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NXP Semiconductors MPC8343CZQADDB
- Part No.:
- MPC8343CZQADDB
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 620-BBGA Exposed Pad
- Datasheet:
-
MPC8343CZQADDB.pdf
- Description:
- IC MPU MPC83XX 266MHZ 620HBGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,903
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Product details
Overview
MPC8343CZQADDB from Freescale Semiconductor is a PowerQUICC II Pro integrated host processor built on Power Architecture® technology, featuring an e300 core operating up to 400 MHz, dual 10/100/1000 Mbps Ethernet controllers (TSECs), DDR1/DDR2 SDRAM controller with ECC support, PCI 2.3 interface, and hardware security engine for IPSec/SSL acceleration. It targets networking edge routers, industrial gateways, and secure embedded communications systems.
For engineers reviewing the MPC8343CZQADDB datasheet, MPC8343CZQADDB pinout, MPC8343CZQADDB application, or MPC8343CZQADDB equivalent, key selection criteria include e300 core frequency headroom, dual TSEC timing compliance (RGMII/RTBI/MII), DDR2 1.8-V I/O voltage tolerance, PCI 3.3-V agent/host mode flexibility, and hardware-accelerated crypto-channel concurrency.
Technical Context
The MPC8343CZQADDB implements a superscalar e300 core with 32-Kbyte instruction and data caches, lockable L1 cache segments, and dynamic power management. Its memory subsystem supports DDR1 (2.5 V SSTL2) and DDR2 (1.8 V SSTL2) with up to four banks, 1 Gbyte per bank, and full ECC.
Networking is handled by two independent TSEC modules compliant with IEEE 802.3, 802.3u, 802.3z, and 802.3ac, each with 2-Kbyte TX/RX FIFOs, RMON statistics, jumbo frame (9.6 Kbyte) support, and MII management. The security engine integrates four crypto-channels with dedicated AESU, DEU, PKEU, MDEU, and RNG units.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| e300 Core Frequency | Up to 400 MHz - determines maximum instruction throughput and real-time processing latency in routing or firewall applications. |
| DDR/DDR2 Interface | 32-bit bus, up to 266 MHz data rate - enables 4.2 GB/s peak bandwidth for packet buffering and control plane memory access. |
| TSEC Count & Speed | Dual 10/100/1000 Mbps controllers - supports redundant WAN/LAN interfaces or separate management/data planes without external switch. |
| PCI Interface | 32-bit, 66 MHz, PCI 2.3-compliant - allows direct attachment of legacy network adapters, storage controllers, or FPGA co-processors. |
| Security Engine | Four crypto-channels with AES-128/192/256, DES/3DES, RSA-2048, SHA-256 - offloads IPsec/IKE processing at line rate for 100 Mbps+ encrypted traffic. |
| Package | 620-pin PBGA (35 mm × 35 mm, 1.0 mm pitch) - requires standard BGA reflow profile and 10-layer PCB stackup for signal integrity. |
| Core Supply | VDD = 1.2 V ± 60 mV - mandates low-noise, high-PSRR DC/DC regulation with tight tracking to AVDD, GVDD, LVDD, and OVDD rails. |
Pinout & Package
Package: 620-pin Plastic Ball Grid Array (PBGA), 35 mm × 35 mm, 1.0 mm ball pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN | Main system clock input | Accepts 1–66 MHz single-ended clock; primary reference for CSB, USB, and security PLLs in PCI host mode. |
| PCI_SYNC_IN | PCI synchronization input | Provides clock reference when device operates as PCI agent; used for DLL locking and PCI timing alignment. |
| PORESET | Power-on reset input | Active-low asynchronous reset requiring ≥32 CLKIN cycles assertion before stable clock; initiates full boot sequence. |
| HRESET | Host reset output | Open-drain active-low signal driving downstream peripherals; asserted for ≥512 PCI_SYNC_IN cycles after PORESET deassertion. |
| EC_GTX_CLK125 | Gigabit Ethernet transmit clock | 125 MHz differential reference for TSEC GMII/RGMII/RTBI PHY interface; jitter ≤ ±150 ps RMS. |
| DDR_DQ[0:31] | DDR/DDR2 data bus | 32-bit bidirectional data path supporting 2.5 V (DDR1) or 1.8 V (DDR2) I/O standards with programmable drive strength. |
Key Features
| Feature | Design Value |
|---|---|
| Hardware Security Engine | Four parallel crypto-channels with AESU (128/192/256-bit keys), DEU (DES/3DES), PKEU (RSA-2048), and MDEU (SHA-256/MD5) - enables concurrent IPsec SA processing without CPU overhead. |
| Dual TSEC Controllers | Each with 2-Kbyte TX/RX FIFOs, RMON counters, 9.6-Kbyte jumbo frames, and MII management - eliminates need for external PHY management logic in dual-interface designs. |
| DDR1/DDR2 Memory Controller | Supports 2.5 V SSTL2 (DDR1) and 1.8 V SSTL2 (DDR2), up to 4 banks, ECC, and auto-refresh - simplifies migration between memory generations while maintaining board layout. |
| PCI Host/Agent Mode | Configurable via CFG_PCI_MODE pin; supports both host bridge and peripheral agent operation - enables reuse in add-in cards or system-on-module baseboards. |
| USB 2.0 Dual-Role Controller | EHCI-compatible host mode (480 Mbps) and device mode (OTG); six endpoints - permits field firmware updates via USB stick or direct PC connection without external hub. |
Applications
| Secure Edge Router | Industrial Protocol Gateway |
|---|---|
Use Scenario: Deployed in factory-floor edge nodes aggregating Modbus TCP, PROFINET, and EtherNet/IP traffic with TLS/IPsec encryption. IC Role / Device Role / Timing Role: MPC8343CZQADDB acts as the central protocol translation and security enforcement unit, using its dual TSECs for segregated LAN/WAN interfaces and hardware crypto engine for real-time tunnel establishment. Use Value: Offloads 100% of IKEv2 negotiation and AES-GCM encryption from application software, enabling deterministic sub-10-ms latency for time-critical automation packets. | Use Scenario: Embedded in DIN-rail mounted gateway bridging legacy RS-485 fieldbus networks to cloud MQTT brokers over cellular LTE. IC Role / Device Role / Timing Role: MPC8343CZQADDB serves as the compute and connectivity hub, running Linux-based protocol stacks while managing DDR2 memory for buffered message queuing and USB host-mode firmware updates. Use Value: Integrated PCI interface connects directly to LTE modem PCIe module; local bus controller interfaces to UART-to-PCI bridge for legacy serial device support - reducing BOM count by two ICs. |
| Network Attached Storage Controller | Managed Switch Control Plane |
Use Scenario: Used in 4-bay NAS appliances handling SMB/CIFS, NFS, and iSCSI protocols with hardware-accelerated encryption for data-at-rest and in-transit. IC Role / Device Role / Timing Role: MPC8343CZQADDB executes file system and RAID management while its security engine performs AES-256 encryption on all iSCSI write paths and SSL/TLS termination for web admin interface. Use Value: Dedicated XOR parity accelerator within security engine enables RAID 5 parity calculation at full 1 Gbps wire speed without CPU intervention. | Use Scenario: Implements Layer 2/Layer 3 control plane in 24-port managed switches, performing STP, IGMP snooping, QoS classification, and SNMP agent functions. IC Role / Device Role / Timing Role: MPC8343CZQADDB operates as the master switch controller, using GPIO pins for LED status control, I²C for temperature/power monitoring, and DUART for console debugging. Use Value: Eight general-purpose timers and programmable interrupt controller enable precise 10-ms polling intervals for link status and RMON counter collection across all ports. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar integrated host processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC8347CZQADDB | Same e300 core and peripheral set, but rated for 450 MHz max frequency and enhanced thermal performance (105°C junction). | Required for higher-throughput routing or sustained crypto workloads exceeding MPC8343CZQADDB's 2.1 W max power envelope. | Select MPC8347CZQADDB when application demands >400 MHz core clock or extended temperature operation beyond 105°C ambient. |
| MPC8360CZQADDB | Adds integrated SerDes supporting SGMII and PCIe x1; replaces one TSEC with PCIe endpoint; same security engine and DDR2 controller. | Suitable for designs needing direct connection to Gigabit Ethernet PHYs via SGMII or expansion via PCIe rather than dual native TSECs. | Choose MPC8360CZQADDB if system architecture prioritizes PCIe expansion over dual TSEC redundancy or requires SGMII PHY interface. |
Compared with MPC8347CZQADDB and MPC8360CZQADDB, the MPC8343CZQADDB offers optimal cost/performance balance for fixed-function edge routers and gateways where 400 MHz core speed, dual TSECs, and hardware crypto are sufficient - avoiding over-specification while retaining full software compatibility across the PowerQUICC II Pro family.
Availability
MPC8343CZQADDB is available at Aetrix Electronics and suitable for secure edge routing, industrial protocol conversion, and network-attached storage applications requiring stable component supply, long-term lifecycle assurance, and traceable sourcing from authorized channels.
Supply support for MPC8343CZQADDB includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Freescale Semiconductor (now part of NXP Semiconductors) is a fabless semiconductor company specializing in embedded processing, connectivity, and analog solutions for automotive, industrial, and networking markets.
The MPC8343CZQADDB belongs to the PowerQUICC II Pro family, designed specifically for cost-sensitive, power-efficient networking and communications infrastructure requiring integrated security, dual high-speed Ethernet, and flexible memory interfacing.
FAQ
What is the maximum supported DDR2 data rate for the MPC8343CZQADDB?
The MPC8343CZQADDB supports DDR2 SDRAM at up to 266 MHz data rate (533 MT/s), implemented via its 32-bit DDR2 interface operating at 1.8 V SSTL2 I/O standard. This delivers a theoretical peak bandwidth of 4.2 GB/s, sufficient for packet buffering and control-plane memory access in edge routing applications. The controller includes programmable timing, ECC, and auto-refresh features required for robust DDR2 operation.
Does the MPC8343CZQADDB support PCI Express?
No, the MPC8343CZQADDB does not support PCI Express. It implements a conventional 32-bit, 66 MHz PCI 2.3 interface compatible with legacy PCI add-in cards and peripherals. For PCIe capability, consider the MPC8360CZQADDB, which replaces one TSEC with a PCIe x1 endpoint and adds SGMII SerDes. The MPC8343CZQADDB's PCI interface remains fully functional in both host bridge and agent modes.
How many crypto algorithms does the hardware security engine in the MPC8343CZQADDB accelerate?
The MPC8343CZQADDB hardware security engine accelerates AES (128/192/256-bit keys), DES/3DES, RSA (up to 2048-bit), SHA-1/SHA-224/SHA-256, MD5, HMAC, RC4, and elliptic curve cryptography. These are executed across four independent crypto-channels with dedicated execution units (AESU, DEU, PKEU, MDEU, AFEU, RNG), enabling concurrent processing of multiple security protocols such as IPsec, SSL/TLS, and IEEE 802.11i without CPU intervention.
What are the boot source options for the MPC8343CZQADDB?
The MPC8343CZQADDB supports booting from multiple sources including local bus flash (via configurable boot ROM chip select), I²C-1 EPROM, and USB device mode. Boot configuration is controlled by strapping pins (CFG_RESET_SOURCE[0:2]) sampled during PORESET negation. The boot sequencer automatically loads initialization code and configures critical peripherals before transferring control to the e300 core, enabling flexible field-upgrade and recovery mechanisms.
Is the MPC8343CZQADDB pin-compatible with other PowerQUICC II Pro processors?
The MPC8343CZQADDB is not fully pin-compatible with other PowerQUICC II Pro devices such as the MPC8347CZQADDB or MPC8360CZQADDB due to differences in peripheral allocation (e.g., TSEC vs. PCIe mapping) and power rail requirements. While all share the same 620-pin PBGA package footprint, pin functions differ across variants - requiring PCB redesign for substitution. Software remains binary-compatible within the family due to identical e300 core and register-level peripheral architecture.
MPC8343CZQADDB Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 620-BBGA Exposed Pad
- Series:
- MPC83xx
- Packaging:
- Tray
- Product Status:
- Obsolete
- Core Processor:
- PowerPC e300
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 266MHz
- Co-Processors/DSP:
- -
- RAM Controllers:
- DDR, DDR2
- Graphics Acceleration:
- No
- Display & Interface Controllers:
- -
- Ethernet:
- 10/100/1000Mbps (3)
- SATA:
- -
- USB:
- USB 2.0 + PHY (2)
- Voltage - I/O:
- 1.8V, 2.5V, 3.3V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Security Features:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 620-HBGA (29x29)
- Additional Interfaces:
- DUART, I2C, PCI, SPI
MPC8343CZQADDB FAQ
1.How can I place an order for MPC8343CZQADDB through Aetrix?
Please submit a Request for Quotation (RFQ) for MPC8343CZQADDB on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MPC8343CZQADDB reliable?
The price and inventory of MPC8343CZQADDB are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPC8343CZQADDB is usually 5 days.
3.What payment methods are accepted for MPC8343CZQADDB?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPC8343CZQADDB transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPC8343CZQADDB?
MPC8343CZQADDB orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPC8343CZQADDB order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MPC8343CZQADDB?
For technical support, including MPC8343CZQADDB datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPC8343CZQADDB requirements.
6.How does Aetrix verify that MPC8343CZQADDB is sourced from the original manufacturer or authorized distributors?
All MPC8343CZQADDB products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MPC8343CZQADDB meets industry standards.
7.What is the process for return or replacement of MPC8343CZQADDB?
All MPC8343CZQADDB units undergo pre-shipment inspection (PSI). If there is an issue with MPC8343CZQADDB, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MPC8343CZQADDB part is unused and in its original packaging.
Return procedure for MPC8343CZQADDB:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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