KMPC8321EVRADDC - PowerPC e300c2 MPU 266MHz 516-BGA | NXP
料号： KMPC8321EVRADDC ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $35.2 | $352.00 |
| 100 | $31.8 | $3,180.00 |
| 500 | $28.4 | $14,200.00 |
| 1,000 | $25.1 | $25,100.00 |
KMPC8321EVRADDC 概述
A microprocessor (MPU) is a single-chip CPU that integrates the central processing unit, cache, memory management, and peripheral interfaces into one device, sitting at the top of the embedded compute hierarchy (CPU core -> MPU -> SoC -> embedded system). The MPC8321E adds a security engine (SEC 2.0) for DES/3DES/AES/SHA acceleration and is intended for cost-sensitive networking and industrial applications that require cryptography without a dedicated crypto coprocessor.
Key features include an e300c2 core with 16 KB L1 instruction cache and 8 KB L1 data cache, a 32-bit DDR/DDR2 memory controller, dual 10/100/1000 Mbps Enhanced Three-Speed Ethernet controllers (eTSECs), a PCI interface, a USB 2.0 (full/low speed) interface, and a peripheral set including DUART, I2C, SPI, and local bus. The integrated security engine accelerates IPSec, SSL/TLS, and SRTP throughput.
The MPC8321E is built on a 0.13umCMOS process and operates from a 1.2 V core / 1.8 V / 2.5 V / 3.3 V I/O supply set. The 516-PBGA package provides adequate thermal dissipation for typical 1.5 W to 3 W networking workloads when mounted on a 4-layer PCB with a thermal via array under the exposed die pad.
Typical applications include small-office/home-office (SOHO) routers, VPN gateways, industrial Ethernet switches, secure POS terminals, and embedded firewall appliances. The combination of gigabit Ethernet, hardware crypto, and DDR2 support makes it well-suited to wired edge-of-network security devices.
When designing with this device, follow the MPC8321E hardware specifications for DDR2 trace length matching (within 50 mils for byte lanes), place 100 nF + 10 uF decoupling on each power rail, and ensure the 66 MHz system clock source meets the jitter requirement stated in the MPC8321E hardware specifications document. Boot configuration is read from reset configuration pins sampled on HRESET negation.
This page synthesizes distributor pricing, drop-in alternatives, and practical hardware design notes beyond what the manufacturer datasheet alone provides, including power-on-package thermal guidance and boot-mode strap configuration for production programming.
直接替换替代料： KMPC8321EVRADDC ——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： KMPC8321EVRADDC （相同外形与封装尺寸） ——差异在于 Ethernet, Manufacturer, Package / Case, Series.
快速对比工具——选择替代料号进行并排对比：
KMPC8321EZQADDC
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
KMPC8323EVRADDC
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$52.1 / 个
查看数据手册 →KMPC8321EVRADDCA
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8313EVRADDA
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
KMPC8321EVRADDC 最大额定值与电气特性
| Manufacturer | NXP Semiconductors |
| Series | PowerQUICC II Pro (MPC83xx) |
| Part Status | Active |
| Core Processor | PowerPC e300c2 |
| Number of Cores / Bus Width | 1 Core / 32-Bit |
| Core Speed | 266 MHz |
| 封装 / 外壳 | 516-BBGA (PBGA, 27x27 mm) |
| 安装类型 | Surface Mount |
| Security Engine | SEC 2.0 (DES/3DES/AES/SHA accelerator) |
| L1 Cache | 16 KB instruction / 8 KB data |
| Memory Controller | 32-bit DDR/DDR2 |
| Ethernet | 2x eTSEC 10/100/1000 Mbps |
| PCI Interface | Yes (PCI 2.3) |
| USB | USB 2.0 full/low speed |
| Peripherals | DUART, I2C, SPI, Local Bus, GPIO |
KMPC8321EVRADDC 516-bbga (pbga, 27x27 mm) 引脚配置指南
KMPC8321EVRADDC（516-bbga (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： KMPC8321EVRADDC.
请参阅 数据手册 以查看完整引脚配置。
典型应用
KMPC8321EVRADDC 适用于 6 应用s: SOHO Router and VPN Gateway, Industrial Ethernet Switch, Secure POS Terminal, Embedded Firewall Appliance, Secure VoIP Media Gateway, Network-Attached Storage Controller.
SOHO Router and VPN Gateway
The KMPC8321EVRADDC fits small-office/home-office router and VPN gateway designs because of its dual eTSEC gigabit Ethernet ports and SEC 2.0 hardware crypto engine. The e300c2 core at 266 MHz sustains approximately 200 Mbps of IPSec throughput when accelerating AES-128/SHA-1 in the security engine, sufficient for site-to-site VPN on a 200 Mbps WAN uplink. The integrated 32-bit DDR2 controller removes the need for an external memory bridge, and the PCI bus supports an optional 802.11n or 802.11ac Wi-Fi mini-PCIe card for combined wired-wireless gateway products.
推荐
Industrial Ethernet Switch
The KMPC8321EVRADDC suits managed industrial Ethernet switch applications needing secure management interfaces and Layer 3 routing. The 266 MHz e300c2 core runs routing protocols like OSPF and BGP for sub-50 ms failover, while dual eTSEC ports feed managed PHY devices through RGMII. Hardware DES/3DES acceleration secures SNMPv3 and SSH management sessions without consuming CPU cycles for encryption, freeing the core for QoS and ACL processing on industrial automation networks.
推荐
Secure POS Terminal
The KMPC8321EVRADDC fits PCI PTS-compliant point-of-sale terminals where the SEC 2.0 hardware crypto engine offloads AES-128 TDES operations needed for EMV chip card authentication and PIN encryption. The 266 MHz e300c2 handles the transaction stack and display refresh, while the dedicated security engine ensures PIN-block encryption never bottlenecks payment processing. The 516-BGA package supports compact POS form factors, and the industrial -40C to +85C temperature range suits outdoor kiosk deployments.
推荐
Embedded Firewall Appliance
The KMPC8321EVRADDC is a strong fit for small-form-factor embedded firewall appliances because the hardware SEC 2.0 engine can sustain approximately 150 Mbps of stateful packet inspection with AES-128 IPSec acceleration. The dual gigabit Ethernet ports handle WAN and LAN segments, while the PCI interface supports optional 3G/4G cellular failover cards for branch-office edge security. The integrated DDR2 controller reduces BOM cost versus discrete memory subsystems, and the Linux BSP with iptables/netfilter provides a complete firewall software stack.
推荐
Secure VoIP Media Gateway
The KMPC8321EVRADDC supports small-to-medium VoIP media gateway designs needing SRTP encryption for secure voice calls. The hardware SHA-1 and AES engines in the SEC 2.0 block accelerate SRTP packet authentication without taxing the main CPU, allowing the e300c2 core to manage SIP signaling, RTP packetization, and echo cancellation for up to 32 G.711 sessions. The dual Ethernet ports segregate WAN signaling and LAN media streams, while the PCI bus supports hardware DSP daughter cards for transcoding between G.711 and G.729 codecs.
推荐
Network-Attached Storage Controller
The KMPC8321EVRADDC fits small-business NAS controller designs needing gigabit network throughput and hardware encryption for encrypted volumes. The 266 MHz core plus DDR2 controller manages SMB/NFS protocol stacks and RAID5 parity calculations for up to 4 SATA drives attached through the PCI bus. The SEC 2.0 engine accelerates AES-256-XTS for full-disk encryption, sustaining approximately 80 MB/s of encrypted read throughput suitable for SOHO backup appliances.
推荐
推荐产品汇总
工程参考数据： KMPC8321EVRADDC ——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 | KMPC8321EZQADDC | KMPC8323EVRADDC | KMPC8321EVRADDCA | MPC8313EVRADDA |
|---|---|---|---|---|---|
| Package | 516-BBGA (27x27 mm) | 516-BBGA (27x27 mm) - same | 516-BBGA (27x27 mm) - same | 516-BBGA (27x27 mm) - same | 516-BBGA (27x27 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | PowerPC e300c2 | PowerPC e300c2 | PowerPC e300c2 | PowerPC e300c2 | PowerPC e300c3 |
| Core Speed | 266 MHz | 333 MHz | 266 MHz | 266 MHz | 266 MHz |
| Security Engine | SEC 2.0 (DES/3DES/AES/SHA) | SEC 2.0 (same) | SEC 2.0 (same) | SEC 2.0 (same) | SEC 2.0 (same) |
| Ethernet Controllers | 2x eTSEC 10/100/1000 | 2x eTSEC 10/100/1000 | 2x eTSEC 10/100/1000 | 2x eTSEC 10/100/1000 | 2x eTSEC 10/100/1000 |
| USB | USB 2.0 FS/LS (external PHY) | USB 2.0 FS/LS (external PHY) | USB 2.0 with integrated PHY | USB 2.0 FS/LS (external PHY) | USB 2.0 FS/LS (external PHY) |
| Memory Controller | 32-bit DDR/DDR2 | 32-bit DDR/DDR2 | 32-bit DDR/DDR2 | 32-bit DDR/DDR2 | 32-bit DDR2 |
关键差异点
- Integrated SEC 2.0 hardware crypto engine at competitive price point （对比 MPC8313EVRADDA)
- Cost-effective PowerQUICC II Pro solution with industrial temperature support （对比 KMPC8323EVRADDC)
- Drop-in upgrade path to higher 333 MHz speed grade （对比 KMPC8321EZQADDC)
设计说明
The 516-BGA package requires a thermal via array directly under the exposed die-attach paddle for production reliability. Estimated: with a 4-layer PCB (1 oz copper), the junction-to-ambient thermal resistance is approximately 15 C/W, yielding a 45 C temperature rise at 3 W. For full industrial -40C to +85C operation at maximum load, reduce ambient by 15 C from datasheet limit or add a small heat spreader.
DDR2 trace length matching must be within 50 mils per byte lane for reliable operation at 266 MHz memory clock. Place 100 nF + 10 uF decoupling capacitors within 5 mm of each power pin pair (1.2 V core, 1.8 V, 2.5 V, 3.3 V I/O). Series termination resistors on DDR2 address/command traces are recommended for designs exceeding 4 inches of memory routing length.
Differential gigabit Ethernet pairs (GMII/RGMII to PHY) must maintain 100 ohm differential impedance with intra-pair skew under 20 mils. Route the 66 MHz system clock with a guard band of at least 3W (where W is trace width) and keep clock-to-data trace length matching within 100 mils to minimize jitter on the DDR2 source-synchronous interface.
Boot configuration is sampled from reset configuration pins at HRESET negation - these pins must be either pulled high or low via 4.7 kohm resistors, never left floating, or the device may enter test mode. The HRESET line must remain asserted for at least 32 system clock cycles after the 66 MHz clock stabilizes, per the MPC8321E hardware specifications.
合规信息
Compliance status not explicitly stated in distributor listings; consult NXP product declaration documents for RoHS/REACH confirmation. AEC-Q100 not applicable - this is an industrial/consumer MPU, not automotive-grade.
