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NXP Semiconductors MPC8343ECZQAGDB
- Part No.:
- MPC8343ECZQAGDB
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- -
- Datasheet:
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MPC8343ECZQAGDB.pdf
- Description:
- POWERQUICC II PRO PROCESSOR
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Inventory:1,915
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Product details
Overview
MPC8343ECZQAGDB from Freescale Semiconductor is a PowerQUICC II Pro integrated host processor featuring an embedded PowerPC e300 core operating up to 400 MHz, dual 10/100/1000 Mbps Ethernet controllers (TSEC), DDR1/DDR2 SDRAM memory controller with ECC support, PCI 2.3 interface, and hardware security engine supporting AES-128/192/256, DES/3DES, SHA-1/224/256, and RSA up to 2048-bit - deployed in network edge routers, industrial gateways, and secure communications appliances.
For engineers reviewing the MPC8343ECZQAGDB datasheet, MPC8343ECZQAGDB pinout, MPC8343ECZQAGDB application, or MPC8343ECZQAGDB equivalent, key selection considerations include its 400 MHz e300 core frequency, dual TSEC compliance with IEEE 802.3z/ac, DDR2-266 support at 1.8 V SSTL2, PCI 3.3-V 32-bit/66 MHz operation, and integrated crypto-accelerated IPSec/SSL offload capability.
Technical Context
The MPC8343ECZQAGDB implements a superscalar Power Architecture® e300 core with 32 KB instruction and 32 KB data L1 caches (lockable portion), dynamic power management, and software compatibility across Freescale's Power Architecture families. Its memory subsystem integrates a programmable DDR1/DDR2 SDRAM controller supporting up to four banks (1 Gbyte each), 32-bit data bus at 266 MHz, full ECC, and registered DIMM support.
Networking is handled by two independent three-speed Ethernet controllers compliant with IEEE 802.3, 802.3u, 802.3x, 802.3z, and 802.3ac standards, each with 2 KB TX/RX FIFOs, RMON statistics, jumbo frame (9.6 KB) support, and MII/RGMII/RTBI interfaces. The security engine includes four crypto-channels with dedicated AESU, DEU, PKEU, MDEU, and RNG units for concurrent IPSec/SSL/TLS processing.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| e300 Core Frequency | Up to 400 MHz - enables real-time packet forwarding and control-plane processing in Layer 3 edge devices. |
| DDR/DDR2 Interface | 32-bit, up to 266 MHz data rate - supports DDR2-266 SDRAM with 1.8 V SSTL2 I/O and full ECC for mission-critical data integrity. |
| Ethernet Controllers | Dual TSEC, 10/100/1000 Mbps - provides redundant or load-balanced Gigabit Ethernet links with RGMII/RTBI PHY interfacing. |
| PCI Interface | 32-bit, 66 MHz, PCI 2.3-compliant - allows direct attachment of legacy peripherals, co-processors, or FPGA-based accelerators. |
| Security Engine | AES-128/192/256, DES/3DES, SHA-1/224/256, RSA-2048 - offloads cryptographic operations for IPsec/IKE/SSL/TLS without CPU intervention. |
| Package | 672-pin PBGA (35 mm × 35 mm, 1.0 mm pitch) - standard BGA footprint compatible with industrial reflow profiles and thermal vias. |
| Supply Voltages | VDD = 1.2 V ± 60 mV; GVDD = 1.8 V ± 90 mV (DDR2) or 2.5 V ± 125 mV (DDR1); OVDD/LVDD = 3.3 V ± 330 mV - requires sequenced power-up (VDD before I/O rails). |
Pinout & Package
Package: 672-pin Plastic Ball Grid Array (PBGA), 35 mm × 35 mm body, 1.0 mm ball pitch, RoHS-compliant. Thermal pad on underside for heatsink mounting.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN | Primary clock input | Accepts 1–66 MHz single-ended reference clock; used for system PLL when in PCI host mode. |
| PCI_SYNC_IN | PCI synchronization input | Provides clock reference for PCI agent mode; determines csb_clk timing for DLL lock and memory initialization. |
| PORESET | Power-on reset input | Active-low asynchronous reset requiring ≥32 tCLKIN assertion time with stable clock applied. |
| HRESET | Host reset output | Open-drain active-low signal asserting internal reset flow; drives SRESET after 512 tPCI_SYNC_IN cycles. |
| SRESET | System reset output | Open-drain active-low signal released 16 tPCI_SYNC_IN after HRESET negation; initiates peripheral reset sequence. |
| EC_GTX_CLK125 | Gigabit Ethernet reference clock | 125 MHz differential or single-ended clock for TSEC transmitter; jitter ≤ ±150 ps RMS ensures GMII/RGMII timing margin. |
| DDR_DQ[31:0] | DDR/DDR2 data bus | 32-bit bidirectional data path with programmable drive strength (18 Ω for DDR2) and on-die termination calibration support. |
| PCI_AD[31:0] | PCI address/data multiplexed bus | 32-bit multiplexed address/data lines operating at 33/66 MHz; supports burst transfers and parity checking. |
Key Features
| Feature | Design Value |
|---|---|
| Hardware Security Engine | Four crypto-channels with AESU, DEU, PKEU, MDEU, and RNG - enables line-rate IPsec tunneling (up to 100 Mbps encrypted throughput) without CPU overhead. |
| Dual TSEC Controllers | IEEE 802.3z/ac-compliant Gigabit Ethernet with RMON counters, 9.6 KB jumbo frames, and MII/RGMII/RTBI PHY interface flexibility - eliminates need for external MACs in dual-port designs. |
| DDR2-266 Memory Controller | Programmable timing, ECC, 4-bank addressing, and registered DIMM support - delivers deterministic latency and error resilience for real-time OS execution. |
| PCI 2.3 Host/Agent Mode | Configurable as PCI host or agent with memory prefetching, delayed reads, and posting - simplifies integration with legacy add-in cards or co-processing FPGAs. |
| USB 2.0 Dual-Role Controller | EHCI-compatible host + device functionality with UTMI+ PHY interface - supports firmware updates via USB stick and debug console over USB CDC ACM. |
Applications
| Industrial Edge Gateway | Secure Remote Access Appliance |
|---|---|
Use Scenario: Protocol translation between Modbus TCP field devices and cloud-based SCADA systems with TLS-secured telemetry upload. IC Role / Device Role / Timing Role: MPC8343ECZQAGDB serves as the primary application processor executing Linux, managing dual Ethernet ports for LAN/WAN separation, and accelerating TLS handshake via hardware crypto engines. Use Value: Offloads 100% of RSA-2048 and AES-128 operations from the e300 core, reducing CPU utilization from >85% to <12% during concurrent TLS sessions. |
Use Scenario: Zero-trust remote access gateway enforcing multi-factor authentication and end-to-end encrypted tunnels for enterprise branch offices. IC Role / Device Role / Timing Role: MPC8343ECZQAGDB acts as the IPsec termination point, using its security engine to process IKEv2 negotiation and ESP packet encryption/decryption inline. Use Value: Achieves 85 Mbps sustained IPsec throughput at <50 μs packet latency - sufficient for 100 concurrent remote users with sub-10 ms SSL handshake completion. |
| Network Management Controller | Legacy Protocol Bridge |
Use Scenario: SNMP-managed Layer 3 switch control plane handling configuration, logging, and RMON-based traffic monitoring across 24 PoE ports. IC Role / Device Role / Timing Role: MPC8343ECZQAGDB runs a real-time Linux kernel, hosts the SNMP agent, processes RMON statistics from dual TSECs, and manages local flash storage for firmware and logs. Use Value: Integrated DDR2 controller with ECC prevents silent corruption of RMON counter tables; dual TSECs enable dedicated management port without bandwidth contention. |
Use Scenario: Fieldbus bridge converting PROFIBUS DP master commands to EtherNet/IP adapter requests in automotive assembly line PLC networks. IC Role / Device Role / Timing Role: MPC8343ECZQAGDB executes protocol stack conversion logic, uses local bus to interface with PROFIBUS ASIC, and Ethernet ports for EtherNet/IP communication. Use Value: Local bus controller with eight chip selects and programmable UPM engines enables precise timing alignment to PROFIBUS cycle times (≤1 ms), ensuring deterministic response. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar integrated host processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC8349ECZQAGDB | Higher e300 core frequency (up to 667 MHz), same package and peripheral set - adds 2× USB 2.0 ports and enhanced DDR2 timing flexibility. | Required for applications needing >400 MHz deterministic processing (e.g., multi-service CPE with VoIP + firewall + QoS). | Select MPC8349ECZQAGDB only if higher CPU throughput is confirmed necessary; MPC8343ECZQAGDB remains optimal for cost-sensitive, single-service edge nodes. |
| MPC8548CZQAGD | e500 core (Power Architecture v2.03), 1.33 GHz max, DDR2-533, PCIe 1.0 x4 - no integrated TSEC or security engine; requires external PHY and crypto IC. | Suitable for high-throughput packet forwarding where custom datapath acceleration (e.g., via QUICC Engine or FPGA) replaces integrated TSEC/crypto. | MPC8548CZQAGD demands significant board-level redesign (PCIe vs PCI, no TSEC pins, no crypto block) - not a drop-in alternative. |
Compared with MPC8349ECZQAGDB, the MPC8343ECZQAGDB trades 267 MHz core headroom for lower power and cost while retaining identical TSEC, security, DDR2, and PCI functionality; versus MPC8548CZQAGD, it offers integrated networking and crypto at the expense of peak compute performance and PCIe bandwidth.
Availability
MPC8343ECZQAGDB is available at Aetrix Electronics and suitable for industrial edge gateways, secure remote access appliances, and network management controllers requiring stable component supply, long-term lifecycle assurance, and traceable sourcing for production ramp.
Supply support for MPC8343ECZQAGDB 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 since 2015) was a pioneer in Power Architecture-based embedded processors, delivering high-reliability solutions for networking, automotive, and industrial markets.
The MPC8343ECZQAGDB belongs to the PowerQUICC II Pro family - designed specifically for cost-optimized, secure, and highly integrated communications infrastructure requiring deterministic real-time performance and hardware-accelerated cryptography.
FAQ
What is the maximum DDR2 data rate supported by the MPC8343ECZQAGDB?
The MPC8343ECZQAGDB supports DDR2 SDRAM at up to 266 MHz data rate (DDR2-266), with a 32-bit interface and 1.8 V SSTL2-compatible I/O. This enables peak theoretical bandwidth of 2.1 GB/s, validated under JEDEC-compliant timing margins and full ECC operation as specified in the hardware reference manual Rev. 11.
Does the MPC8343ECZQAGDB include hardware acceleration for TLS/SSL?
Yes, the MPC8343ECZQAGDB includes a dedicated security engine with AESU, DEU, MDEU, and RNG units that accelerate TLS/SSL cryptographic operations including AES-128/192/256 encryption, SHA-1/224/256 hashing, and RSA-2048 key exchange - enabling full TLS 1.2 handshake offload without CPU involvement.
What are the power sequencing requirements for the MPC8343ECZQAGDB?
The MPC8343ECZQAGDB requires core voltage (VDD = 1.2 V) to be applied before I/O supplies (GVDD, LVDD, OVDD); VDD must reach 90% of nominal value before any I/O rail exceeds 0.7 V. Failure to follow this sequence may cause I/O contention and transient current spikes exceeding 5 A, risking latch-up or damage.
Is the MPC8343ECZQAGDB pin-compatible with the MPC8349ECZQAGDB?
Yes, the MPC8343ECZQAGDB and MPC8349ECZQAGDB share identical 672-pin PBGA packaging, pinout, and signal definitions - allowing PCB reuse across both parts. Differences are limited to internal silicon revision, maximum core frequency (400 MHz vs 667 MHz), and minor peripheral enhancements in the MPC8349 variant.
What Ethernet physical interfaces does the MPC8343ECZQAGDB support?
The MPC8343ECZQAGDB dual TSEC controllers support IEEE 802.3-compliant MII (10/100 Mbps), RGMII and RTBI (1000 Mbps), and GMII (1000 Mbps) interfaces. Each TSEC includes configurable PHY interface selection, 2 KB TX/RX FIFOs, and RMON statistics registers - enabling flexible PHY pairing without external glue logic.
MPC8343ECZQAGDB Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- -
- Series:
- *
- Packaging:
- Bulk
- Product Status:
- Active
- Core Processor:
- -
- Number of Cores/Bus Width:
- -
- Speed:
- -
- Co-Processors/DSP:
- -
- RAM Controllers:
- -
- Graphics Acceleration:
- -
- Display & Interface Controllers:
- -
- Ethernet:
- -
- SATA:
- -
- USB:
- -
- Voltage - I/O:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Security Features:
- -
- Mounting Type:
- -
- Supplier Device Package:
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- Additional Interfaces:
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MPC8343ECZQAGDB FAQ
1.How can I place an order for MPC8343ECZQAGDB through Aetrix?
Please submit a Request for Quotation (RFQ) for MPC8343ECZQAGDB 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 MPC8343ECZQAGDB reliable?
The price and inventory of MPC8343ECZQAGDB are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPC8343ECZQAGDB is usually 5 days.
3.What payment methods are accepted for MPC8343ECZQAGDB?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPC8343ECZQAGDB transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPC8343ECZQAGDB?
MPC8343ECZQAGDB orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPC8343ECZQAGDB 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 MPC8343ECZQAGDB?
For technical support, including MPC8343ECZQAGDB datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPC8343ECZQAGDB requirements.
6.How does Aetrix verify that MPC8343ECZQAGDB is sourced from the original manufacturer or authorized distributors?
All MPC8343ECZQAGDB 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 MPC8343ECZQAGDB meets industry standards.
7.What is the process for return or replacement of MPC8343ECZQAGDB?
All MPC8343ECZQAGDB units undergo pre-shipment inspection (PSI). If there is an issue with MPC8343ECZQAGDB, 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 MPC8343ECZQAGDB part is unused and in its original packaging.
Return procedure for MPC8343ECZQAGDB:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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