ATSAM4S4AB-AN vs ATSAM4S-EK Comparison
Detailed side-by-side comparison of ATSAM4S4AB-AN by Microchip Technology and ATSAM4S-EK by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | ATSAM4S4AB-AN | ATSAM4S-EK |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Development Boards |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.55 | $179.40 |
| Core Processor | ARM Cortex-M4 | — |
| Core Size | 32-bit | — |
| Maximum Clock Speed | 120 MHz | — |
| Program Memory (Flash) | 256KB (256K x 8) | — |
| Number of I/O | 34 | — |
| Connectivity | I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB | — |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | — |
| Series | SAM4S | AT91SAM |
| Operating Temperature | -40C to +105C (TA) | — |
| Supply Voltage | 1.2V (core domain, per part listing) | — |
| Package | 48-LQFP (7x7 mm) | — |
| Mounting Type | Surface Mount | — |
| Pin-to-Pin Compatibility | Compatible with Microchip SAM7S, SAM3N, SAM4N, SAM3S MCUs | — |
| Touch Technology | Microchip QTouch native support (buttons, sliders, wheels) | — |
| Part Status | Active | — |
| RoHS Status | Compliant (green package) | Compliant |
| Packaging | Tray | — |
| Product Type | — | Evaluation / Development Kit |
| Target MCU Family | — | Atmel SMART SAM4S (ARM Cortex-M4) |
| Supported MCUs | — | SAM4S8 and SAM4S16 |
| Core | — | ARM Cortex-M4 32-bit RISC |
| Maximum CPU Clock | — | 120 MHz |
| On-board MCU Flash (SAM4S16) | — | 1024 KB |
| On-board MCU SRAM | — | 128 KB |
| On-board Storage | — | NAND Flash |
| Display | — | Integrated TFT LCD (touch-capable) |
| Touch Interface | — | Atmel QTouch library (buttons, wheels, sliders) |
| USB Interface | — | Full-speed USB Device port |
| Network Interface | — | Ethernet (EMAC) physical interface |
| Storage Expansion | — | SD/MMC card slot |
| Supported IDE | — | Atmel Studio 6 (now Microchip Studio) |
| Software Framework | — | Atmel Software Framework (ASF) |
| Crystal Frequencies | — | 0.032768 MHz (RTC) / 12 MHz (CPU reference) |