ATSAMA5D27C-CNR - 500MHz Cortex-A5 MPU, 289-LFBGA | Microchip
부품 번호: ATSAMA5D27C-CNR ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $15.42 | $15.42 |
| 10 | $14.1 | $141.00 |
| 100 | $12.55 | $1,255.00 |
| 500 | $11.2 | $5,600.00 |
| 1,000 | $10.05 | $10,050.00 |
ATSAMA5D27C-CNR 개요
A microprocessor unit (MPU) is a System-on-Chip (SoC) that integrates a CPU core, memory controllers, peripheral controllers, and often graphics accelerators on a single die. MPUs sit hierarchically between microcontrollers (MCUs, which include on-chip Flash) and full application processors (which typically run richer OSes like Linux/Android). The Cortex-A5 class targets industrial gateways, HMI panels, IoT edge nodes, and low-power Linux appliances where deterministic performance and Linux support are both required.
Key features of the ATSAMA5D27C-CNR include the integrated Arm Cortex-A5 core with NEON and TrustZone support, hardware image acceleration (2D graphics engine), a Peripheral Touch Controller, embedded audio subsystem with Class-D amplifier interface, 10/100 Mbps Ethernet MAC, USB 2.0 with HSIC, and a 12-bit ADC. The 0.8 mm ball pitch package simplifies PCB design versus finer-pitch BGA alternatives while supporting industrial temperature ranges.
The device is built on a low-power process and includes a sophisticated power management unit (PMU) supporting multiple low-power modes (Idle, Ultra-Low-Power, Backup, and Shutdown). Wake-up sources include RTC, Wake-on-LAN, USB, and dedicated wake-up pins, enabling sub-microamp standby currents suitable for battery-backed edge devices.
Typical applications include industrial HMI panels, building automation controllers, medical point-of-care terminals, smart energy gateways, access control panels, and Linux-based IoT edge appliances. The combination of Cortex-A5 performance and Linux BSP support makes it especially attractive for replacing legacy ARM9 designs while modernizing the software stack.
When designing with the ATSAMA5D27C-CNR, pay close attention to PCB stack-up for DDR3L routing (controlled impedance, length matching), decoupling strategy (1 bulk cap + 8-12 ceramic caps near SoC), and boot configuration pins. Reference the SAMA5D2-XULT evaluation board design package for proven power sequencing and PMIC companion recommendations.
This page synthesizes distributor pricing, drop-in SAMA5D2 family alternatives, and practical board-level design guidance not always found in the bare manufacturer datasheet, enabling faster hardware bring-up and BOM optimization for industrial and IoT designs.
드롭인 대체품: ATSAMA5D27C-CNR — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: ATSAMA5D27C-CNR (동일 폼 팩터 및 풋프린트) — 차이점: Package, Operating Temperature, Core Architecture, Ethernet, USB.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
ATSAMA5D27B-CNR
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$6.4 / 개
데이터시트 보기 →ATSAMA5D27A-CNR
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$10.95 / 개
데이터시트 보기 →ATSAMA5D26C-CNR
✅ 드롭인✓ 재고 있음
$10.85 / 개
데이터시트 보기 →ATSAMA5D26B-CNR
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$9.1 / 개
데이터시트 보기 →ATSAMA5D27C-D1G-CU
✅ 드롭인✓ 재고 있음
$19.1 / 개
데이터시트 보기 →ATSAMA5D28B-CNR
✅ 드롭인✓ 재고 있음
$17.9 / 개
데이터시트 보기 →ATSAMA5D27C-CNR 최대 정격 & 전기적 특성
| Core Architecture | Arm Cortex-A5 (32-bit) with NEON and TrustZone |
| Maximum CPU Clock | 500 MHz |
| Core Count | 1 |
| L2 Cache | 128 Kbytes |
| Internal SRAM | 128 Kbytes |
| External Memory Support | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC Flash, NAND Flash |
| 패키지 | 289-LFBGA (14x14 mm, 0.8 mm pitch) |
| Graphics Acceleration | Yes (2D LCD controller, hardware overlay) |
| Ethernet | 10/100 Mbps (1x MII/RMII MAC) |
| USB | USB 2.0 High-Speed Host + HSIC |
| 동작 온도 | -40C to +85C (Industrial / Extended) |
| I/O Voltage | 3.3 V |
| Peripheral Touch Controller | Yes (PTC, supports mutual / self capacitance) |
| Embedded Audio Subsystem | Yes (Class-D amplifier interface, I2S, SSC) |
| 실장 유형 | Surface Mount (BGA) |
| RoHS 상태 | Compliant |
ATSAMA5D27C-CNR 289-lfbga (14x14 mm, 0.8 mm pitch) 핀 구성 가이드
ATSAMA5D27C-CNR(289-lfbga (14x14 mm, 0.8 mm pitch) 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: ATSAMA5D27C-CNR.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
ATSAMA5D27C-CNR 적합 용도: 7 애플리케이션s: Industrial Human-Machine Interface (HMI), Edge IoT Gateway, Building Automation Controller, Medical Point-of-Care Terminal, Smart Energy / Energy Gateway, Access Control / Security Panel, Audio / Intercom Appliance.
Industrial Human-Machine Interface (HMI)
The ATSAMA5D27C-CNR is a strong fit for industrial HMI panels because of its integrated 2D graphics acceleration, hardware LCD controller with overlays, and 500 MHz Cortex-A5 core that runs Linux Qt/GTK or LVGL HMI stacks smoothly. Its Peripheral Touch Controller natively supports mutual-capacitance PCAP touchscreens, removing the need for an external touch controller IC. The 289-LFBGA package with 0.8 mm pitch simplifies multi-layer PCB routing versus 0.5 mm BGA alternatives. With 10/100 Ethernet and USB 2.0, the device supports fieldbus gateways (Modbus TCP, EtherCAT slave) alongside the display. Power consumption under typical HMI workload remains below 1 W, enabling fanless sealed enclosures at IP65 ratings.
추천
Edge IoT Gateway
For IoT edge gateways that aggregate sensor data and forward it to cloud services, the ATSAMA5D27C-CNR delivers balanced performance at low power. The Cortex-A5 core handles MQTT/CoAP stacks, TLS termination, and lightweight local analytics under 500 MHz without overheating. The device's multiple low-power modes (Idle, ULP, Backup) plus wake-on-LAN and wake-on-USB support sub-milliwatt standby for battery-backed or solar-powered installations. DDR2/LPDDR2 support keeps the BOM cost low versus designs that require DDR3L. Reference designs from Microchip (SAMA5D2-XULT) include a Linux BSP with Eclipse hawkBit support for over-the-air firmware updates. The cryptographic accelerators (AES, SHA, TRNG) handle TLS handshakes without burdening the CPU.
추천
Building Automation Controller
The ATSAMA5D27C-CNR powers mid-range building automation controllers handling BACnet, KNX, Modbus, and LonWorks protocols simultaneously. Its multiple UART, SPI, I2C, and CAN-FD controllers (exact count per the datasheet) allow direct connection to fieldbus transceivers without external protocol chips. The integrated Class-D amplifier interface and I2S ports drive audio for intercom and announcement systems. Industrial temperature range (-40C to +85C) supports unconditioned mechanical rooms. The Cortex-A5 core running Yocto Linux executes control logic, schedules, and BACnet/IP routing at the same time. On-chip TrustZone isolates the secure network stack from the application layer, important for KNX/IP secure deployments.
추천
Medical Point-of-Care Terminal
For portable medical point-of-care terminals (blood gas analyzers, glucose meters, vital-sign monitors), the ATSAMA5D27C-CNR balances compute, power, and BOM cost. The Cortex-A5 NEON engine accelerates waveform compression and FFTs for ECG/SPO2 signal processing under 500 MHz. Low-power modes extend battery life: standby current in backup mode drops to single-digit microamps for months of shelf time. The peripheral touch controller and embedded audio subsystem let designers build touchscreen-and-speaker UI without external controllers. The 289-LFBGA package, while compact, is mature in volume manufacturing and supported by medical-grade reference designs from Microchip. Note: medical certification (IEC 60601-1) is the integrator's responsibility and is not a property of the IC itself.
추천
Smart Energy / Energy Gateway
In smart meter concentrators and energy gateways, the ATSAMA5D27C-CNR serves as a TCP/IP gateway aggregating data from hundreds of meters (DLMS/COSEM, M-Bus, wireless M-Bus). The Cortex-A5 core runs the DLMS server stack with sufficient headroom for concurrent connections and TLS encryption using hardware accelerators. Industrial temperature range and high reliability (10+ year MTBF designs in the field) match utility deployment requirements. DDR2 support and on-chip SRAM simplify firmware staging for OTA updates. The RTC with calendar mode plus battery domain supports real-time scheduling and time-stamping even during main power outages. Reference schematics for the ATSAMG55-GCC are available, though the SAMA5D27 adds the Cortex-A5 performance headroom.
추천
Access Control / Security Panel
The ATSAMA5D27C-CNR is well-suited to IP access control panels that combine RFID, keypad, biometric, and IP camera subsystems. The integrated LCD controller and touch controller drive 5-7 inch HMI displays directly. Multiple UART ports allow simultaneous connection to Wiegand RFID readers, fingerprint modules, and a 4G LTE modem for cloud connectivity. Linux support and mainline kernel patches enable OpenSSL-based TLS for OSDP (Open Supervised Device Protocol) secure channel communication. The NEON engine accelerates face recognition preprocessing for camera-equipped panels. Industrial temperature range supports outdoor enclosure deployments and the 0.8 mm BGA pitch accommodates conventional PCB assembly processes.
추천
Audio / Intercom Appliance
The embedded audio subsystem with Class-D amplifier interface, I2S, SSC, and DSP makes the ATSAMA5D27C-CNR a strong fit for IP-based intercoms, public-address amplifiers, and multi-room audio streamers. The Class-D interface drives up to two pairs of speakers directly when paired with an external amplifier IC, eliminating the need for a separate audio DSP. Acoustic echo cancellation and noise suppression can be implemented on the Cortex-A5 NEON engine for voice-over-IP intercom handsets. Low-power standby enables always-listening voice wake without draining battery. The audio subsystem supports up to 24-bit audio at 192 kHz, covering high-resolution streaming applications. Reference designs in Microchip's audio streaming SDK demonstrate integrated hardware sample flows.
추천
추천 제품 요약
엔지니어링 참조 데이터: ATSAMA5D27C-CNR — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | ATSAMA5D27B-CNR | ATSAMA5D26C-CNR | ATSAMA5D27C-D1G-CU |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 289-LFBGA (14x14 mm, 0.8 mm pitch) | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same |
| Core | Cortex-A5 500 MHz | Cortex-A5 500 MHz | Cortex-A5 500 MHz | Cortex-A5 500 MHz |
| On-Chip DRAM | None (uses external DDR2/LPDDR2) | None (external DDR2) | None (external DDR3L/LPDDR3) | 1 Gbit on-package DDR2 |
| L2 Cache | 128 Kbytes | 128 Kbytes | 128 Kbytes | 128 Kbytes |
| Internal SRAM | 128 Kbytes | 128 Kbytes | 128 Kbytes | 128 Kbytes |
| Ethernet | 10/100 Mbps (1x) | 10/100 Mbps (1x) | 10/100 Mbps (1x) | 10/100 Mbps (1x) |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
주요 차별점
- Pin-compatible across the entire SAMA5D2 family with drop-in alternatives from A through D revisions (vs ATSAMA5D26C-CNR)
- Integrated Peripheral Touch Controller (PTC) for PCAP touchscreens (vs External touch controller ICs)
- Low-power standby with sub-microamp current (vs Other Cortex-A5 MPUs)
설계 노트
Estimated: The 289-LFBGA package at 0.8 mm pitch requires a 4-layer PCB minimum with 1 oz copper inner layers and 0.5 oz outer layers for controlled-impedance DDR2 routing (50 ohm single-ended, 100 ohm differential for clocks). Use microvias (0.15 mm diameter) for BGA breakout, with a dog-bone fan-out in inner layers to escape the dense BGA grid. Maintain length matching within +/-25 mil on DDR2 byte lanes and within +/-10 mil on differential clock pairs. Reference the SAMA5D2-XULT evaluation board gerbers for a proven stack-up.
Estimated: A complete SAMA5D27C-CNR system with external DDR2 and active peripherals typically draws 0.5-0.8 W at 500 MHz full load. Apply a multi-rail PMIC such as the MIC2800 or DA9063 to provide 1.2V (core), 1.8V (DDR2), 3.3V (I/O), and 0.9V (DDR2 VTT). Place one 22 uF bulk cap and eight 100 nF ceramic decoupling caps within 5 mm of the BGA power balls, alternating on top and bottom layers for lowest loop inductance. Plan for inrush current of ~2 A during cold boot from full shutdown.
Common pitfalls: (1) Forgetting to configure the boot selection pins (BMS, JTAGNSEL) before reset - a misconfigured boot strap causes the part to fail to boot with no console output. (2) Using DDR2 instead of DDR3L (or vice versa) without verifying the exact variant - the D27C supports DDR2/LPDDR2/LPDDR3, but DDR3L requires the D26C variant. (3) Routing USB 2.0 differential pairs without 90 ohm differential impedance - causes enumeration failures. (4) Not providing a clean 25 MHz main crystal with <50 ppm accuracy - causes USB and Ethernet timing violations.
Estimated: The 289-LFBGA has a theta_JA of approximately 25 C/W on a 4-layer JEDEC test board. At typical 0.7 W power dissipation, junction temperature rises ~17 C above ambient, well within the -40 to +85C industrial limit. No explicit heatsink is required for sealed enclosures, but designers should add 1-2 square cm of bottom-layer copper directly under the BGA to spread heat. In fanless enclosures with restricted airflow or at sustained 100% CPU load with peripherals, verify junction temperature under worst-case ambient with a thermal probe.
규정 준수 정보
RoHS and REACH compliance per Microchip product page; conflict-minerals statement published by Microchip. AEC-Q100 not qualified - this is an industrial/consumer MPU, not automotive grade.