiveSpecification Comparison
| Parameter | ATSAM4SD32CB-CFN | ATSAM4SD16CB-CFN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.05 | $8.85 |
| Core Architecture | ARM Cortex-M4 with FPU and MPU | ARM Cortex-M4 (ARMv7-M) with FPU and DSP extensions |
| Maximum CPU Clock | 120 MHz | β |
| Flash Memory | 2 MB (2048 KB) | β |
| SRAM | 160 KB | 160 KB (100 KB SRAM0 + 60 KB SRAM1) |
| Cache | Up to 4 KB (Flash controller cache) | β |
| Core Mark / DMIPS | 1.25 DMIPS/MHz (150 DMIPS at 120 MHz) | β |
| Operating Voltage (VDDIO/VDDIN) | 1.62 V to 3.6 V | β |
| Core Voltage (internal) | 1.2 V (internal LDO) | β |
| USB Interface | Full-speed USB Device with on-chip transceiver | β |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 24 channels, 1 Msps |
| Communication Interfaces | 5x USART, 3x SPI, 2x TWI (I2C), 1x HS USB, 1x CAN, 1x SSC, 1x EMAC | β |
| DMA Channels | 16 peripheral DMA channels | β |
| Timers | Two 16-bit TC channels, one 16-bit PWM, one RTC, one RTT | 9x 16-bit TC channels, 3x 3-channel 32-bit TC, RTC, SysTick |
| Package | 100-ball VFBGA, 7x7 mm, 0.65 mm pitch | 100-ball VFBGA (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount (BGA, reflow only) |
| Operating Temperature (Grade) | -40C to +85C (industrial) | β |
| MSL Level | 3 (per JEDEC J-STD-020, reflow at 260C) | 3 (168 hours) |
| RoHS Status | Compliant (Pb-free) | Compliant |
| Lead-free / Halogen-free | Lead-free (green) per Microchip data | β |
| Maximum Clock Speed | β | 120 MHz |
| Program Memory (Flash) | β | 1 MB (1M x 8), dual-bank |
| Supply Voltage | β | 1.2 V core / 3.3 V I/O (1.62-3.6 V I/O range) |
| Operating Temperature | β | -40C to +85C (extended industrial) |
| USB | β | USB 2.0 Full-Speed Device with on-chip PHY |
| Ethernet | β | 10/100 GMAC (requires external PHY) |
| Communication Peripherals | β | 5x USART/UART, 3x TWI (I2C), 2x SPI, 1x HS-SPI, 1x I2S, 1x CAN 2.0B |
| External Bus Interface | β | 16-bit EBI (SRAM, SDRAM, NAND Flash) |
| DMA | β | 24-channel peripheral DMA controller |
| Security | β | AES 256-bit, secure boot, Flash CRC, tamper detection |