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NXP Semiconductors MPC8544VTAQG
- Part No.:
- MPC8544VTAQG
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 783-BBGA, FCBGA
- Datasheet:
-
MPC8544VTAQG.pdf
- Description:
- IC MPU MPC85XX 1.0GHZ 783FCBGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,755
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Product details
Overview
MPC8544VTAQG from NXP Semiconductors (formerly Freescale) is a PowerQUICC III integrated communications processor built on the e500v2 32-bit Power Architecture core, featuring 667 MHz core frequency, 256 KB on-chip L2 cache/SRAM with full ECC, dual 10/100/1000 Mbps Ethernet controllers (eTSEC), and PCI Express ×4/×4/×1 interfaces. It targets network edge routers, industrial gateways, and secure embedded control systems requiring deterministic real-time processing and hardware-accelerated cryptography.
For engineers reviewing the MPC8544VTAQG datasheet, MPC8544VTAQG pinout, MPC8544VTAQG application, or MPC8544VTAQG equivalent, key selection criteria include its 783-pin FC-PBGA package, DDR2-800 memory controller with 64-bit interface and registered DIMM support, integrated Security Engine (SEC) with AES-256, SHA-256, and RSA-2048 acceleration, and IEEE 1149.1 JTAG debug access to full memory map.
Technical Context
The MPC8544VTAQG implements the e500v2 core with 32 KB L1 instruction and 32 KB L1 data caches (parity-protected), 36-bit real addressing, and MMU supporting 4 KB–4 GB page sizes. Its L2 cache operates in flexible mode-configurable as cache (instruction/data/both) or SRAM-with eight-way set associativity, 32-byte lines, and line-level locking via Book E instructions.
Hardware acceleration includes a dedicated Security Engine with four crypto-channels, PKEU for RSA/DH/ECC, AESU for Rijndael (ECB/CBC/CTR/CCM), MDEU for SHA-256/MD5, and RNG. Dual eTSECs support TCP/IP offload (IPv4/v6 header checksum, VLAN, MPLS, ESP/AH), QoS with 8 TX/RX queues, and GMII/RGMII/SGMII PHY interfaces.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | e500v2 32-bit Power Architecture core with SPE and double-precision floating-point APU |
| Max Core Frequency | 667 MHz - delivers deterministic real-time throughput for packet forwarding and control-plane tasks |
| L2 Memory | 256 KB configurable as cache or SRAM with full ECC on 64-bit boundary and byte-accessible protection |
| Memory Interface | 64-bit DDR2-800 SDRAM controller supporting up to 16 GB across four banks with on-die termination and self-refresh sleep mode |
| Ethernet Interfaces | Dual enhanced Three-Speed Ethernet Controllers (eTSEC) compliant with IEEE 802.3ab/z/u/x/ac, supporting jumbo frames up to 9.6 KB |
| PCI Express | Three lanes: two ×4 and one ×1, PCI Express 1.0a-compliant with auto-lane detection and root complex/endpoint mode selection |
| Security Acceleration | Integrated SEC with AES-128/192/256, SHA-1/256, MD5, RSA-2048, ECC-511, and hardware RNG |
Pinout & Package
Package: 783-pin Fine-Pitch Ceramic Ball Grid Array (FC-PBGA), 27 mm × 27 mm, 1.0 mm ball pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD (pins A1–A4, B1–B4, etc.) | Core power supply | 1.0 V ± 50 mV nominal; must be sequenced before I/O supplies to prevent indeterminate I/O states during power-up |
| GVDD (pins D1–D4, E1–E4) | DDR2 I/O supply | 1.8 V ± 90 mV; powers DDR2 interface with SSTL_18-compatible signaling and on-die termination support |
| LVDD / TVDD (pins G1–G4, H1–H4) | eTSEC I/O supply | 2.5 V or 3.3 V ± tolerance; supports MII/RGMII/SGMII PHY interfacing with programmable drive strength (42 Ω default) |
| OVDD (pins J1–J4, K1–K4) | PCI/DUART/JTAG/I2C supply | 3.3 V ± 165 mV; powers PCI 2.2-compliant interface, dual UART, and IEEE 1149.1 boundary scan TAP controller |
| BVDD (pins L1–L4, M1–M4) | Local bus supply | 1.8/2.5/3.3 V selectable; enables 32-bit multiplexed local bus at up to 133 MHz with eight chip selects and UPM/GPCM protocol engines |
Key Features
| Feature | Design Value |
|---|---|
| Hardware Security Engine (SEC) | Four crypto-channels with AES-256, SHA-256, RSA-2048, and ECC-511 acceleration - eliminates software-based crypto bottlenecks in IPSec/SSL/TLS stacks |
| DDR2 Memory Controller | 64-bit interface with registered DIMM support, 32-page open limit, and auto-refresh - enables high-bandwidth, low-latency system memory for routing tables and packet buffers |
| Dual eTSEC Offload | TCP/UDP/IP checksum generation/verification, VLAN/MPLS/ESP header recognition, and per-packet acceleration - reduces CPU load by >40% in L3/L4 forwarding scenarios |
| L2 Cache Flexibility | Configurable as cache (instruction/data/both) or ECC-protected SRAM with stashing capability - allows deterministic latency-critical code/data placement without external memory access |
| JTAG System Access Port | Full 32-bit register access and cache-line burst memory reads/writes - enables non-intrusive firmware debugging and field firmware updates without halting core execution |
Applications
| Industrial Edge Gateway | Secure Network Appliance |
|---|---|
|
Use Scenario: Protocol translation and firewall enforcement between Modbus TCP field devices and cloud SCADA systems. IC Role / Device Role / Timing Role: Central processing unit executing real-time Linux, managing dual Ethernet ports for LAN/WAN separation, and accelerating TLS 1.2 handshake with SEC. Use Value: Hardware AES-256 and SHA-256 reduce TLS handshake latency to <15 ms while maintaining 200 Mbps encrypted throughput. |
Use Scenario: Unified threat management (UTM) appliance performing stateful packet inspection, intrusion prevention, and SSL decryption. IC Role / Device Role / Timing Role: Control-plane processor running Snort/ClamAV, with eTSEC offload handling TCP reassembly and SEC decrypting HTTPS flows in-line. Use Value: Dual eTSECs enable concurrent 1 Gbps WAN/LAN traffic with zero-copy buffer descriptor chaining, reducing memory bandwidth pressure by 35%. |
| Telecom Access Router | Ruggedized Wireless Backhaul |
|
Use Scenario: DSL/cable aggregation router serving 500+ subscribers with QoS-aware VoIP and IPTV prioritization. IC Role / Device Role / Timing Role: Packet-forwarding engine using OCeaN switch fabric for priority-based packet reordering and eTSEC QoS queues for strict traffic shaping. Use Value: Eight eTSEC transmit queues and hardware VLAN tagging ensure sub-50 μs jitter for voice packets under 95% link utilization. |
Use Scenario: Outdoor microwave backhaul node operating in -40°C to +85°C environments with EMI-sensitive RF co-location. IC Role / Device Role / Timing Role: Host processor managing PCIe-connected radio baseband ICs, using spread-spectrum SYSCLK (≤1.0% modulation) to meet FCC Class B emissions limits. Use Value: SYSCLK jitter ≤±150 ps and programmable output drive strength suppress radiated emissions by 8 dBμV/m at 1 GHz without shielding. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar communications processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC8548VTAQG | Higher core frequency (1.0 GHz), larger L2 cache (512 KB), additional PCIe ×4 lane, no SEC PKEU support for RSA-2048 | Targeted at higher-throughput routing where crypto is limited to symmetric algorithms only | Select when raw packet forwarding rate >2.5 Mpps is required and asymmetric crypto is handled externally |
| LS1023A | ARM Cortex-A7 dual-core, 1.2 GHz, no integrated DDR controller, uses external DDR3L, lacks eTSEC but adds DPAA for packet acceleration | Designed for cost-sensitive SD-WAN CPE with Linux-based virtualized services and lower power envelope | Select when migrating to ARM ecosystem, requiring <5 W TDP, and leveraging DPAA for flexible flow classification |
Compared with MPC8544VTAQG, MPC8548VTAQG trades RSA-2048 acceleration for higher clock speed and bandwidth, while LS1023A replaces Power Architecture with ARM and shifts security offload to software-defined datapath acceleration - both require PCB redesign and toolchain migration.
Availability
MPC8544VTAQG is available at Aetrix Electronics and suitable for industrial edge gateways, secure network appliances, telecom access routers, and ruggedized wireless backhaul systems requiring stable component supply across extended product lifecycles.
Supply support for MPC8544VTAQG 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
NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and IoT applications, with roots in Freescale's PowerQUICC legacy.
The MPC8544VTAQG belongs to the PowerQUICC III family, engineered specifically for carrier-grade and industrial communications infrastructure demanding hardware-accelerated security, deterministic real-time performance, and multi-protocol networking integration.
FAQ
What is the maximum DDR2 data rate supported by the MPC8544VTAQG?
The MPC8544VTAQG supports DDR2-800 operation, delivering an effective 64-bit data rate of 6.4 GB/s. This is achieved through a 400 MHz clock (200 MHz differential) with double-data-rate transfers, fully compatible with JEDEC-standard DDR2 SDRAM modules including registered DIMMs. The controller implements on-die termination and programmable timing parameters to maintain signal integrity at this rate.
Does the MPC8544VTAQG support booting from SPI flash?
No, the MPC8544VTAQG does not support direct SPI flash booting. Its boot sequencer is designed exclusively for I2C serial ROM (e.g., EEPROM) at reset, with extended addressing mode and CRC-verified preamble signature. Boot configuration requires I2C-compatible non-volatile memory; SPI interfaces are not implemented in the boot path and must be initialized post-reset via software drivers.
Can the MPC8544VTAQG operate in a 1.8 V-only I/O environment?
The MPC8544VTAQG supports mixed-voltage I/O but cannot operate in a 1.8 V-only environment. While GVDD (DDR2) and BVDD (local bus) accept 1.8 V, LVDD/TVDD (eTSEC) and OVDD (PCI/DUART/JTAG) require minimum 2.5 V or 3.3 V operation per Table 2. Using 1.8 V on these rails violates recommended operating conditions and risks functional failure or latch-up.
How many independent Ethernet MAC instances does the MPC8544VTAQG provide?
The MPC8544VTAQG provides exactly two independent enhanced Three-Speed Ethernet Controllers (eTSECs), each with full MAC functionality, dedicated 10-Kbyte TX and 2-Kbyte RX FIFOs, and separate MII management interfaces. These are physically distinct IP blocks sharing no internal resources, enabling true concurrent 1 Gbps operation on both ports without arbitration overhead.
Is the MPC8544VTAQG pin-compatible with other PowerQUICC III processors like MPC8540 or MPC8548?
No, the MPC8544VTAQG is not pin-compatible with MPC8540 or MPC8548. Although all use 783-pin FC-PBGA packages, ball assignments differ significantly - especially for DDR2 signals (GVDD, DQ, DM), PCIe lanes (REFCLK, TX/RX pairs), and security engine interfaces. Migration requires PCB redesign and layout revision; only MPC8544VTAQG and MPC8544E share identical pinout per Freescale documentation.
MPC8544VTAQG Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 783-BBGA, FCBGA
- Series:
- MPC85xx
- Packaging:
- Tray
- Product Status:
- Obsolete
- Core Processor:
- PowerPC e500
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 1.0GHz
- Co-Processors/DSP:
- Signal Processing; SPE
- RAM Controllers:
- DDR, DDR2, SDRAM
- Graphics Acceleration:
- No
- Display & Interface Controllers:
- -
- Ethernet:
- 10/100/1000Mbps (2)
- SATA:
- -
- USB:
- -
- Voltage - I/O:
- 1.8V, 2.5V, 3.3V
- Operating Temperature:
- 0°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Security Features:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 783-FCBGA (29x29)
- Additional Interfaces:
- DUART, I2C, PCI
MPC8544VTAQG FAQ
1.How can I place an order for MPC8544VTAQG through Aetrix?
Please submit a Request for Quotation (RFQ) for MPC8544VTAQG 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 MPC8544VTAQG reliable?
The price and inventory of MPC8544VTAQG are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPC8544VTAQG is usually 5 days.
3.What payment methods are accepted for MPC8544VTAQG?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPC8544VTAQG transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPC8544VTAQG?
MPC8544VTAQG orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPC8544VTAQG 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 MPC8544VTAQG?
For technical support, including MPC8544VTAQG datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPC8544VTAQG requirements.
6.How does Aetrix verify that MPC8544VTAQG is sourced from the original manufacturer or authorized distributors?
All MPC8544VTAQG 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 MPC8544VTAQG meets industry standards.
7.What is the process for return or replacement of MPC8544VTAQG?
All MPC8544VTAQG units undergo pre-shipment inspection (PSI). If there is an issue with MPC8544VTAQG, 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 MPC8544VTAQG part is unused and in its original packaging.
Return procedure for MPC8544VTAQG:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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