ATSAMA5D22C-CN - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
Référence : ATSAMA5D22C-CN ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $9.91 | $9,91 |
| 10 | $9.15 | $91,50 |
| 100 | $7.95 | $795,00 |
| 500 | $6.8 | $3 400,00 |
| 1 000 | $5.4 | $5 400,00 |
ATSAMA5D22C-CN Présentation
An ARM Cortex-A5 MPU is a microprocessor unit built around the ARM Cortex-A5 application-class core, designed for full-Linux-capable embedded systems. The Cortex-A5 family sits above Cortex-M microcontrollers in the ARM hierarchy: Cortex-A cores include an MMU and run rich operating systems, while Cortex-M devices are deterministic microcontrollers. The SAMA5D2 series positions the Cortex-A5 for low-power industrial HMI, IoT gateways, and smart connected appliances where deterministic real-time plus Linux is required.
Key differentiating features include the integrated Peripheral Touch Controller (PTC) that offloads capacitive touch scanning from the CPU, an embedded audio subsystem with sample-rate converters for multi-stream audio, an ultra-low-power backup mode drawing 5 µA for battery-backed RTC retention, and a simple power-management scheme with on-chip LDOs and DC-DC control. The 0.8 mm ball pitch TFBGA package reduces PCB design complexity versus 0.5 mm pitch BGA alternatives while maintaining industrial-grade thermal and mechanical characteristics.
The SAMA5D2 architecture uses a single-issue, in-order Cortex-A5 pipeline with NEON and FPU optional, paired with an ARMv7-A memory system including L1 caches and an L2 cache controller. The high-bandwidth multi-port DDR controller, QSPI interface, and 12-bit ADC make it well suited for industrial sensor aggregation. Hardware cryptography acceleration and secure-boot features provide root-of-trust for IoT edge nodes without external crypto ICs.
Typical applications include industrial Human-Machine Interface (HMI) panels, IoT edge gateways, smart energy and metering terminals, building automation controllers, medical patient monitors, and connected appliances. The PTC and audio subsystem specifically target white-goods HMI replacement of discrete touch + audio MCUs.
When designing with this part, ensure the PCB supports 0.8 mm-pitch BGA fan-out and includes proper DDR routing with controlled impedance and matched length. Thermal management relies primarily on the exposed-die BGA thermal pad; no external heatsink is required at typical industrial loads. Refer to the Microchip SAMA5D2 Xplained board reference design for validated schematics.
This page synthesizes distributor pricing from DigiKey, Mouser, and LCSC, drop-in compatible SAMA5D2 family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Alternatives de remplacement direct pour ATSAMA5D22C-CN — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec ATSAMA5D22C-CN (même facteur de forme et même empreinte) — différant par Package, Ethernet, USB, CAN, Operating Temperature.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ATSAMA5D22B-CUR
✅ Remplacement direct✓ En stock
$9.1 / unité
Voir la fiche technique →ATSAMA5D22A-CNR
✅ Remplacement direct✓ En stock
$10.8 / unité
Voir la fiche technique →ATSAMA5D22A-CN
✅ Remplacement direct✓ En stock
$9.95 / unité
Voir la fiche technique →ATSAMA5D225C-D1M-CU
✅ Remplacement direct✓ En stock
$12.6 / unité
Voir la fiche technique →ATSAMA5D21C-CUR
✅ Remplacement direct✓ En stock
$11.65 / unité
Voir la fiche technique →ATSAMA5D22C-CN Valeurs maximales et caractéristiques électriques
| Core | ARM Cortex-A5 |
| Core Count | 1 |
| Largeur du bus de données | 32-bit |
| Maximum CPU Frequency | 500 MHz |
| Tension d'alimentation de fonctionnement | 1.2 V (core) |
| Internal SRAM | 128 KB |
| On-chip ROM | 160 KB |
| External Memory Support | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC Flash |
| Boîtier | 196-TFBGA (11x11 mm, 0.8 mm pitch) |
| Type de montage | Surface Mount (BGA) |
| Backup Mode Current | 5 uA (ultra-low-power mode) |
| Peripheral Touch Controller | Yes (on-chip PTC) |
| Embedded Audio Subsystem | Yes (multi-stream) |
| Statut RoHS | Compliant |
| Lead-Free | Yes |
Guide de configuration des broches du ATSAMA5D22C-CN 196-tfbga (11x11 mm, 0.8 mm pitch)
Configuration des broches du ATSAMA5D22C-CN (boîtier 196-tfbga (11x11 mm, 0.8 mm pitch)). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour ATSAMA5D22C-CN.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
ATSAMA5D22C-CN convient pour 7 applications: Industrial Human-Machine Interface (HMI) Panels, IoT Edge Gateways and Smart Connected Appliances, Smart Energy and Metering Terminals, Building Automation and Access Control, Medical Patient Monitoring and Diagnostic Devices, Connected Consumer Appliances and White Goods, Industrial Printer and Label Maker Controllers.
Industrial Human-Machine Interface (HMI) Panels
The ATSAMA5D22C-CN's 500 MHz Cortex-A5 core, integrated Peripheral Touch Controller (PTC), and embedded audio subsystem make it ideal for industrial HMI panels. The PTC offloads capacitive touch scanning up to several hundred sensors per scan without CPU intervention, freeing the A5 core to drive Qt/Embedded or LVDS graphics on a connected LCD. According to the SAMA5D2 datasheet, the audio subsystem supports multi-stream I2S with on-chip sample-rate conversion, eliminating the need for a companion audio CODEC for simple beeps and voice prompts. Designers can run Buildroot Linux with the mainline-atmel Linux kernel for deterministic HMI response, while 128 KB of on-chip SRAM provides low-latency touch-data buffering. Typical HMI panels (4 to 7 inch) consume under 2 W total system power.
Recommandé
IoT Edge Gateways and Smart Connected Appliances
For IoT edge gateways, the ATSAMA5D22C-CN delivers full Linux capability on Cortex-A5 plus hardware cryptography acceleration for TLS and secure-boot per Microchip's SAMA5D2 datasheet. The SoC integrates Ethernet MAC, multiple CAN-FD ports, and high-speed USB, enabling single-chip gateway designs without companion connectivity ICs. The 5 uA backup-mode current allows RTC retention across months of brownout without draining coin-cell batteries, which is critical for unattended edge nodes. LPDDR2/DDR3L memory flexibility lets designers balance bandwidth versus power for typical MQTT/CoAP gateway workloads. Reference Linux distributions (Buildroot, Yocto) are mainlined and supported.
Recommandé
Smart Energy and Metering Terminals
Smart electricity, heat, and water meters benefit from the ATSAMA5D22C-CN's low-power architecture and 500 MHz Cortex-A5 performance. According to the SAMA5D2 datasheet, the integrated 12-bit ADC, multiple UART/SPI/I2C ports, and ISO 7816 smart-card interface address metering-specific I/O directly. The Cortex-A5 core handles DLMS/COSEM or wireless M-Bus protocol stacks while the backup domain retains RTC and tamper detection during mains power loss. Industrial temperature grade (-40C to +85C) supports outdoor cabinet deployment.
Recommandé
Building Automation and Access Control
Building automation controllers for HVAC, lighting, and access systems leverage the ATSAMA5D22C-CN's Cortex-A5 Linux support for BACnet, KNX, or Modbus stack handling. The SAMA5D2 datasheet documents multiple CAN-FD interfaces suited for BACnet MS/TP and HVAC bus networks, while Ethernet MAC supports BACnet/IP and cloud uplinks. On-chip secure boot and cryptographic accelerators address cybersecurity certification for connected building systems. The compact 196-TFBGA enables integration into wall-mounted controller enclosures.
Recommandé
Medical Patient Monitoring and Diagnostic Devices
Medical patient monitors, infusion pumps, and point-of-care diagnostic devices use the ATSAMA5D22C-CN for its deterministic real-time behavior plus full Linux for graphical user interfaces. The SAMA5D2 documentation highlights hardware cryptography for HIPAA-compliant data-at-rest, while the Cortex-A5 NEON engine accelerates ECG/EEG DSP workloads. The industrial temperature range and 196-TFBGA package's proven long-term reliability suit IEC 60601-1 compliant medical designs. Integrated audio subsystem enables alarm-tone generation without external CODEC.
Recommandé
Connected Consumer Appliances and White Goods
Smart refrigerators, washing machines, and ovens benefit from the ATSAMA5D22C-CN's combination of capacitive touch (PTC), audio, and Wi-Fi/Bluetooth-ready interfaces. The SAMA5D2 datasheet confirms the PTC supports up to several hundred touch sensors with hardware-driven scanning, replacing discrete touch ICs in white-goods control panels. Cortex-A5 at 500 MHz handles the connectivity stack plus appliance control logic on Linux. The 5 uA backup mode retains user settings across power cycles.
Recommandé
Industrial Printer and Label Maker Controllers
Industrial label printers and barcode scanners leverage the ATSAMA5D22C-CN's Cortex-A5 performance for image processing plus its QSPI/e.MMC interfaces for fast font and graphics storage. The integrated audio subsystem supports operator-prompt tones in noisy factory environments. Per the SAMA5D2 datasheet, multiple SPI ports drive stepper motors and print-head interfaces while Ethernet and USB enable industrial network connectivity. Long-term Microchip silicon supply suits multi-year printer production lifecycles.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ATSAMA5D22C-CN — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ATSAMA5D22B-CUR | ATSAMA5D22A-CNR | ATSAMA5D225C-D1M-CU | ATSAMA5D21C-CUR |
|---|---|---|---|---|---|
| Package | 196-TFBGA (11x11) | 196-TFBGA (11x11) - same | 196-TFBGA (11x11) - same | 196-TFBGA (11x11) - same | 196-TFBGA (11x11) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Core | Cortex-A5 | Cortex-A5 | Cortex-A5 | Cortex-A5 | Cortex-A5 |
| Maximum Frequency | 500 MHz | 500 MHz | 500 MHz | 500 MHz | 500 MHz |
| Internal SRAM | 128 KB | 128 KB | 128 KB | 128 KB + SiP SDRAM | 128 KB |
| Peripheral Touch Controller | Yes | Yes | Yes | Yes | No |
| Embedded Audio Subsystem | Yes | Yes | Yes | Yes | No |
| Backup Mode Current | 5 uA | 5 uA | 5 uA | 5 uA | 5 uA |
| External Memory Support | DDR2/DDR3L/LPDDR2/LPDDR3 | DDR2/DDR3L/LPDDR2/LPDDR3 | DDR2/DDR3L/LPDDR2/LPDDR3 | DDR2/LPDDR2 (integrated in SiP) | DDR2/DDR3L/LPDDR2/LPDDR3 |
Principaux différenciateurs
- Integrated Peripheral Touch Controller without external touch IC (vs ATSAMA5D21C-CUR)
- Embedded audio subsystem eliminates external CODEC (vs ATSAMA5D21C-CUR)
- SiP variant with integrated SDRAM simplifies PCB (vs ATSAMA5D225C-D1M-CU)
- Mainline Linux kernel support with long-term vendor support (vs ATSAMA5D22A-CNR)
Notes de conception
Estimated: The 196-TFBGA uses a 0.8 mm ball pitch with 11x11 mm body. Per Microchip SAMA5D2 hardware design guidelines, PCB layout requires 4 routing layers minimum with microvia-in-pad recommended for the BGA escape. DDR traces must be length-matched within +/- 25 mil and routed over a continuous ground plane. Reference the SAMA5D2 Xplained board Altium project on Microchip's website as the validated reference design.
The ATSAMA5D22C-CN requires multiple supply rails per Microchip's datasheet: 1.2 V for the core (sourced from on-chip LDO or external DC-DC), 1.8 V for analog and PLL blocks, and 3.3 V for I/O. A simple power-management scheme uses the on-chip LDOs with bulk decoupling of 10 uF + 100 nF near each supply pin. The 5 uA backup mode is entered by cutting VDDBUPUP and switching to a coin-cell supply on VDDBU; verify backup battery voltage stays within 1.6 to 3.6 V.
Estimated: At 500 MHz with industrial temperature grade, the ATSAMA5D22C-CN dissipates approximately 0.5 to 1 W depending on DDR activity and peripheral loading. The TFBGA exposed-die paddle provides the primary thermal path; Microchip recommends a thermal via array under the die paddle stitched to an inner ground plane. No external heatsink is required for typical industrial HMI workloads. Junction temperature must remain below 100C for long-term reliability.
Common pitfalls: (1) failing to configure the BMS (Boot Mode Select) pins before reset traps the device in the wrong boot source; (2) using DDR3 without proper write-leveling training causes intermittent data corruption; (3) leaving the JTAG pins floating introduces unpredictable reset behavior - always pull to defined states per the datasheet; (4) selecting wrong PTC acquisition settings leads to touch false-positives - follow the QTouch library calibration procedure. Refer to SAMA5D2 errata sheet (DS80000496) for known silicon issues.
Informations de conformité
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - this is an industrial/consumer MPU. Operating temperature is industrial grade (-40C to +85C) per SAMA5D2 datasheet. Conflict-minerals compliance statement available on Microchip corporate responsibility page.