BCM2836RIFBG - Quad-Core Cortex-A7 SoC 900MHz | Broadcom
料号： BCM2836RIFBG ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $15 | $15.00 |
| 10 | $14.25 | $142.50 |
| 100 | $13.5 | $1,350.00 |
| 500 | $12.75 | $6,375.00 |
| 1,000 | $12 | $12,000.00 |
BCM2836RIFBG 概述
A system-on-chip is an integrated circuit that integrates all major functional blocks of a computing system onto one die: processor cores, graphics acceleration, memory interface, peripheral controllers, and interconnect fabric. SoCs sit at the top of the embedded processor hierarchy (SoC -> application processor -> microprocessor -> semiconductor) and eliminate the need for discrete CPU, GPU, and controller chips in compact designs.
Key features of the BCM2836 include four ARM Cortex-A7 cores with NEON SIMD and VFPv4 floating-point units, 32 KiB L1 instruction and data caches per core, and a shared 512 KiB L2 cache. The VideoCore IV graphics core supports 1080p30 H.264 decode and OpenGL ES 2.0-class 3D graphics. Peripheral set includes USB 2.0 host/OTG, 10/100 Ethernet MAC support via companion PHY, UART, SPI, I2C, PWM, and general-purpose I/O banks.
The architecture pairs the Cortex-A7 cluster with the proprietary VideoCore IV multimedia engine, connected by an internal bus fabric. Boot code resides in on-chip ROM, with secondary bootloader loaded from external storage such as an SD card.
Typical applications include single-board computers, embedded Linux gateways, industrial HMIs, digital signage players, and multimedia IoT nodes requiring 1080p video output.
Design consideration: the BCM2836 is supplied under restricted documentation; full electrical and ballout details are available from Broadcom under NDA, so board design should reference the Raspberry Pi 2 reference schematics.
This page synthesizes distributor availability, family alternatives, and practical design guidance not found in publicly restricted datasheets.
直接替换替代料： BCM2836RIFBG ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： BCM2836RIFBG （相同外形与封装尺寸） ——差异在于 CPU Core, Core Frequency, Architecture, Mounting Type, GPU.
快速对比工具——选择替代料号进行并排对比：
BCM2835RIPPG
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →BCM2835IPPG
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
联系询价
查看数据手册 →BCM2837
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
BCM2836RIFBG 最大额定值与电气特性
| CPU Core | ARM Cortex-A7 |
| Number of Cores | 4 |
| Core Frequency | 900 MHz |
| Architecture | 32-bit ARMv7-A |
| GPU | VideoCore IV |
| Video Decode | 1080p30 H.264 |
| L1 Cache | 32 KiB instruction + 32 KiB data per core |
| L2 Cache | 512 KiB shared |
| USB | USB 2.0 |
| Peripheral Interfaces | UART, SPI, I2C, PWM, GPIO |
| Package Type | BGA |
| 安装类型 | Surface Mount |
| Typical Applications | Single-board computers, embedded multimedia systems |
BCM2836RIFBG bga 引脚配置指南
BCM2836RIFBG（bga 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： BCM2836RIFBG.
请参阅 数据手册 以查看完整引脚配置。
典型应用
BCM2836RIFBG 适用于 6 应用s: Single-Board Computers, Embedded Linux Gateways and IoT Nodes, Digital Signage Players, Industrial HMI and Control Panels, Multimedia Development and Prototyping, Security and Vision Camera Systems.
Single-Board Computers
The BCM2836RIFBG is the core processor of the Raspberry Pi 2 Model B, where its four 900 MHz Cortex-A7 cores deliver roughly six times the single-thread and multi-thread throughput of the earlier BCM2835. The SoC integrates the VideoCore IV GPU, USB 2.0, and GPIO/SPI/I2C controllers, so a complete Linux-capable computer needs only external DRAM, power, and flash storage. Board designers cloning the Pi 2 reference can reuse the proven power tree and SD card boot architecture, keeping time-to-market short and software stacks fully supported.
推荐
Embedded Linux Gateways and IoT Nodes
The BCM2836RIFBG suits industrial IoT gateways that need Linux networking, local data processing, and cloud connectivity. The four Cortex-A7 cores with NEON SIMD accelerate protocol stacks and lightweight encryption, while USB 2.0, 100 Mbit Ethernet MAC support, and multiple SPI/I2C/UART controllers interface sensors, radios, and modems. Because mainstream ARMv7 distributions run unmodified, developers avoid cross-compilation friction. Power draw is modest for the class of performance, and the BGA package supports compact, high-density gateway PCBs in DIN-rail or wall-mount enclosures.
推荐
Digital Signage Players
The VideoCore IV GPU in the BCM2836RIFBG decodes 1080p30 H.264 and composites layered 2D/3D graphics over HDMI, making the SoC a complete signage engine on one die. Four 900 MHz cores handle content management agents, network sync, and HTML5 rendering layers without a companion processor. Compared with discrete SoC-plus-GPU solutions, the BCM2836 reduces BOM count and board area, and the proven Raspberry Pi 2 reference design de-risks the display, memory, and power subsystems. Firmware is typically Raspberry Pi OS or custom Linux with GPU-accelerated compositing.
推荐
Industrial HMI and Control Panels
For operator terminals and HMI panels, the BCM2836RIFBG combines responsive multi-core UI rendering with a rich set of industrial interfaces: PWM for backlight and actuator control, I2C and SPI for touch controllers and ADCs, and UART for legacy field devices. The 900 MHz Cortex-A7 cluster runs Qt or similar GUI frameworks smoothly at 1080p via VideoCore IV. Designers should mirror the Raspberry Pi 2 power sequencing and add industrial temperature screening, since the commercial SoC grade must be qualified for extended ambient ranges in panel applications.
推荐
Multimedia Development and Prototyping
The BCM2836RIFBG remains a popular prototyping SoC because the Raspberry Pi 2 ecosystem provides reference schematics, bootloader images, Linux kernel sources, and a huge community knowledge base. Engineers can validate algorithms on the Cortex-A7 NEON pipeline, prototype VideoCore IV GPU shaders, and prove GPIO/SPI/I2C interfaces on commercial Pi 2 hardware before committing to custom silicon designs. Availability of the standalone chip through independent distributors allows low-volume custom carrier boards to reuse the same firmware images developed on Pi 2 prototypes.
推荐
Security and Vision Camera Systems
The BCM2836RIFBG supports the Camera Serial Interface used by the Raspberry Pi camera modules, enabling 1080p networked camera designs. The four Cortex-A7 cores run video analytics, motion detection, and streaming servers while VideoCore IV handles H.264 encode of camera streams at 1080p30. USB 2.0 and Ethernet MAC allow local storage or IP streaming. For multi-camera or higher-resolution designs, designers can step up to the BCM2837, but for cost-sensitive single-stream systems the BCM2836 delivers complete image pipeline integration with minimal external components.
推荐
推荐产品汇总
工程参考数据： BCM2836RIFBG ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | BCM2835RIPPG | BCM2835IPPG | BCM2837 |
|---|---|---|---|---|
| Package | BGA | BGA | BGA | BGA |
| Brand | Broadcom | Broadcom | Broadcom | Broadcom |
| CPU Cores | 4x ARM Cortex-A7 @ 900 MHz | 1x ARM11 @ 700 MHz | 1x ARM11 @ 700 MHz | 4x Cortex-A53 @ 1.2 GHz |
| Architecture | 32-bit ARMv7-A | 32-bit ARMv6 | 32-bit ARMv6 | 64-bit ARMv8-A |
| GPU | VideoCore IV | VideoCore IV | VideoCore IV | VideoCore IV |
| Video Decode | 1080p30 H.264 | 1080p30 H.264 | 1080p30 H.264 | 1080p60 H.264 |
| USB | USB 2.0 | USB 2.0 | USB 2.0 | USB 2.0 |
| Typical Host Board | Raspberry Pi 2 Model B | Raspberry Pi 1 | Raspberry Pi 1 (industrial variants) | Raspberry Pi 3 |
关键差异点
- Quad-core CPU in same ecosystem as single-core predecessor （对比 BCM2835RIPPG)
- Lower cost than 64-bit successor （对比 BCM2837)
- Proven single-board reference design （对比 Cross-brand Cortex-A7 SoCs (e.g., NXP i.MX6 class))
设计说明
The BCM2836 powers from multiple rails (core, memory, I/O) with defined sequencing requirements shown in the Raspberry Pi 2 reference schematic, which is the practical public reference for this NDA-restricted part. Use a dedicated switching regulator for the core rail sized for the full quad-core load and memory interface, and provide bulk capacitance near the BGA to handle load transients when all four Cortex-A7 cores wake from idle. Verify rail sequencing against Broadcom NDA documentation before tape-out; incorrect sequencing can latch the SoC.
As a BGA SoC with LPDDR2-style high-speed memory interface, the BCM2836 requires matched-length, impedance-controlled routing to external DRAM. Follow the Raspberry Pi 2 Model B layout as the reference for trace lengths, via usage, and ground return planes. Place the DRAM as close to the SoC as the package allows and maintain solid power/ground planes beneath the memory bus. Distributor descriptions note the package construction targets thermal dissipation and high-density mounting, so allocate thermal vias and copper pours under the BGA footprint.
The most common pitfall with the BCM2836RIFBG is assuming public documentation exists: the full ballout, electrical specs, and timing data are Broadcom NDA materials, and third-party 'datasheet' sites do not host them. Design strictly from the Raspberry Pi 2 reference schematics and the BCM2835 ARM Peripherals document (largely shared peripheral registers). Also note lifecycle status: this part is legacy; for production programs, secure last-time-buy quantities or migrate to BCM2837/BCM2711 generation early in the design cycle.
合规信息
Compliance data not published in the provided verified web data. Raspberry Pi ecosystem hardware is generally RoHS-compliant, but this must be confirmed with Broadcom/distributor documentation; not assumed here.
