ATSAM4S4CB-AN vs ATSAM4S4CA-CU Comparison
Detailed side-by-side comparison of ATSAM4S4CB-AN by Microchip Technology and ATSAM4S4CA-CU 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
ATSAM4S4CB-AN - 120MHz Cortex-M4, 256KB Flash MCU | Microchip
ATSAM4S4CB-AN ✓ ActiveMicrochip Technology
ATSAM4S4CA-CU - 120MHz Cortex-M4 MCU 256KB Flash | Microchip
ATSAM4S4CA-CU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S4CB-AN | ATSAM4S4CA-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.50 | $3.45 |
| Core | ARM Cortex-M4 | — |
| Core Size | 32-bit | — |
| Maximum Clock Frequency | 120 MHz | 120 MHz |
| Flash Memory Size | 256 KB (256K x 8) | — |
| Data RAM Size | 64 kB | — |
| ADC Resolution | 12 bit | — |
| Number of I/Os | 79 I/O | — |
| Operating Supply Voltage | 1.2 V / 3.3 V | — |
| Data Bus Width | 32 bit | — |
| Minimum Operating Temperature | -40 C | — |
| Maximum Operating Temperature | +105 C | — |
| Temperature Grade | Industrial | — |
| Package / Case | 100-LQFP (14x14 mm) | — |
| Package Code | LFQFP, square, gull-wing terminals | — |
| Mounting Style | SMD/SMT | — |
| Packaging | Tray | — |
| RoHS Status | Compliant (GREEN, MRL B) | Compliant |
| Program Memory Type | FLASH | — |
| Core Architecture | — | ARM Cortex-M4 with FPU and DSP instructions |
| Program Memory (Flash) | — | 256 KB (256K x 8) |
| SRAM | — | 64 KB |
| Supply Voltage (VDDIO/VDDANA) | — | 1.2 V core / 3.3 V I/O (per datasheet) |
| Package | — | 100-ball TFBGA (9x9 mm) |
| Operating Temperature Range | — | -40 C to +85 C (industrial) |
| USB Interface | — | USB 2.0 Full-Speed Device with embedded transceiver |
| External Bus Interface (EBI) | — | Supports SRAM, PSRAM, NOR Flash, NAND Flash, LCD modules |
| Touch Library Support | — | Microchip QTouch capacitive touch (buttons, sliders, wheels) |
| ADC | — | 12-bit successive approximation |
| Communication Peripherals | — | USART, SPI, TWI (I2C), HS USB |
| Timers/PWM | — | 16-bit and 32-bit timers with PWM channels |
| Mounting Type | — | Surface Mount |
| MSL Level | — | 3 (per JEDEC J-STD-020, reflow up to 260 C) |
| Lead-Free | — | Yes (Green / Pb-free) |
| Product Family Pin Compatibility | — | Pin-to-pin compatible with SAM7S, SAM3N, SAM3S, SAM4N devices |