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NXP Semiconductors KMPC8270ZUUPEA
- Part No.:
- KMPC8270ZUUPEA
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 480-LBGA Exposed Pad
- Datasheet:
-
KMPC8270ZUUPEA.pdf
- Description:
- IC MPU MPC82XX 450MHZ 480TBGA
- Quantity:
- Payment:
- Shipping:
Inventory:1,490
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Product details
Overview
KMPC8270ZUUPEA from Freescale Semiconductor is a PowerQUICC II integrated communications processor featuring a dual-issue G2_LE core, 16 KB instruction and 16 KB data caches, three Fast Communication Controllers (FCCs), four Serial Communications Controllers (SCCs), PCI bridge, USB 2.0 controller, and integrated memory controller - deployed in carrier-grade edge routers and industrial protocol gateways requiring deterministic real-time packet processing.
For engineers reviewing the KMPC8270ZUUPEA datasheet, KMPC8270ZUUPEA pinout, KMPC8270ZUUPEA application, or KMPC8270ZUUPEA equivalent, key selection criteria include its 480-pin TBGA package, 166–450 MHz core frequency range, dual PLL architecture for independent core/CPM clocking, 3× 10/100 Ethernet MACs via MII/RMII, and support for TDM-based voice-over-IP and legacy telecom interfaces.
Technical Context
The KMPC8270ZUUPEA integrates a Power Architecture-compliant G2_LE microprocessor core with separate 16 KB I-Cache and D-Cache, physically addressed and four-way set associative, coupled to a dedicated 32-bit RISC Communications Processor Module (CPM) running microcode for offloading serial protocol handling. Its CPM supports up to four TDM interfaces and 128-channel multichannel controller (MCC) operation.
It features a 64-bit 60x bus operating up to 100 MHz, a 32-bit local bus at up to 100 MHz, and a PCI 2.2-compliant bridge supporting 32-bit/66 MHz operation with DMA and address remapping. Core and I/O supplies are isolated (VDD/VCCSYN = 1.45–1.60 V, VDDH = 3.135–3.465 V), enabling independent power domain management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | G2_LE dual-issue integer core, Power Architecture®-compliant MMU, no FPU - enables deterministic real-time control with cache coherency and bus snooping support. |
| Core Frequency Range | 166–450 MHz via programmable PLL multiplier (ratios 2:1 to 8:1) - allows performance scaling while maintaining thermal envelope in fanless edge deployments. |
| Cache | 16 KB instruction cache + 16 KB data cache, four-way set associative, LRU replacement - reduces external memory accesses for latency-critical protocol stacks. |
| Communication Peripherals | 3× FCCs (10/100 Ethernet/MII/RMII/HDLC/ATM), 4× SCCs (UART/HDLC/SDLC/BISYNC), 1× MCC (128-channel TDM), 1× USB 2.0 full/low-speed - supports converged voice/data infrastructure without external ASICs. |
| Memory Interface | 12-bank glueless controller for SDRAM, SRAM, Flash, EPROM; 32-bit local bus (8-beat burst); 64-bit 60x bus (4-beat burst) - eliminates interface logic for mixed-memory BOMs in telecom line cards. |
| Package & Thermal | 480-pin TBGA (ZU, leaded), RθJA = 16°C/W (single-layer board, natural convection) - validated for conduction-cooled industrial chassis with ≤105°C junction limit. |
| Supply Voltages | VDD/VCCSYN = 1.45–1.60 V (core/PLL), VDDH = 3.135–3.465 V (I/O) - mandates separate low-noise LDOs; strict sequencing required (VDD before VDDH). |
Pinout & Package
KMPC8270ZUUPEA is housed in a 480-ball TBGA (ZU package, leaded), 27 mm × 27 mm, 1.27 mm pitch, RoHS-compliant per Freescale specification. Ball map follows JEDEC MO-205AC standard with defined power/ground ball allocation per quadrant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PA[0–31], PB[4–31], PC[0–31], PD[4–31] | CPM General-Purpose I/O / Serial Interface Pins | Configurable as SCC/FCC/SMC/TDM signal lines or GPIO; default input state requires pull-up/down to prevent leakage current. |
| A[0–31], D[0–63], TSIZE[0–3], AACK, ARTRY | 60x Bus Address/Data/Strobe Signals | 64-bit multiplexed address/data bus with burst capability; supports big-endian operation and parity/ECC checking for mission-critical storage. |
| L_A[14–31], LCL_D[0–31], LCL_DP[0–3], CS[0–11] | Local Bus Address/Data/Chip Select | 32-bit slave-only local bus; eight-beat burst transfers optimized for Flash/SRAM boot devices and peripheral registers. |
| PCI_AD[0–31], PCI_C/BE[0–3], PCI_FRAME#, PCI_IRDY#, PCI_TRDY# | PCI 2.2 Interface Signals | 32-bit, 3.3 V, 66 MHz compliant interface; supports both host and peripheral modes with programmable configuration space. |
| CLKIN, PLL_VDD, PLL_GND, VDD, VDDH, GND | Power & Clock Inputs | Dedicated PLL supply pins require ultra-low-noise filtering; CLKIN accepts 33–100 MHz crystal or oscillator input for internal multiplication. |
Key Features
| Feature | Design Value |
|---|---|
| Dual PLL Architecture | Independent core (G2_LE) and CPM clock domains enable simultaneous 450 MHz CPU + 200 MHz CPM operation - critical for concurrent application processing and real-time protocol offload. |
| Integrated Memory Controller | 12-bank support for SDRAM, SRAM, Flash, and EPROM with byte-write enables and programmable bank sizes - eliminates external memory interface logic in compact router designs. |
| Three Fast Communication Controllers | FCC1–FCC3 each support MII/RMII, HDLC, transparent, and ATM SAR (MPC8280 only); KMPC8270ZUUPEA supports all except ATM - delivers triple 10/100 Ethernet with hardware QoS scheduling. |
| Four Serial Communications Controllers | SCC1–SCC4 implement UART, HDLC, SDLC, BISYNC, and transparent modes with integrated baud rate generators - enables legacy serial device integration (modems, POS terminals, SCADA RTUs). |
| TDM-Based Voice Infrastructure Support | One SI block with four TDM ports (TDM2[A–D]), 2048-byte SI RAM, bit/byte resolution, and independent TX/RX routing - implements VoIP gateway functions for E1/T1 trunking and ISDN PRI/BRI termination. |
Applications
| Industrial Protocol Gateway | Carrier-Grade Edge Router |
|---|---|
Use Scenario: Bridging Modbus RTU fieldbus networks to IP-based SCADA systems in oil & gas remote terminal units. IC Role / Device Role / Timing Role: KMPC8270ZUUPEA acts as deterministic protocol translator with SCC-driven RS-485 interfaces and 10/100 Ethernet uplink - managing sub-10 ms cycle times under Linux PREEMPT_RT. Use Value: Eliminates need for dual-processor architecture by integrating real-time serial stack execution (CPM) and TCP/IP stack (G2_LE core) on single die with shared dual-port RAM. |
Use Scenario: Low-footprint Layer 3 edge router for DSLAM aggregation in metro access networks. IC Role / Device Role / Timing Role: KMPC8270ZUUPEA serves as forwarding engine with three FCCs handling bonded ADSL2+ upstream, VoIP signaling, and management traffic - synchronized via shared 60x bus and PCI bridge to external PHYs. Use Value: Achieves 300 Mbps aggregate throughput using hardware-accelerated HDLC framing and CRC generation, reducing CPU load versus software-only implementations. |
| Legacy Telecom Terminal | Secure Industrial Firewall |
Use Scenario: T1/E1 channel bank converting legacy PSTN trunks to SIP-based VoIP in enterprise PBX upgrades. IC Role / Device Role / Timing Role: KMPC8270ZUUPEA provides TDM timing via SI block with 8 kHz frame sync, four TDM ports, and integrated jitter buffer - interfacing directly to TI PCM3002 codecs. Use Value: Enables direct TDM-to-Ethernet mapping without external timing ICs or FPGA glue logic, lowering BOM cost and PCB layer count. |
Use Scenario: DIN-rail mounted firewall appliance inspecting Modbus TCP and DNP3 traffic in substations. IC Role / Device Role / Timing Role: KMPC8270ZUUPEA runs hardened Linux with netfilter, leveraging local bus-connected NOR Flash for secure boot and 60x bus-connected DDR for deep packet inspection buffers. Use Value: Leverages separate VDD/VDDH domains to isolate crypto acceleration tasks from I/O noise, meeting IEC 62443-3-3 SL2 electromagnetic immunity requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar integrated communications processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC8275VR | Same core/CPM architecture but in 516-pin PBGA (VR package); adds UTOPIA II interface and second MCC - supports ATM cell relay and higher-density TDM. | Required for UTOPIA-based DSLAM line cards or multi-TDM trunk gateways needing >4 TDM ports. | Select MPC8275VR only when UTOPIA II or dual-MCC functionality is mandatory; KMPC8270ZUUPEA remains optimal for cost-sensitive, non-ATM edge nodes. |
| MPC8280ZQ | 516-pin PBGA (ZQ package); adds TC layer, IMA, second UTOPIA port, and security engine - targets carrier-class metro aggregation with ATM/IMA convergence. | Suitable for SONET/SDH add-drop multiplexers and IMA-based wireless backhaul where inverse multiplexing across multiple T1s is required. | MPC8280ZQ introduces significant layout complexity and thermal overhead; KMPC8270ZUUPEA offers superior power efficiency and simpler thermal design for sub-10 W embedded platforms. |
Compared with MPC8275VR and MPC8280ZQ, KMPC8270ZUUPEA delivers the lowest power envelope (≤1.65 W max at 450 MHz) and simplest PCB routing (480-ball ZU package), making it the preferred choice for space-constrained, thermally limited industrial gateways where ATM or dual-Utopia functionality is unnecessary.
Availability
KMPC8270ZUUPEA is available at Aetrix Electronics and suitable for industrial protocol gateways, carrier-edge routers, legacy telecom terminals, and secure industrial firewalls requiring stable component supply across extended product lifecycles.
Supply support for KMPC8270ZUUPEA 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) was a leading designer of embedded processors and analog/mixed-signal ICs, specializing in automotive, industrial, and networking solutions before its 2015 acquisition.
KMPC8270ZUUPEA belongs to the PowerQUICC II family - engineered for integrated communications processing in telecom infrastructure, industrial automation, and network edge equipment where real-time serial protocol handling and deterministic packet forwarding are essential.
FAQ
What is the maximum operating junction temperature for KMPC8270ZUUPEA?
The KMPC8270ZUUPEA has a maximum rated junction temperature of 105°C under recommended operating conditions. This limit applies to commercial-grade operation (0–70°C ambient). Thermal design must ensure TJ does not exceed this value, especially at 450 MHz core frequency with full peripheral activation. The 480-ball ZU package's RθJA of 16°C/W (natural convection, single-layer board) requires careful heatsinking or airflow planning to maintain margin.
Does KMPC8270ZUUPEA support USB 2.0 host mode with isochronous transfers?
Yes, KMPC8270ZUUPEA supports USB 2.0 full/low-speed host mode including control, bulk, interrupt, and isochronous data transfers. It implements CRC16 generation/checking, NRZI encoding/decoding with bit stuffing, and flexible multi-buffer per-frame architecture - enabling reliable audio streaming or real-time HID device control without external USB PHY.
Can KMPC8270ZUUPEA operate in slave mode with an external master processor?
Yes, KMPC8270ZUUPEA supports slave mode operation: the G2_LE core can be disabled while the CPM remains active, allowing an external processor to control the device via the 60x bus. This configuration is used in multi-processor systems where KMPC8270ZUUPEA handles dedicated serial protocol offload while a larger host CPU manages application logic.
What clock sources does KMPC8270ZUUPEA accept for CLKIN?
KMPC8270ZUUPEA accepts a single-ended CMOS-level clock input on CLKIN, specified for frequencies from 33 MHz to 100 MHz. It does not support differential inputs or crystal oscillator drive directly - external oscillators or clock synthesizers must meet VIHC (2.4–3.465 V) and VILC (0–0.4 V) thresholds, with rise/fall times ≤5 ns to ensure reliable PLL lock.
Is KMPC8270ZUUPEA pin-compatible with MPC8280 or MPC8275 variants?
No, KMPC8270ZUUPEA is not pin-compatible with MPC8280 or MPC8275. While all share the PowerQUICC II architecture, KMPC8270ZUUPEA uses the 480-ball ZU TBGA package, whereas MPC8275VR and MPC8280ZQ use 516-ball PBGA packages (VR/ZQ) with different ball maps, power pin allocations, and signal assignments - requiring distinct PCB layouts.
KMPC8270ZUUPEA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 480-LBGA Exposed Pad
- Series:
- MPC82xx
- Packaging:
- Box
- Product Status:
- Obsolete
- Core Processor:
- PowerPC G2_LE
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 450MHz
- Co-Processors/DSP:
- Communications; RISC CPM
- RAM Controllers:
- DRAM, SDRAM
- Graphics Acceleration:
- No
- Display & Interface Controllers:
- -
- Ethernet:
- 10/100Mbps (3)
- SATA:
- -
- USB:
- USB 2.0 (1)
- Voltage - I/O:
- 3.3V
- Operating Temperature:
- 0°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Security Features:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 480-TBGA (37.5x37.5)
- Additional Interfaces:
- I2C, SCC, SMC, SPI, UART, USART
KMPC8270ZUUPEA FAQ
1.How can I place an order for KMPC8270ZUUPEA through Aetrix?
Please submit a Request for Quotation (RFQ) for KMPC8270ZUUPEA 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 KMPC8270ZUUPEA reliable?
The price and inventory of KMPC8270ZUUPEA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for KMPC8270ZUUPEA is usually 5 days.
3.What payment methods are accepted for KMPC8270ZUUPEA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for KMPC8270ZUUPEA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for KMPC8270ZUUPEA?
KMPC8270ZUUPEA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your KMPC8270ZUUPEA 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 KMPC8270ZUUPEA?
For technical support, including KMPC8270ZUUPEA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your KMPC8270ZUUPEA requirements.
6.How does Aetrix verify that KMPC8270ZUUPEA is sourced from the original manufacturer or authorized distributors?
All KMPC8270ZUUPEA 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 KMPC8270ZUUPEA meets industry standards.
7.What is the process for return or replacement of KMPC8270ZUUPEA?
All KMPC8270ZUUPEA units undergo pre-shipment inspection (PSI). If there is an issue with KMPC8270ZUUPEA, 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 KMPC8270ZUUPEA part is unused and in its original packaging.
Return procedure for KMPC8270ZUUPEA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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