OSD3358-512M-BAS - AM3358 SiP 1GHz Cortex-A8 512MB DDR3 | Octavo Systems
MPN： OSD3358-512M-BAS ✓ 啟用中OSD3358-512M-BAS 概覽
A System-in-Package is an advanced packaging technology that combines multiple discrete silicon dies - in this case the AM3358 SoC, a DDR3 memory die, and a TPS65217C power management IC die - into one BGA substrate, eliminating the complex PCB layout, signal integrity work, and discrete component sourcing required when these parts are used individually. The OSD335x family sits within the broader System-on-Module (SoM) hierarchy, providing pre-validated multi-die integration so design effort can focus on application peripherals rather than core compute hardware bring-up.
Key differentiating features include the 400-ball BGA that is a superset of the TI AM3358 ZCZ 18x18 BGA footprint - meaning most signals are pin-compatible with the discrete AM3358 - plus integrated 512 MB DDR3, on-die power sequencing, and Octavo's documented pin assignment guidance (App Note 1002) for migrating from the TI AM3358 reference design. The SiP eliminates eight discrete power rails, six decoupling networks, and the DDR3 PCB fly-by routing that normally dominates AM3358 designs.
Architecturally, the OSD3358 wraps the AM3358's Cortex-A8 superscalar core, SGX530 graphics accelerator, dual PRU-ICSS industrial communication subsystems, two Gigabit-capable Ethernet MACs, and three USB ports, exposing them through Octavo's documented BGA pin map. The package dimensions are larger than the bare AM3358 but still fit inside a 28 mm x 28 mm PCB footprint, suitable for compact industrial, robotics, and IoT gateway designs.
Typical applications include the BeagleBone Blue robotics platform, industrial IoT gateways, building automation controllers, human-machine interface (HMI) panels, and Linux-based data acquisition systems. The integrated power management and DDR3 simplify UL/CE/FCC certification because designers only qualify the host PCB rather than a high-speed memory interface.
A primary design consideration: although the OSD3358 is pin-compatible with the bare AM3358 ZCZ at the signal level, the 20 x 20 BGA is mechanically larger, and any DDR3 routing already done for the AM3358 must be discarded. Designers migrating should consult Octavo App Note 1002 for the exact signal-to-ball mapping differences.
This page synthesizes distributor pricing, drop-in alternative SKUs, and migration notes from App Note 1002 that are not present in the bare AM3358 datasheet, giving engineers a single reference for procurement and design-in.
直接替換替代品，適用於 OSD3358-512M-BAS — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： OSD3358-512M-BAS （相同外形與佔位） — 差異在於 Ethernet, Mounting Type.
OSD3358-512M-IND
✅ 直接替換📋 參考替代品（不在目錄中）
OSD3358-1GB-BAS
✅ 直接替換📋 參考替代品（不在目錄中）
OSD3358-1GB-IND
✅ 直接替換📋 參考替代品（不在目錄中）
OSD3358-256M-BAS
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
OSD3354-512M-BAS
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
OSD3358-512M-BAS 規格
| Processor Core | Texas Instruments AM3358 ARM Cortex-A8 |
| Maximum CPU Clock | 1 GHz |
| SIMD Engine | NEON SIMD |
| Graphics Accelerator | SGX530 |
| On-package DRAM | 512 MB DDR3 |
| On-package PMIC | TPS65217C integrated |
| Package Type | 400-ball BGA |
| Package Size | 20 mm x 20 mm (BGA), 1 mm pitch |
| Pin Compatibility | Superset of TI AM3358 ZCZ 18x18 BGA |
| Ethernet | 2x 10/100/1000 MAC (external PHY required) |
| USB Ports | 2x USB 2.0 (host), 1x USB 2.0 (client/OTG) |
| Industrial Communication | 2x PRU-ICSS |
| 工作溫度 | -40C to +85C (industrial) |
| 安裝類型 | Surface Mount (BGA) |
| RoHS 狀態 | Compliant |
OSD3358-512M-BAS 20 mm x 20 mm (bga), 1 mm pitch 腳位配置指南
OSD3358-512M-BAS（20 mm x 20 mm (bga), 1 mm pitch 封裝）的腳位配置。 腳位編號、功能與連接圖定義於製造商資料手冊中。請參閱該手冊以取得確切的封裝尺寸與焊接指引。
無詳細腳位定義資料： OSD3358-512M-BAS.
請參閱 資料表 以查看完整腳位配置。
典型應用
OSD3358-512M-BAS 適用於 6 應用s: BeagleBone Blue Robotics Platform, Industrial IoT Gateway, Building Automation Controller, Human-Machine Interface (HMI) Panels, Linux Data Acquisition System, Smart Energy Meter Concentrator.
BeagleBone Blue Robotics Platform
The OSD3358-512M-BAS is the reference SiP for the BeagleBone Blue robotics platform, integrating the AM3358 ARM Cortex-A8 at 1 GHz with 512 MB DDR3 on a single 400-ball BGA. The SiP's on-package TPS65217C PMIC powers the dual PRU-ICSS subsystems that drive the platform's four DC motor controllers, four quadrature encoder inputs, and eight servo outputs at deterministic latency. With 512 MB RAM, the platform runs ROS and Debian Linux simultaneously, handling sensor fusion from the 9-axis IMU and barometer without external memory. Designers replicating the BeagleBone Blue can reference Octavo's published reference schematics and App Note 1002 to shorten the bring-up cycle from months to weeks.
推薦
Industrial IoT Gateway
The OSD3358-512M-BAS serves as the Linux-based compute core of industrial IoT gateways aggregating Modbus, EtherCAT, and PROFINET fieldbus traffic. The AM3358 silicon exposes two PRU-ICSS subsystems that handle real-time industrial protocols deterministically while the Cortex-A8 runs containerized application logic on the same chip. With 512 MB DDR3, the SiP has sufficient headroom for MQTT brokers, edge analytics, and TLS/SSL stacks without external memory expansion. The integrated TPS65217C PMIC supplies all eight required AM3358 rails from a single 5 V input, simplifying UL/CE/FCC power-supply qualification. The 400-ball BGA footprint fits inside a 30 mm x 30 mm host PCB suitable for DIN-rail enclosures.
推薦
Building Automation Controller
In building automation, the OSD3358-512M-BAS acts as the central HVAC and lighting controller running Yocto Linux with BACnet/IP and KNX protocol stacks. The AM3358's two PRU-ICSS subsystems handle time-critical KNX TP1 bus arbitration and RS-485 Modbus traffic, while the Cortex-A8 core runs the control logic, web HMI, and schedule engine. With on-package 512 MB DDR3, the controller boots in under 3 seconds and supports graphical web interfaces for end-user configuration. The SiP's integrated power management eliminates the discrete buck converter network that would otherwise dominate a 50 mm x 70 mm controller PCB, enabling a compact DIN-rail form factor suitable for retrofit installations.
推薦
Human-Machine Interface (HMI) Panels
The OSD3358-512M-BAS powers 7-inch to 10-inch HMI panels running Qt or Web-based graphical interfaces with 512 MB DDR3 sufficient for 1080p frame buffers and animated transitions. The AM3358 SGX530 GPU accelerates 2D and basic 3D graphics rendering without taxing the Cortex-A8, while the integrated LCD controller drives RGB888 displays up to 1366x768 natively. Designers route the LVDS or RGB output directly from the SiP's dedicated display pins, eliminating external bridge ICs. The single 400-ball BGA footprint plus on-package PMIC keeps the HMI controller PCB under 60 mm x 80 mm, suitable for cramped cabinet doors in industrial control panels.
推薦
Linux Data Acquisition System
The OSD3358-512M-BAS forms the backbone of Linux-based data acquisition systems digitizing high-speed analog inputs at rates up to 200 kS/s aggregate. The AM3358's dual PRU-ICSS subsystems sample ADCs deterministically with sub-microsecond jitter, while the Cortex-A8 streams the resulting data to local DDR3 buffers or over Gigabit Ethernet to a host server. With 512 MB on-package DDR3, the system can sustain deep capture buffers for transient recording without external memory. The integrated TPS65217C PMIC delivers clean analog-friendly rails, isolating the sensitive ADC reference from switching noise on the digital supplies.
推薦
Smart Energy Meter Concentrator
In smart-grid energy meter concentrators, the OSD3358-512M-BAS aggregates data from hundreds of wireless or PLC-connected meters and forwards to utility head-end systems. The AM3358's two Gigabit-capable Ethernet MACs separate the WAN (utility backbone) and LAN (local meter bus) traffic, while the Cortex-A8 runs DLMS/COSEM protocol stacks on the 512 MB DDR3 buffer. The SiP's on-package PMIC operates from a wide 5 V to 12 V input range compatible with substation supply rails. With the OSD3358 -IND variant supporting -40C to +85C, outdoor cabinet installations are feasible without additional thermal conditioning.
推薦
推薦產品摘要
工程參考資料，適用於 OSD3358-512M-BAS — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | OSD3358-512M-IND | OSD3358-1GB-BAS | OSD3358-1GB-IND | OSD3358-256M-BAS | OSD3354-512M-BAS |
|---|---|---|---|---|---|---|
| Brand | Octavo Systems | Octavo Systems - same | Octavo Systems - same | Octavo Systems - same | Octavo Systems - same | Octavo Systems - same |
| Package | 400-ball BGA (20x20 mm, 1 mm pitch) | 400-ball BGA - same | 400-ball BGA - same | 400-ball BGA - same | 400-ball BGA - same | 400-ball BGA - same |
| On-package DDR3 | 512 MB | 512 MB - same | 1 GB | 1 GB | 256 MB | 512 MB - same |
| Processor Silicon | AM3358 Cortex-A8 1 GHz + 2x PRU-ICSS + SGX530 | AM3358 - same | AM3358 - same | AM3358 - same | AM3358 - same | AM3354 (no PRU-ICSS, no 3D) |
| Operating Temperature | Commercial (0C to +70C) | Industrial -40C to +85C | Commercial - same | Industrial -40C to +85C | Commercial - same | Commercial - same |
| Integrated PMIC | TPS65217C on-package | TPS65217C - same | TPS65217C - same | TPS65217C - same | TPS65217C - same | TPS65217C - same |
| USB Ports | 2x USB 2.0 host + 1x USB 2.0 OTG | 2x USB 2.0 host + 1x USB 2.0 OTG - same | 2x USB 2.0 host + 1x USB 2.0 OTG - same | 2x USB 2.0 host + 1x USB 2.0 OTG - same | 2x USB 2.0 host + 1x USB 2.0 OTG - same | 2x USB 2.0 host + 1x USB 2.0 OTG - same |
主要差異化特點
- SiP integration eliminates discrete DDR3 and PMIC design (對比Discrete TI AM3358 ZCZ + DDR3 + TPS65217C)
- Industrial temperature option shares the same footprint (對比OSD3358-512M-BAS vs OSD3358-512M-IND)
- 1 GB memory upgrade option without losing AM3358 silicon (對比OSD3358-1GB-BAS vs OSD3358-512M-BAS)
設計說明
Estimated: at 1 GHz continuous CPU load, the integrated AM3358 silicon dissipates approximately 1.0 W through the SiP substrate. With a typical 4-layer host PCB providing 1 oz copper ground pour under the BGA, the junction-to-ambient thermal resistance is approximately 25 C/W, giving a 25 C rise above ambient. For commercial-grade installations near 50 C ambient, ensure airflow or de-rate to 600 MHz. For industrial cabinets exceeding 70 C ambient, use the OSD3358-512M-IND variant.
The 400-ball BGA at 1 mm pitch requires a 6-layer PCB minimum with microvia stack-ups to escape the inner rows. According to Octavo's reference designs, a 4-layer board is feasible if the design uses 0.8 mm pitch BGA-recommended rules, but 6 layers provide the signal integrity margin required for the DDR3 interface. Allocate a continuous GND plane on layer 2 directly beneath the BGA to manage return paths. Keep high-speed traces (USB, Ethernet, DDR3) under 25 mm when possible.
Do NOT reuse PCB artwork designed for the discrete TI AM3358 ZCZ 18x18 BGA. According to Octavo App Note 1002, the OSD3358's 20x20 BGA is a logical superset but with remapped power, ground, and several DDR3 signals. Designers migrating from a discrete AM3358 design MUST consult App Note 1002 before reusing any artwork. Also, do not assume the on-package TPS65217C eliminates all external capacitors - bulk input capacitors (10 uF X7R minimum) and PMIC output LPF filters are still required on the host PCB adjacent to the BGA.
Place the OSD3358-512M-BAS BGA at the geometric center of the host PCB to minimize trace lengths to peripheral connectors. According to Octavo's reference schematic, the USB differential pairs must be length-matched within 150 mil, and the DDR3 clock pair requires 50-ohm controlled impedance with 90-ohm differential. The Ethernet PHY should be placed within 25 mm of the OSD3358 RMII/RGMII pins, with the PHY's strap resistors accessible via test points for last-minute configuration changes.
合規資訊
RoHS compliant per Octavo Systems product page. Not AEC-Q100 qualified - the OSD3358 platform targets industrial, commercial, and consumer applications, not automotive. MSL rating not explicitly stated in available web data.
