ATSAM4SA16CB-CN - SAM4S Cortex-M4 MCU 120MHz 1MB Flash | Microchip
N.º de pieza: ATSAM4SA16CB-CN ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $9.3 | $9,30 |
| 10 | $9.3 | $93,00 |
| 100 | $7.65 | $765,00 |
| 1.000 | $7.65 | $7.650,00 |
| 3.000 | $7.3 | $21.900,00 |
ATSAM4SA16CB-CN Descripción general
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals such as timers, communication controllers, ADCs, and GPIO into one package. Within the broader semiconductor hierarchy, the SAM4S family sits inside the ARM Cortex-M4 32-bit microcontroller category, which itself belongs to the embedded MCU -> microcontroller -> semiconductor taxonomy. The Cortex-M4 core adds single-precision floating-point and a full set of DSP instructions, enabling deterministic signal-processing workloads without an external DSP.
The ATSAM4SA16CB-CN integrates a high-speed Multi-port SRAM architecture, a 16-channel 12-bit ADC, two analog comparators, USB 2.0 Full-Speed device/host with on-chip transceiver, up to four USARTs, two UARTs, two TWIs, three SPIs, an HS SD/MMC interface, and a 4-channel 16-bit PWM timer. Operating voltage is 1.62V to 3.6V, with on-chip voltage regulators supporting single-supply operation from 3.3V. The Cortex-M4 core delivers 1.25 DMIPS/MHz with hardware FPU, while a separate low-power Cortex-M4 coprocessor (SleepWalking) handles peripheral wake-up events without CPU intervention.
Typical applications include industrial control systems, factory automation, smart metering, motor control, medical instrumentation, and human-machine interface (HMI) panels. The USB Full-Speed capability and SD/MMC interface also make it suitable for data loggers, point-of-sale terminals, and embedded audio front-ends. The extended industrial temperature grade (-40C to +105C) supports harsh-environment deployments.
When designing with this device, allocate sufficient PCB area for the 100-ball TFBGA 9x9 mm footprint, which requires 0.8 mm pitch routing and laser-via or microvia PCB technology. Use Microchip Studio (formerly Atmel Studio) with the SAM4S device support package for software development, and refer to the SAM4S datasheet for the full register map, errata list, and reference peripheral driver examples. If you migrate to a revision A silicon, review the revision B errata for peripheral behavioral changes.
Alternativas directas para ATSAM4SA16CB-CN — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con ATSAM4SA16CB-CN (mismo factor de forma y huella) — difiere en Package, ADC, SRAM, USB, CAN.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
ATSAM4SA16CB-ANR
✅ Sustitución directa✓ En stock
$7.05 / unidad
Ver hoja de datos →ATSAM4SA16CB-AN
✅ Sustitución directa✓ En stock
$5.95 / unidad
Ver hoja de datos →ATSAM4S8CB-CFN
✅ Sustitución directa✓ En stock
$4.74 / unidad
Ver hoja de datos →ATSAM4SA16CA-AUR
✅ Sustitución directa✓ En stock
$6.23 / unidad
Ver hoja de datos →ATSAM4S16CB-CFN
✅ Sustitución directa✓ En stock
$4.95 / unidad
Ver hoja de datos →ATSAM4SA16CB-CN Valores máximos y características eléctricas
| Core Architecture | ARM Cortex-M4 (32-bit) with single-precision FPU |
| Maximum CPU Frequency | 120 MHz |
| Performance | 150 DMIPS / 1.25 DMIPS per MHz |
| Program Flash Memory | 1 MB (1024 KB) |
| SRAM | 160 KB |
| Encapsulado | 100-ball TFBGA 9x9 mm, 0.8 mm pitch |
| Operating Voltage | 1.62 V to 3.6 V |
| Temperatura de funcionamiento | -40 C to +105 C (extended industrial) |
| ADC | 12-bit, 16-channel, up to 1 Msps |
| Analog Comparators | 2 |
| USB | USB 2.0 Full-Speed Device + Host (on-chip transceiver) |
| USART / UART | 4 USARTs + 2 UARTs (LIN-capable) |
| SPI | 3 (one for HS SD/MMC) |
| TWI (I2C) | 2 |
| SD/MMC Interface | HS-MCI 4-bit, SD/SDHC/MMC compatible |
| PWM Timer | 16-bit, 4 channels |
| GPIO Count | 79 (maximum) |
| DMA Channels | 24 (PDC + DMA controller) |
| JEDEC Package Code | S-PBGA-B100 |
| Tipo de montaje | Surface Mount (BGA) |
| Nivel MSL | 3 (168 hours) |
| Estado RoHS | Compliant |
| Silicon Revision | Revision B (recommended for new designs) |
Guía de configuración de pines de ATSAM4SA16CB-CN s-pbga-b100
Configuración de pines para ATSAM4SA16CB-CN (encapsulado s-pbga-b100). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para ATSAM4SA16CB-CN.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
ATSAM4SA16CB-CN es adecuado para 6 aplicacións: Industrial Control Systems, Motor Control & PWM Drives, Data Logging & Edge IoT Gateways, Medical Instrumentation, Human-Machine Interface (HMI) Panels, Smart Energy Metering.
Industrial Control Systems
The ATSAM4SA16CB-CN is well-suited for industrial PLC, sensor-hub, and machine-controller boards. The Cortex-M4 with hardware FPU executes 1.25 DMIPS/MHz at 120 MHz, allowing deterministic control loops of less than 1 ms, while the 1 MB Flash accommodates complex Modbus/Profinet stacks. The 16-channel 12-bit 1 Msps ADC handles multi-sensor analog front-ends, and the extended -40 C to +105 C temperature grade supports unheated cabinet deployment. USB Full-Speed device mode enables configuration uploads from a host PC during commissioning without an external programmer. The 100-ball TFBGA 9x9 mm footprint fits within a 20x25 mm control board, while SAM-BA bootloader shortens firmware-update turnaround on the factory floor.
Recomendado
Motor Control & PWM Drives
The ATSAM4SA16CB-CN drives 3-phase brushless DC, stepper, and FOC motor-control algorithms directly from its 4-channel 16-bit PWM timer and 1 Msps ADC. The Cortex-M4 DSP extensions run field-oriented control math at sub-50 µs loop times, while the hardware FPU keeps single-precision trig throughput high. Up to 79 GPIO lines handle Hall-sensor inputs, encoder feedback, and fault signals, and the 100-ball TFBGA exposed pad supports a 2 W thermal envelope for the entire motor-driver board. USB Full-Speed host mode enables parameter-tuner interfaces from a USB stick for technician field adjustments. Compared to a Cortex-M3 part, the Cortex-M4's hardware single-precision FPU offloads inverse Park/Clarke transforms.
Recomendado
Data Logging & Edge IoT Gateways
The ATSAM4SA16CB-CN delivers 1 MB Flash and 160 KB SRAM for on-board protocol stacks (MQTT, TLS, LwIP), making it a fit for edge gateways that bridge RS-485 sensor networks to cloud uplinks. The high-speed SD/MMC interface accepts up to 32 GB SDHC cards for local buffering during network outages, while the USB Full-Speed device mode provides a maintenance port for field technicians. The 2 UARTs with LIN support and 4 USARTs aggregate multiple sensor daisy chains simultaneously. The RTC with calendar mode keeps accurate timestamps during deep-power-down modes, and the multi-channel ADC samples up to 16 environmental channels for the local sensor mix. The Cortex-M4 DSP extensions accelerate FFT pre-processing before transmission.
Recomendado
Medical Instrumentation
The ATSAM4SA16CB-CN runs portable medical devices such as blood-glucose meters, spirometers, and patient monitors, leveraging its 1.25 DMIPS/MHz Cortex-M4 performance and 16-channel 12-bit ADC for sensor signal conditioning. The hardware FPU accelerates DSP filters (low-pass, Kalman) without burdening the main CPU, and the on-chip RTC powers sleep-mode timestamp logging for diagnostic data. USB Full-Speed device mode supports charging cradles and PC-side data transfers at 12 Mbps, while the 100-ball TFBGA's small 9x9 mm footprint fits inside a handheld housing. The extended industrial temperature grade supports autoclave-area disinfecting environments when housed in IP-rated enclosures.
Recomendado
Human-Machine Interface (HMI) Panels
The ATSAM4SA16CB-CN powers compact HMI panels with TFT-LCD touch displays, leveraging its Cortex-M4 graphics throughput and HS SD/MMC interface for bitmap asset storage. The 79 GPIO lines multiplex SPI displays, I2C touch controllers, and rotary encoder inputs, while the 4 USARTs handle RS-485 master connections to PLCs. The hardware FPU accelerates vector font rendering and anti-aliased widget drawing at 60 FPS for 320x240 panels. USB Full-Speed host mode enables USB keyboard or USB memory stick integration for operator input and firmware updates. Compared to a Cortex-M0+ part, the Cortex-M4 DSP unit speeds up image-blending routines by 3-5x.
Recomendado
Smart Energy Metering
The ATSAM4SA16CB-CN fits electricity, water, and gas smart-meter designs, where its 16-channel 12-bit ADC and Cortex-M4 DSP extensions perform real-time harmonic analysis and energy calculations. The hardware single-precision FPU accelerates FFT-based power-quality algorithms while the 1 MB Flash holds encrypted firmware and metering protocol stacks (DLMS/COSEM, IEC 62056). USB Full-Speed device mode supports portable reader diagnostics, and the RTC with tamper-detection pins provides utility-grade timestamping for time-of-use billing. The 100-ball TFBGA package fits within a 25x35 mm meter mainboard, and the -40 C to +105 C range covers outdoor meter housings.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ATSAM4SA16CB-CN — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | ATSAM4SA16CB-ANR | ATSAM4SA16CB-AN | ATSAM4S8CB-CFN | ATSAM4SA16CA-AUR | ATSAM4S16CB-CFN |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-TFBGA (9x9 mm) | 100-TFBGA (9x9 mm) | 100-LQFP (14x14 mm) | 100-TFBGA (9x9 mm) | 100-TFBGA (9x9 mm) | 100-TFBGA (9x9 mm) |
| Core Architecture | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU |
| Maximum CPU Frequency | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Program Flash Memory | 1 MB | 1 MB | 1 MB | 512 KB | 1 MB | 1 MB |
| SRAM | 160 KB | 160 KB | 160 KB | 128 KB | 160 KB | 160 KB |
| Operating Temperature | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C |
| Silicon Revision | Revision B (recommended) | Revision B (recommended) | Revision B (recommended) | Revision C | Revision A (legacy) | Revision B (recommended) |
Diferenciadores clave
- Same 100-TFBGA footprint as ATSAM4SA16CA-AUR but with Revision B silicon (frente a ATSAM4SA16CA-AUR)
- 1 MB Flash is double the ATSAM4S8CB-CFN (frente a ATSAM4S8CB-CFN)
- TFBGA vs LQFP package option available on identical die (frente a ATSAM4SA16CB-AN)
Notas de diseño
The 100-ball TFBGA at 0.8 mm pitch requires laser-drilled microvias and 4-layer PCB construction for reliable fan-out. Place all decoupling capacitors (100 nF + 1 µF) within 3 mm of their respective supply balls. The exposed die pad (EPAD) must be soldered to a contiguous ground copper pour with at least 8 thermal vias (0.3 mm drill, 1.0 mm pitch) to dissipate up to 2 W. Per IPC-7351, the land pattern tolerance is ±0.05 mm; use NSMD pads with soldermask-defined openings for best self-alignment during reflow. Reference the SAM4S-EK2 evaluation board design files for the recommended stackup.
Supply the ATSAM4SA16CB-CN from a clean 3.3 V LDO (or buck + LDO cascade) capable of sourcing at least 250 mA peak during ADC conversions and USB transmissions. The internal 1.2 V core regulator requires a 4.7 µF X7R bypass capacitor on VDDOUT. Add a 100 µF bulk capacitor near the USB connector to meet the USB 2.0 inrush current specification. For battery-powered designs, use the on-chip SleepWalking feature and deep-power-down mode (typically under 3 µA at 3.3 V) to extend battery life; remember to wake via RTC alarm or external interrupt.
Do not connect USB pins (D+, D-, VBUS) without the mandatory 22 Ω series resistors and the 1.5 kΩ pull-up on D+ for Full-Speed device mode; omitting these prevents USB enumeration. The HS-MCI ball is multiplexed with SPI signals - configure the GPIO AF (alternate function) table in the SAM4S datasheet before driving SD cards. When migrating from SAM4SA16CA to SAM4SA16CB, review the Revision B errata document for peripheral behavioral changes in the USB, PMC, and EFC modules; firmware written for Revision A may need driver updates. The JTAG/SWD pins are shared with GPIOs on reset - disable JTAG via the WPMR register before using those pins as GPIO to avoid contention.
Información de cumplimiento
RoHS compliant per Mouser product description 'GREEN, EXT TEMP, MRL B'. Not AEC-Q100 qualified - choose ATSAM4S series with AEC-Q100 grade for automotive applications. Lead-free (Pb-free) BGA finish per Microchip 'GREEN' packaging designation.
