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NXP Semiconductors KMPC8270CVVUPEA
- Part No.:
- KMPC8270CVVUPEA
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 480-LBGA Exposed Pad
- Datasheet:
-
KMPC8270CVVUPEA.pdf
- Description:
- IC MPU MPC82XX 450MHZ 480TBGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,223
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Product details
Overview
KMPC8270CVVUPEA 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 Ethernet (10/100) support - deployed in carrier-grade access gateways, industrial protocol gateways, and legacy telecom edge routers.
For engineers reviewing the KMPC8270CVVUPEA datasheet, KMPC8270CVVUPEA pinout, KMPC8270CVVUPEA application, or KMPC8270CVVUPEA equivalent, key selection criteria include its 480-pin TBGA lead-free VV package, 166–450 MHz CPU frequency range, dual PLL architecture (separate core/CPM clocks), 32-bit local bus (up to 100 MHz), and IEEE 802.3-compliant MII/RMII Ethernet interfaces.
Technical Context
The KMPC8270CVVUPEA integrates a Power Architecture®-compliant G2_LE core with MMU and FPU, coupled to a dedicated 32-bit RISC communications processor module (CPM) via dual-port 32 KB instruction and 32 KB data RAM. It supports concurrent high-speed serial protocols including HDLC, UART, transparent, and Ethernet through FCCs and SCCs.
Its clocking architecture uses independent PLLs for core and CPM domains, enabling asynchronous operation at ratios up to 8:1 (core) and 8:1 (CPM); memory subsystem includes a 12-bank controller supporting SDRAM, SRAM, Flash, and EPROM with ECC/parity options and programmable bank sizing.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | G2_LE dual-issue integer core with FPU, Power Architecture®-compliant MMU |
| Core Frequency Range | 166–450 MHz; configurable via internal multiplier (2:1 to 8:1) |
| Cache | 16 KB I-Cache + 16 KB D-Cache; four-way set associative, physically addressed |
| Memory Bus | 64-bit 60x bus (up to 100 MHz), 32-bit local bus (up to 100 MHz), 32-bit PCI bus (66 MHz) |
| Communication Peripherals | 3 × FCCs (10/100 Ethernet/MII/RMII/HDLC), 4 × SCCs (UART/HDLC/SDLC/BISYNC), 1 × USB 2.0 full/low-speed controller |
| Package | 480-pin TBGA, lead-free VV package (19 mm × 19 mm, 1.0 mm pitch) |
| Supply Voltages | VDD = 1.45–1.60 V (core), VCCSYN = 1.45–1.60 V (PLL), VDDH = 3.135–3.465 V (I/O) |
Pinout & Package
KMPC8270CVVUPEA is housed in a 480-ball thin BGA (TBGA) package with lead-free finish (VV code), 19 mm × 19 mm body size, 1.0 mm ball pitch, and standard JEDEC MO-251AC footprint. Thermal resistance: RθJA = 16°C/W (natural convection, single-layer board).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| CLKIN | Primary system clock input | Accepts 33–100 MHz differential or single-ended reference; drives both core and CPM PLLs |
| PORESET | Power-on reset input | Active-low asynchronous reset; initiates hardware initialization sequence and register clearing |
| HRESET | Hardware reset input | Active-low synchronous reset; triggers controlled state machine reset without power cycle |
| SRESET | Software-initiated reset | Asserted via internal register write; resets CPU core and CPM while preserving some configuration registers |
| PA[0–31] | CPM parallel I/O port A | Configurable as general-purpose I/O or dedicated CPM function pins (e.g., TDM, SCC, FCC signals) |
| FCC1_TXD[0–3] | FCC1 Ethernet transmit data | 4-bit nibble output for MII interface; requires external PHY for 10/100BASE-TX signaling |
| PCI_AD[0–31] | PCI address/data multiplexed bus | 32-bit bidirectional multiplexed address/data lines; supports PCI 2.2 host/peripheral mode |
| USB_DP / USB_DM | USB 2.0 differential data pair | Full-speed (12 Mbps) or low-speed (1.5 Mbps) signaling; requires external series resistors and ESD protection |
Key Features
| Feature | Design Value |
|---|---|
| Dual PLL architecture | Independent core and CPM clock domains enable power/performance optimization - e.g., run CPM at 133 MHz while core idles at 200 MHz |
| Glueless memory controller | Direct interface to SDRAM, SRAM, Flash, and EPROM without external logic; supports burst transfers and ECC/parity on 64-bit 60x bus |
| Four SCCs with UART/HDLC/SDLC | Enables simultaneous legacy protocol bridging - e.g., RS-232 serial console + HDLC backhaul + SDLC fieldbus + BISYNC mainframe link |
| Three FCCs with MII/RMII | Supports triple 10/100 Ethernet ports - ideal for router/firewall applications requiring LAN/WAN/management interfaces |
| PCI 2.2 bridge with DMA | Enables expansion via add-in cards (e.g., crypto accelerators, T1/E1 line cards) with zero-wait-state streaming transfers between PCI and 60x memory space |
Applications
| DSL Access Multiplexer (DSLAM) | Industrial Protocol Gateway |
|---|---|
Use Scenario: Aggregates ADSL2+ subscriber lines and bridges traffic to ATM or IP backbone using UTOPIA or Ethernet interfaces. IC Role / Device Role / Timing Role: Central SoC managing line card control, ATM segmentation/reassembly (SAR), and QoS scheduling via FCCs and CPM timers. Use Value: Integrates CPU, communications engines, and PCI bridge - eliminates need for discrete protocol processors and reduces BOM count by ≥40% vs. MPC860-based designs. |
Use Scenario: Translates Modbus RTU over RS-485 to EtherNet/IP or PROFINET in factory automation controllers. IC Role / Device Role / Timing Role: Dual-role processor: G2_LE core runs real-time Linux for protocol stack; CPM handles deterministic serial framing and CRC generation. Use Value: Achieves sub-10 ms end-to-end latency for serial-to-Ethernet translation using dedicated SCCs and hardware timer-triggered DMA transfers. |
| Legacy Telecom Edge Router | Secure Remote Terminal Unit (RTU) |
Use Scenario: Provides T1/E1 handoff, Frame Relay switching, and firewall services at cell site aggregators. IC Role / Device Role / Timing Role: Communications processor executing HDLC framing, FR LMI, and packet filtering via FCCs and SCCs under Linux kernel drivers. Use Value: Supports 32 concurrent HDLC links at T1 rates (1.544 Mbps) using two MCCs - enables cost-effective replacement of aging Motorola MVME1600 systems. |
Use Scenario: Monitors SCADA field devices over RS-232/485 and reports via encrypted 3G/LTE backhaul using USB-hosted cellular modem. IC Role / Device Role / Timing Role: Security-critical host processor running hardened Linux; USB 2.0 controller manages modem enumeration and AT-command channel. Use Value: USB host mode with CRC16/NRZI handling offloads modem protocol processing - frees CPU cycles for cryptographic signing of telemetry payloads. |
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 adds UTOPIA II ports and second multichannel controller (MCC2); packaged in 516 PBGA (VR) | Required for ATM SAR or multi-TDM trunk aggregation; not pin-compatible due to larger package and additional pins | Select when UTOPIA II or dual-MCC functionality is mandatory; requires PCB redesign |
| MPC8280ZU | Higher integration: adds TC layer, IMA, and security engine (SEC); same 480 TBGA but leaded (ZU) package | Needed for inverse multiplexing over ATM (IMA) or hardware-accelerated encryption; lacks lead-free compliance | Choose for telecom infrastructure requiring IMA or SEC; verify RoHS compliance requirements before substitution |
Compared with KMPC8270CVVUPEA, MPC8275VR extends TDM and ATM capability at the cost of package compatibility, while MPC8280ZU adds transmission convergence and security acceleration but sacrifices lead-free manufacturing - neither is drop-in replaceable without hardware revision.
Availability
KMPC8270CVVUPEA is available at Aetrix Electronics and suitable for industrial protocol gateways, DSLAM line cards, and legacy telecom edge routers requiring stable component supply across extended product lifecycles.
Supply support for KMPC8270CVVUPEA 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 fabless semiconductor company specializing in embedded processors, analog, and connectivity solutions for automotive, industrial, and networking markets.
KMPC8270CVVUPEA belongs to the PowerQUICC II family - designed specifically for cost-sensitive, high-reliability communications infrastructure where integration of CPU, CPM, and peripheral interfaces reduces system complexity and improves determinism.
FAQ
What is the maximum operating junction temperature for KMPC8270CVVUPEA?
The KMPC8270CVVUPEA has a maximum rated junction temperature (Tj) of 105°C under recommended operating conditions. This limit applies to commercial temperature grade devices (0°C to 70°C ambient). Exceeding this value risks thermal shutdown or long-term reliability degradation; thermal design must ensure RθJA × PD + TA ≤ 105°C, where PD includes both core and I/O power dissipation.
Does KMPC8270CVVUPEA support USB device (peripheral) mode?
Yes, KMPC8270CVVUPEA supports both USB host and USB device (peripheral) modes. In device mode, it implements four independent endpoints with control, bulk, interrupt, and isochronous transfer support, CRC5/CRC16 checking, NRZI encoding/decoding, and automatic retransmission on error - enabling direct connection to USB hosts without external transceivers.
Is KMPC8270CVVUPEA pin-compatible with MPC8280 or MPC8275?
No, KMPC8270CVVUPEA is not pin-compatible with MPC8280 or MPC8275. Although all share the 480 TBGA VV package footprint, signal assignments differ significantly - especially for UTOPIA, TC layer, and MCC2 pins present only on MPC8280/MPC8275. Direct substitution would require PCB layout changes and firmware adaptation.
What memory types does the KMPC8270CVVUPEA memory controller support?
The KMPC8270CVVUPEA memory controller supports SRAM, page-mode SDRAM, DRAM, EPROM, and Flash memory without external glue logic. It provides 32-bit address decoding with programmable bank sizes, byte write enables, parity/ECC support on the 64-bit 60x bus, and dedicated SDRAM timing control - enabling direct attachment of up to 2 GB of SDRAM using standard JEDEC configurations.
Can KMPC8270CVVUPEA operate in slave mode with an external master processor?
Yes, KMPC8270CVVUPEA supports slave mode operation. The CPU core can be disabled via software, allowing the device to function solely as a communications coprocessor driven by an external master over the 60x bus. In this mode, the CPM remains fully operational for serial protocol handling, and the PCI bridge can still serve as a peripheral - useful in multi-processor control architectures.
KMPC8270CVVUPEA 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:
- -40°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
KMPC8270CVVUPEA FAQ
1.How can I place an order for KMPC8270CVVUPEA through Aetrix?
Please submit a Request for Quotation (RFQ) for KMPC8270CVVUPEA 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 KMPC8270CVVUPEA reliable?
The price and inventory of KMPC8270CVVUPEA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for KMPC8270CVVUPEA is usually 5 days.
3.What payment methods are accepted for KMPC8270CVVUPEA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for KMPC8270CVVUPEA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for KMPC8270CVVUPEA?
KMPC8270CVVUPEA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your KMPC8270CVVUPEA 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 KMPC8270CVVUPEA?
For technical support, including KMPC8270CVVUPEA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your KMPC8270CVVUPEA requirements.
6.How does Aetrix verify that KMPC8270CVVUPEA is sourced from the original manufacturer or authorized distributors?
All KMPC8270CVVUPEA 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 KMPC8270CVVUPEA meets industry standards.
7.What is the process for return or replacement of KMPC8270CVVUPEA?
All KMPC8270CVVUPEA units undergo pre-shipment inspection (PSI). If there is an issue with KMPC8270CVVUPEA, 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 KMPC8270CVVUPEA part is unused and in its original packaging.
Return procedure for KMPC8270CVVUPEA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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