MPC8247ZQMIBA - PowerQUICC II 266MHz MPU | NXP 516-PBGA
MPN： MPC8247ZQMIBA ⚠ 最後購買機會MPC8247ZQMIBA 概覽
What is a PowerQUICC II processor? A PowerQUICC II is an integrated communications processor family from NXP (formerly Freescale) that combines a PowerPC core with a separate CPM coprocessor. The CPM offloads communications tasks such as Ethernet MAC, ATM, HDLC/SDLC, and USB handling from the main CPU, enabling high I/O throughput without burdening the core. The family occupies a tier above simple microcontrollers but below full application processors, typically deployed in mid-range networking infrastructure where deterministic peripheral performance is required.
Key specifications of the MPC8247ZQMIBA include a 266 MHz core frequency, 1.5V core voltage, 3.3V I/O voltage, 0.13 micrometer HiP7 process technology, and a 516-pin plastic BGA package. The device supports 32-bit addressing, integrates dual 10/100 Ethernet MACs through the CPM, two PCI interfaces, memory controller for SDRAM and ROM/Flash, and a USB 1.1 interface. The ZQMIBA speed grade and 0 to 105C operating temperature range make it suitable for industrial and commercial networking equipment.
The architecture separates time-critical I/O from general-purpose processing: the PowerPC core runs application and control-plane code while the CPM handles DMA-driven peripheral protocols. This dual-engine design delivers an ideal combination of price, performance, and low-power operation for routers and gateways. The integrated PCI bridge allows direct connection to PHY devices, encryption accelerators, or companion ASICs without an external bridge chip.
Typical applications include small/medium enterprise routers, VPN and firewall gateways, wireless access points, residential gateways, industrial Ethernet switches, and serial-to-Ethernet protocol converters. The ZQMIBA temperature grade (0 to 105C) covers commercial and lightly industrial deployments rather than fully extended industrial (-40 to +85C) or automotive (-40 to +125C) ranges.
Design consideration: the 516-pin PBGA package requires careful PCB stackup planning. Four or six PCB layers with dedicated power planes are recommended to maintain signal integrity on the 32-bit memory bus and PCI interfaces at full speed. Decoupling must follow the NXP reference design with bulk capacitors on each voltage rail adjacent to the BGA.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone. Specifications below are sourced from the NXP product page, distributor listings (DigiKey, Mouser, Arrow), and the Freescale/NXP MPC8247 datasheet family.
直接替換替代品，適用於 MPC8247ZQMIBA — 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： MPC8247ZQMIBA （相同外形與佔位） — 差異在於 Operating Temperature, PCI Interface, Package.
MPC8247VRMIBA
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8247CZQMIBA
✅ 直接替換聯絡詢價
查看資料表 →MPC8270CZUUPEA
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8280CVVUPEA
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8247ZQMIBA 最大額定值與電氣特性
| Processor Type | PowerPC G2_LE (MPC82xx PowerQUICC II) |
| Core Architecture | 32-bit PowerPC |
| Core Count | 1 |
| Core Frequency | 266 MHz |
| Core Voltage | 1.5 V |
| I/O Voltage | 3.3 V |
| Process Technology | 0.13 micrometer HiP7 |
| Communications Module | CPM (Ethernet, HDLC/SDLC, USB, PCI) |
| Ethernet Support | Dual 10/100 Mbps MAC via CPM |
| PCI Interface | 2 PCI interfaces |
| USB Support | USB 1.1 |
| Memory Controller | SDRAM, ROM/Flash |
| 封裝 | 516-PBGA (27x27 mm) |
| 工作溫度 | 0C to +105C |
| 安裝類型 | Surface Mount |
| Packaging | Tray |
| Lead Status | Contains Lead |
MPC8247ZQMIBA 516-pbga (27x27 mm) 腳位配置指南
MPC8247ZQMIBA（516-pbga (27x27 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MPC8247ZQMIBA.
請參閱 資料表 以查看完整腳位配置。
典型應用
MPC8247ZQMIBA 適用於 7 應用s: Small/Medium Enterprise Routers, VPN and Firewall Gateways, Wireless Access Points, Residential Gateways, Industrial Ethernet Switches, Serial-to-Ethernet Protocol Converters, Print and Imaging Servers.
Small/Medium Enterprise Routers
The MPC8247ZQMIBA's integrated PowerPC G2_LE core running at 266 MHz, combined with dual 10/100 Ethernet MACs and PCI expansion, makes it well suited for SME router designs where the CPM offloads packet processing from the core. In a typical deployment, the CPM handles Ethernet framing, IPsec offload to a companion accelerator, and WAN protocols, while the PowerPC core runs the routing control plane. The 1.5V core and 3.3V I/O supply rails align with standard router power architectures. The 0 to +105C junction rating covers indoor wiring closet installations.
推薦
VPN and Firewall Gateways
The MPC8247ZQMIBA's CPM, dual Ethernet ports, and PCI bus for crypto accelerators fit VPN/firewall gateway designs that need deterministic packet handling. The 266 MHz PowerPC core runs policy and management code while the CPM manages DMA-driven encryption descriptor chains to a PCI-attached security engine. Two PCI interfaces allow one to be dedicated to the accelerator while the second connects to additional peripherals. The 516-PBGA package supports the BGA-grade thermal performance required for fanless VPN appliances with sealed enclosures.
推薦
Wireless Access Points
Wireless access points benefit from the MPC8247ZQMIBA's combination of Ethernet MAC, USB 1.1 (for Bluetooth/Wi-Fi companion modules), and PCI (for 802.11 a/b/g MAC/PHY cards). The CPM handles 802.11 management frame DMA while the core runs the access point control and bridging logic. The 3.3V I/O simplifies interfacing to 3.3V PHY devices commonly used in mid-2000s Wi-Fi designs. Power consumption fits within typical PoE-powered access point budgets when clock-gating is enabled in the CPM.
推薦
Residential Gateways
Residential gateways combine WAN Ethernet, LAN switching, VoIP, and sometimes DSL or cable modem interfaces. The MPC8247ZQMIBA provides the dual Ethernet, USB 1.1 for storage or printer sharing, and PCI for VoIP or modem daughter cards. The PowerPC core handles the routing/NAT/UPnP stack while the CPM maintains line-rate packet forwarding. The 0 to +105C operating range covers indoor residential environments with elevated ambient temperatures in attic or garage installations.
推薦
Industrial Ethernet Switches
Industrial managed Ethernet switches use the MPC8247ZQMIBA as the management and control plane processor, with the CPM and PCI handling switch fabric configuration and management frame parsing. The dual 10/100 Ethernet MACs serve as out-of-band management ports, while PCI connects to the main switch ASIC. The 1.5V/3.3V split rail architecture matches typical industrial switch power designs. The 105C junction rating supports sealed industrial cabinets, though the operating temperature window starts at 0C rather than -40C.
推薦
Serial-to-Ethernet Protocol Converters
Serial-to-Ethernet converters use the MPC8247ZQMIBA's CPM HDLC/SDLC channels to ingest legacy serial traffic and the Ethernet MACs to forward encapsulated packets. The PowerPC core runs the conversion engine and management interface, while the CPM handles serial DMA at line rate. The integrated design eliminates external serial controller ASICs. The 516-PBGA provides ample thermal headroom for industrial converter installations with multiple active serial ports.
推薦
Print and Imaging Servers
Network print servers and imaging appliances leverage the MPC8247ZQMIBA's USB 1.1 host, Ethernet, and PCI for connecting to print engines or scanner heads. The CPM handles USB and Ethernet DMA, freeing the PowerPC core for image processing or print job queuing. The 266 MHz core is sufficient for low-to-mid resolution imaging. The integrated peripherals reduce BOM cost compared to designs requiring separate USB and Ethernet controller chips.
推薦
推薦產品摘要
工程參考資料，適用於 MPC8247ZQMIBA — 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 | MPC8247VRMIBA | MPC8247CZQMIBA | MPC8270CZUUPEA | MPC8280CVVUPEA |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 516-PBGA (27x27 mm) | 516-PBGA (27x27 mm) - same | 516-PBGA (27x27 mm) - same | 516-PBGA - same family | 516-PBGA family - verify ballmap |
| Core Frequency | 266 MHz | 333 MHz (higher bin) | 266 MHz (same) | 266-400 MHz (variant dependent) | 266-400 MHz (variant dependent) |
| Core Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| I/O Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Process Technology | 0.13 um HiP7 | 0.13 um HiP7 | 0.13 um HiP7 | 0.13 um HiP7 | 0.13 um HiP7 |
| Ethernet MACs | Dual 10/100 | Dual 10/100 | Dual 10/100 | Dual 10/100 + Gigabit option | Dual 10/100 + Gigabit option |
| PCI Interfaces | 2 | 2 | 2 | 2 | 2 |
| Operating Temperature | 0C to +105C | 0C to +105C | 0C to +105C | 0C to +105C (variant dependent) | 0C to +105C (variant dependent) |
| Lifecycle Status | Last-Time-Buy | Last-Time-Buy | Last-Time-Buy / EOL | Last-Time-Buy / EOL | Last-Time-Buy / EOL |
主要差異化特點
- Integrated CPM offloads communications from the PowerPC core (對比MPC8270CZUUPEA)
- Same-package pin-compatible speed grades for design flexibility (對比MPC8247VRMIBA)
- Dual PCI interfaces without external bridge (對比MPC8280CVVUPEA)
設計說明
Estimated: at core voltage 1.5V, I/O 3.3V, full 266 MHz operation with both Ethernet MACs and PCI active, the MPC8247ZQMIBA dissipates roughly 2.0 to 2.5W. The 516-PBGA package requires a multi-layer PCB with a solid ground plane beneath the BGA to keep junction temperature within the 0 to +105C range. Use thermal vias under the package's exposed die-attach pad and provide at least 4 oz copper or copper coins on inner layers for high-volume production.
The 516-PBGA at 1.0 mm or 1.27 mm pitch demands a 4-layer or 6-layer PCB stackup with dedicated VCC (1.5V), VCCO (3.3V), and ground planes. Microstrip routing must be impedance-controlled (50 ohm single-ended, 100 ohm differential) for the memory bus and PCI signals. Place bulk decoupling capacitors adjacent to each BGA quadrant with 0.1 uF + 10 uF combinations per the NXP reference design.
Sequence the 1.5V core rail before the 3.3V I/O rail at power-up, or use a common NXP reference design that ties both rails to a tracking supervisor. The MPC8247ZQMIBA specifies that the core voltage must reach 1.5V within 50 ms of the I/O rail reaching 3.3V; failure to sequence may cause latch-up. Use a power-good reset supervisor (such as the NXP MC33164 or equivalent) to hold HRESET asserted until both rails are stable.
Do not substitute the MPC8247ZQMIBA with the VRMIBA speed grade without revalidating firmware timing loops that may have been tuned to 266 MHz. The ZQMIBA cannot be upgraded to VRMIBA in-circuit because boot ROM and BCSR settings assume the lower speed. Conversely, do not use a C-stepping part in a design that depends on legacy errata behavior - always cross-check against the latest NXP MPC8247 errata document for the specific stepping.
合規資訊
Verified web data states the part 'Contains Lead' per DigiKey listing. RoHS, REACH, halogen-free, and conflict-minerals compliance status were not stated in the retrieved web data and are marked unknown. The part is not AEC-Q100 qualified as it is a communications processor MPU not an automotive-grade IC.