KMPC8323EVRADDC - MPC8323E PowerQUICC II Pro 266MHz MPU | NXP
料号： KMPC8323EVRADDC ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $78.5 | $78.50 |
| 10 | $71.2 | $712.00 |
| 100 | $64.95 | $6,495.00 |
| 500 | $58.4 | $29,200.00 |
| 1,000 | $52.1 | $52,100.00 |
KMPC8323EVRADDC 概述
What is a PowerQUICC II Pro MPU? A microprocessor unit (MPU) in the PowerQUICC family is an integrated communications processor that combines a PowerPC CPU core with dedicated peripheral and protocol-processing engines. PowerQUICC II Pro devices sit in the hierarchy as a mid-range communications SoC family, above simple microcontrollers but below full application processors, designed for routing, switching, and embedded control workloads. The MPC832x line is part of NXP's (originally Freescale) PowerQUICC II Pro portfolio.
Key features of the KMPC8323EVRADDC include the e300c2 single-core 32-bit PowerPC core at 266 MHz, integrated security engine for encryption acceleration, dual 10/100/1000 Ethernet MACs, a 32-bit PCI controller, DDR memory controller, and a 516-PBGA package. The integrated encryption accelerator reduces host CPU load for IPsec, SSL/TLS, and other cryptographic workloads in line-rate packet processing scenarios.
The device integrates dedicated communications peripherals including FCC (Fast Communications Controllers), MCC (Multi-Channel Controllers), USB, SPI, and a DDR/PCI combination controller, all coordinated through a 32-bit peripheral bus and on-chip 32-Kbyte instruction/data caches per the PowerQUICC II Pro family architecture. This hardware offload architecture is what distinguishes it from generic PowerPC MPUs.
Typical applications include SOHO and SMB routers, secure VPN gateways, industrial Ethernet switches, network-attached storage (NAS) controllers, and secure communications appliances. The on-chip security engine makes it particularly well-suited to IPsec/SSL VPN termination at line-rate on multi-megabit WAN links.
When designing with this 516-PBGA device, allocate adequate PCB area for the 27x27 mm footprint and ensure controlled-impedance routing for DDR memory and Ethernet signals. Thermal management is generally passive due to typical power dissipation, but junction temperature should be verified against application-specific airflow.
This page synthesizes distributor pricing, package details, and design considerations for the KMPC8323EVRADDC across manufacturer datasheets, DigiKey, Mouser, and Octopart.
直接替换替代料： KMPC8323EVRADDC ——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： KMPC8323EVRADDC （相同外形与封装尺寸） ——差异在于 Mounting Type, RoHS Status, Ethernet, Memory Controller, PCI.
快速对比工具——选择替代料号进行并排对比：
MPC8323EVRADDC
✅ 直接替换📋 参考替代料（不在目录中）
MPC8323EZQADDC
✅ 直接替换✓ 有现货
$14.06 / 个
查看数据手册 →MPC8323ECVRADDC
✅ 直接替换✓ 有现货
$62.4 / 个
查看数据手册 →KMPC8323EVRADDC 最大额定值与电气特性
| Manufacturer | NXP USA Inc. (formerly Freescale) |
| Series | PowerQUICC II Pro, MPC8323E |
| Core Processor | PowerPC e300c2 |
| Number of Cores | 1 |
| 数据总线宽度 | 32-bit |
| Core Speed | 266 MHz |
| Operating Voltage | 1 V (core) |
| 封装 / 外壳 | 516-PBGA (27x27 mm) |
| 安装类型 | Surface Mount |
| Program Memory Type | External memory controller (DDR/PCI) |
| Ethernet | Dual 10/100/1000 MAC |
| PCI | 32-bit PCI controller |
| Security | Integrated encryption accelerator |
| RoHS 状态 | RoHS Compliant |
| Lead Free Status | Lead Free |
| Packaging | Tray |
KMPC8323EVRADDC 516-pbga (27x27 mm) 引脚配置指南
KMPC8323EVRADDC（516-pbga (27x27 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： KMPC8323EVRADDC.
请参阅 数据手册 以查看完整引脚配置。
典型应用
KMPC8323EVRADDC 适用于 6 应用s: SOHO/SMB Routers and Gateways, Secure VPN Appliances, Industrial Ethernet Switches, Network-Attached Storage (NAS) Controllers, Wireless LAN / Wi-Fi Access Point Controllers, Industrial Automation and Process Controllers.
SOHO/SMB Routers and Gateways
The KMPC8323EVRADDC at 266 MHz with integrated dual Gigabit Ethernet MACs and a hardware encryption engine is well-matched to small-to-medium router platforms where CPU offload for crypto and protocol handling is critical. The e300c2 PowerPC core offloads NAT, routing, and QoS tasks from the communications controllers, while integrated IPsec/SSL acceleration handles VPN termination without bottlenecking the WAN link. Designers benefit from a single-chip solution with FCC/MCC multi-channel controllers, USB peripherals, and a 32-bit PCI expansion port for Wi-Fi or DSL co-processors, all running on a 1 V core supply.
推荐
Secure VPN Appliances
For IPsec/SSL VPN termination at line-rate on multi-megabit WAN links, the KMPC8323EVRADDC's integrated encryption engine is the key differentiator. Its e300c2 core runs the routing stack while the hardware crypto engine sustains IPsec throughput without dropping packets. The PCI controller provides a clean expansion point for hardware RAID or NIC offload cards in 19-inch appliance form factors, and the dual Gigabit MACs support multi-WAN and DMZ topologies without requiring external switching fabric. Typical deployed configurations see end-to-end IPsec throughput in the hundreds of Mbps range.
推荐
Industrial Ethernet Switches
The KMPC8323EVRADDC controls industrial Layer 2/Layer 3 Ethernet switches where deterministic packet handling and rugged environmental support are needed. Its pair of integrated Gigabit MACs connect to external PHY transceivers, while the PCI host controller manages external switch ASICs or line cards. Power dissipation sits in a range that allows passive cooling on a typical industrial chassis, eliminating fans. The same hardware encryption engine can be repurposed to secure industrial control-plane traffic, useful in IEC 62443 deployments where deterministic and authenticated traffic is mandatory.
推荐
Network-Attached Storage (NAS) Controllers
For small/medium business NAS controllers, the KMPC8323EVRADDC's PCI expansion port and dual Gigabit MAC make it a natural choice. A single part handles the storage protocol stack (SMB/CIFS, NFS), TCP/IP offload, and PCIe-to-PCI bridging for SATA controller cards. The integrated encryption engine offloads file-level encryption (such as LUKS) for at-rest data protection. With a 266 MHz e300c2 core it sustains typical small-business throughput on multi-user and RAID-5 rebuild workloads, while keeping BOM cost lower than application-processor-based designs.
推荐
Wireless LAN / Wi-Fi Access Point Controllers
The KMPC8323EVRADDC integrates a PCI host bus that lets it interface to mini-PCI or PCIe Wi-Fi controller cards for enterprise-grade access points. Its USB, SPI, and FCC/MCC peripherals expose enough I/O for system LEDs, console ports, and external sensors. The hardware encryption engine accelerates WPA2-Enterprise and 802.1X/EAP-TLS authentication flows at line-rate. With a 1 V core supply and conservative power profile, the chip fits inside low-power PoE-powered AP enclosures that require neither active cooling nor bulky heat sinks.
推荐
Industrial Automation and Process Controllers
Beyond networking, the KMPC8323EVRADDC's combination of an industrial-strength e300c2 core, multiple FCC/MCC channels, USB, SPI, and PCI makes it attractive for industrial automation controllers. It can run a real-time Linux/RTOS bridge, route fieldbus traffic over Ethernet, and provide local PID loops while securely communicating with a SCADA master over encrypted channels. The 516-PBGA package lends itself to conduction-cooled harsh-environment enclosures, and its external memory controller supports the DDR density needed for protocol buffers and data logging.
推荐
推荐产品汇总
工程参考数据： KMPC8323EVRADDC ——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 | MPC8323EVRADDC | MPC8323EZQADDC | MPC8323ECVRADDC |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 516-PBGA (27x27 mm) | 516-PBGA (27x27 mm) | 516-PBGA (27x27 mm) | 516-PBGA (27x27 mm) |
| Core Speed | 266 MHz | 266 MHz | 266 MHz | 266 MHz |
| Core Processor | PowerPC e300c2 | PowerPC e300c2 | PowerPC e300c2 | PowerPC e300c2 |
| Encryption Engine | Yes (integrated) | Yes (integrated) | Yes (integrated) | Yes (integrated) |
| Ethernet MACs | Dual 10/100/1000 | Dual 10/100/1000 | Dual 10/100/1000 | Dual 10/100/1000 |
| PCI Controller | 32-bit PCI | 32-bit PCI | 32-bit PCI | 32-bit PCI |
| Core Voltage | 1 V | 1 V | 1 V | 1 V |
关键差异点
- Integrated hardware encryption engine （对比 MPC8323 (non-E))
- K-prefix marking for Freescale-era silicon continuity （对比 MPC8323EVRADDC)
- Dual Gigabit Ethernet MACs plus PCI expansion （对比 Lower-end MPC8308-class processors)
设计说明
Estimated power dissipation for the KMPC8323EVRADDC in typical router/gateway workloads with 266 MHz core at 1 V supply is in the 2-4 W range (assumed typical core current density for PowerQUICC II Pro). This generally permits passive cooling on a 4-layer PCB with a small thermal via array under the package. Designers should still verify junction temperature against the worst-case ambient using the actual theta_JA value from the NXP MPC8323E datasheet, not a calculated estimate. Adequate airflow is recommended in sealed industrial enclosures.
The 516-PBGA at 27x27 mm requires a multi-layer board (minimum 4 layers recommended) with controlled-impedance routing for DDR memory signals, Ethernet RGMII/GMII lines, and PCI 32-bit bus. BGA escape routing must follow the manufacturer's recommended via pattern; signal via-in-pad designs should use filled-and-capped vias for reliability. Decoupling requires a distributed network of 0.1uF/1uF/10uF capacitors positioned close to the BGA power balls, with a power plane tied tightly to the 1 V core rail.
For 10/100/1000 Ethernet MAC outputs (RGMII/GMII), maintain 50 ohm impedance-controlled traces to the external PHY, with series-termination resistors placed close to the MPU outputs. DDR signals require matched-length routing within tight tolerance (-25 mil or better) and may need VTT termination per the JEDEC DDR specification matching the chosen memory speed grade. PCI 32-bit signals should follow PCI Local Bus Specification rev 2.3 trace-length requirements, especially the 33 MHz clock-to-data skew.
Common pitfalls when designing with the KMPC8323EVRADDC include: (1) failing to sequence the core voltage and I/O voltage rails properly during power-up, which can cause latch-up; (2) neglecting to provide a proper reset supervisor (e.g. MAX165-class IC) to drive the HRESET pin at cold-boot; (3) leaving DDR termination resistors off the memory bus, causing marginal signal margins at full clock rate. Always read the 'Hardware Specifications' chapter of the MPC8323E reference manual for board bring-up procedures.
合规信息
RoHS compliant per DigiKey product listing. Halogen-free status not explicitly published in supplier data; marked unknown.