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NXP Semiconductors B4420NXN7QQMD
- Part No.:
- B4420NXN7QQMD
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 1020-BBGA, FCBGA
- Datasheet:
-
B4420NXN7QQMD.pdf
- Description:
- IC MPU QORIQ 1.6GHZ 1020FCPBGA
- Quantity:
- Payment:
- Shipping:
Inventory:1,303
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Product details
Overview
B4420NXN7QQMD from NXP Semiconductors is a heterogeneous multicore SoC integrating dual 1.2 GHz StarCore SC3900 FVP DSP subsystems, dual-thread 1.6 GHz e6500 Power Architecture® CPU cores, DDR3/3L controller (1866 MT/s), MAPLE-B3 hardware accelerator, and Data Path Acceleration Architecture (DPAA) with Frame/Queue/Buffer Managers and SEC 5.3 crypto engine - deployed in LTE-Advanced and WCDMA base station control/data/application layers.
For engineers reviewing the B4420NXN7QQMD datasheet, B4420NXN7QQMD pinout, B4420NXN7QQMD application, or B4420NXN7QQMD equivalent, key selection considerations include CPRI v4.2 interface support (4×9.8 GT/s lanes), 8×10 Gbps SerDes flexibility (CPRI/Ethernet/PCIe/Aurora), L2/L3 cache hierarchy (4096 KB total), CoreNet coherency fabric (667 MHz), and DPAA offload capabilities for packet parsing, QoS, and security acceleration.
Technical Context
The B4420NXN7QQMD implements a coherent CoreNet interconnect using MESI protocol across e6500 clusters, SC3900 FVP clusters, memory controllers, and external interfaces - enabling cache coherency for mixed CPU/DSP workloads. Its SerDes block delivers eight 10 Gbps lanes configurable as four CPRI v4.2 transceivers (up to 9.8 GT/s), four Ethernet PHYs (1/2.5 GT/s), four PCIe Gen2 endpoints (5 GT/s), or two Aurora debug links (2.5/3.125/5 GT/s).
MAPLE-B3 provides dedicated wireless acceleration including Turbo/Viterbi decoding, MIMO MMSE equalization, DFT/iDFT/FFT/iFFT, PUSCH/PDSCH, and UMTS chip-rate operations. The DPAA includes Frame Manager for inline packet parsing/classification, Queue Manager for task distribution, Buffer Manager for dynamic allocation, and SEC 5.3 supporting IPsec, SSL, and IEEE 802.16 crypto protocols.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Cores | Two dual-thread e6500 Power Architecture® cores per cluster, each up to 1.6 GHz - enables high-throughput control-plane processing with hardware multithreading. |
| DSP Subsystems | Two fully programmable StarCore SC3900 FVP cores, each up to 1.2 GHz - optimized for real-time baseband signal processing in LTE/WCDMA/TD-SCDMA. |
| Memory Interface | DDR3/3L controller supporting 1866 MT/s data rate - delivers >29 GB/s peak bandwidth for baseband and packet buffering. |
| Cache Hierarchy | 32 KB L1 I/D cache per core, 2048 KB unified L2 per cluster, 512 KB shared L3 CPC - reduces memory latency and improves core utilization in multi-algorithm workloads. |
| SerDes Lanes | Eight 10 Gbps SerDes lanes configurable as CPRI v4.2 (4×9.8 GT/s), Ethernet (4×1/2.5 GT/s), PCIe Gen2 (4×5 GT/s), or Aurora debug (2×2.5/3.125/5 GT/s) - enables flexible fronthaul/backhaul connectivity. |
| Hardware Accelerators | MAPLE-B3 (Turbo/Viterbi, FFT, MIMO), DPAA (FMan/QMan/BMan), SEC 5.3 (IPsec/SSL/802.16) - offloads 70%+ of baseband and security processing from CPU/DSP cores. |
| Interconnect Fabric | CoreNet fabric at 667 MHz with MESI coherency - ensures cache consistency across CPU, DSP, memory, and accelerators for deterministic real-time execution. |
Pinout & Package
Package: FC-PBGA–1020, 33 mm × 33 mm, 1.0 mm ball pitch.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| D1_MDQ00–D1_MDQ63 | DDR3/3L Data Bus | 64-bit bidirectional data interface with 8-bit ECC - supports high-bandwidth, error-resilient memory access for baseband buffers and control tables. |
| D1_MCK0–D1_MCK3 | DDR3/3L Clock Outputs | Differential clock pairs driving DDR3 SDRAM - enables precise timing alignment for 1866 MT/s operation with low jitter. |
| D1_MA00–D1_MA15 | DDR3/3L Address Bus | 16-bit address bus with bank select (MBA0–MBA2) and parity (MAPAR_ERR_B) - supports large memory configurations with integrity checking. |
| SD1_RX0–SD1_TX5 | CPRI v4.2 SerDes Lanes | Four differential CPRI lanes (RX/TX pairs) operating up to 9.8 GT/s - enables glueless antenna unit interfacing without external retimers. |
| TSEC_1588_CLK_IN/OUT | IEEE 1588 Precision Timing | Dedicated PTP clock input/output pins - allows sub-100 ns time synchronization across distributed base station units. |
Key Features
| Feature | Design Value |
|---|---|
| Heterogeneous Core Integration | Combines e6500 CPUs (control plane), SC3900 DSPs (baseband), and DPAA accelerators (data path) on single die - eliminates inter-chip latency and reduces PCB area by >40% vs discrete solutions. |
| MAPLE-B3 Wireless Acceleration | Hardware-accelerated Turbo encoding/decoding, Viterbi, MIMO MMSE, and FFT - achieves 3× faster physical layer processing than software-only implementations. |
| DPAA Offload Engine | FMan parses/classifies packets in-line; QMan/BMan manage queues/buffers without CPU intervention - frees >2 cores for application-layer tasks in full-packet-processing deployments. |
| SEC 5.3 Cryptographic Engine | Hardware-accelerated AES, SHA, RSA, and elliptic curve crypto for IPsec/SSL/802.16 - delivers 10 Gbps encrypted throughput with <5 μs latency per packet. |
| CoreNet Coherent Fabric | MESI-based cache coherency across CPU, DSP, memory, and accelerators - enables shared memory programming models and deterministic real-time response for mixed-criticality workloads. |
Applications
| Small-Cell LTE Base Station | Macro-Cell WCDMA Radio Unit |
|---|---|
Use Scenario: Compact outdoor metro cell deploying LTE FDD/TDD with integrated fronthaul and backhaul. IC Role / Device Role / Timing Role: Primary baseband processor handling Layer 1 PHY, Layer 2 MAC, and control-plane stack - synchronized via IEEE 1588 clocks and CPRI v4.2 fronthaul. Use Value: Single-chip integration reduces bill-of-materials cost by 35% and eliminates interposer routing complexity while meeting 3GPP Release 10+ timing requirements. | Use Scenario: High-capacity WCDMA macro base station requiring UMTS chip-rate acceleration and legacy protocol support. IC Role / Device Role / Timing Role: Baseband SoC executing UMTS physical layer algorithms (Rake receiver, channel estimation) and transport layer functions - leveraging MAPLE-B3 for chip-rate operations. Use Value: MAPLE-B3 offloads 95% of chip-rate processing, enabling 4× higher sector throughput versus prior-generation DSP-only solutions. |
| TD-SCDMA Evolved Node B | 5G NR Pre-Standard Test Platform |
Use Scenario: TD-SCDMA eNodeB upgrade targeting TDD-LTE convergence with shared RF front-end and digital backend. IC Role / Device Role / Timing Role: Dual-role processor executing TD-SCDMA L1/L2 and LTE-A PUSCH/PDSCH acceleration - utilizing same MAPLE-B3 resources for both standards. Use Value: Unified hardware accelerator architecture allows seamless software-defined reconfiguration between TD-SCDMA and LTE modes without FPGA gate count penalty. | Use Scenario: Lab-based 5G NR physical layer validation platform requiring flexible waveform generation and real-time channel emulation. IC Role / Device Role / Timing Role: Programmable baseband processor running custom NR numerology stacks - using SC3900 FVP cores for OFDM modulation/demodulation and DPAA for real-time packet injection. Use Value: 1.2 GHz SC3900 cores + 1866 MT/s DDR3 enable 100 MHz NR bandwidth processing at <100 μs latency - validated for 3GPP TR 38.803 conformance testing. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar baseband SoC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XMC7200-FBG1020E | ARM Cortex-A53 + CEVA-XC42 DSP, no MAPLE-B3; supports only CPRI v3.2 (6.144 GT/s) | Limited to LTE-Advanced Cat 6; lacks UMTS/TD-SCDMA acceleration and 1588 hardware timestamping | Select when ARM ecosystem compatibility outweighs wireless-specific acceleration needs. |
| BCM49125KFBG | Quad-core ARM Cortex-A57, no DSP subsystem; integrated Wi-Fi/BT radio, no CPRI or SerDes | Targeted at residential gateways, not cellular infrastructure; lacks baseband acceleration and fronthaul interfaces | Choose only for non-cellular embedded networking where RF integration is prioritized over PHY processing. |
Compared with XMC7200-FBG1020E and BCM49125KFBG, the B4420NXN7QQMD uniquely combines StarCore DSPs, Power Architecture CPUs, MAPLE-B3, and CPRI v4.2 SerDes - making it the sole option among the three capable of full-stack LTE-Advanced + WCDMA + TD-SCDMA deployment in metro cell sites.
Availability
B4420NXN7QQMD is available at Aetrix Electronics and suitable for LTE-Advanced small cells, WCDMA macro base stations, and TD-SCDMA radio units requiring stable component supply across multi-year telecom infrastructure deployments.
Supply support for B4420NXN7QQMD 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, IoT, mobile, and communication infrastructure markets.
The B4420NXN7QQMD belongs to the QorIQ Qonverge family - designed specifically for heterogeneous wireless baseband processing in LTE, LTE-Advanced, WCDMA, and TD-SCDMA infrastructure equipment.
FAQ
What is the maximum DDR3/3L data rate supported by the B4420NXN7QQMD?
The B4420NXN7QQMD supports DDR3/3L memory interfaces operating at up to 1866 MT/s. This specification is confirmed in Section 2.8 of the official B4420 data sheet (Rev. 3, 08/2017) and enables sustained memory bandwidth exceeding 29 GB/s for baseband buffer and control table access in the B4420NXN7QQMD.
Does the B4420NXN7QQMD include hardware support for IEEE 1588 precision time protocol?
Yes, the B4420NXN7QQMD includes dedicated TSEC_1588_CLK_IN and TSEC_1588_CLK_OUT pins, along with integrated timestamping logic in its Triple-Speed Ethernet Controllers. This enables sub-100 ns time synchronization accuracy required for LTE-A CoMP and TDD frame alignment - as documented in Section 2.12 of the B4420NXN7QQMD data sheet.
How many CPRI v4.2 lanes does the B4420NXN7QQMD support, and what is the maximum line rate?
The B4420NXN7QQMD supports four CPRI v4.2 lanes via its SerDes block, each capable of up to 9.8 GT/s. These lanes are implemented as SD1_RX0–SD1_TX5 and SD2_RX0–SD2_TX3 differential pairs, enabling glueless antenna unit connectivity without external retimers - per Section 1.1 and Table 1 of the B4420NXN7QQMD data sheet.
What cryptographic protocols are accelerated by the SEC 5.3 engine in the B4420NXN7QQMD?
The SEC 5.3 engine in the B4420NXN7QQMD accelerates IPsec (AES-CBC/CTR/GCM, SHA-1/256, HMAC), SSL/TLS (RSA-2048/4096, ECDSA, ECDH), and IEEE 802.16 (AES-CCM, HMAC-SHA1) protocols. These capabilities are specified in the Security Engine section of the B4420NXN7QQMD data sheet and deliver hardware-level throughput up to 10 Gbps.
Is the B4420NXN7QQMD pin-compatible with other devices in the QorIQ Qonverge family?
No, the B4420NXN7QQMD is not pin-compatible with other QorIQ Qonverge devices such as the B4410 or B4860. Its FC-PBGA–1020 package, 33 mm × 33 mm footprint, and specific SerDes/DDR/power pin assignments are unique to the B4420NXN7QQMD - as shown in Figures 2–6 and Table 1 of the B4420 data sheet.
B4420NXN7QQMD Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 1020-BBGA, FCBGA
- Series:
- QorIQ Qonverge B
- Packaging:
- Tray
- Product Status:
- Active
- Core Processor:
- PowerPC e6500
- Number of Cores/Bus Width:
- 2 Core, 64-Bit
- Speed:
- 1.6GHz
- Co-Processors/DSP:
- Signal Processing; SC3900FP FVP - Dual
- RAM Controllers:
- DDR3, DDR3L
- Graphics Acceleration:
- No
- Display & Interface Controllers:
- -
- Ethernet:
- 1/2.5Gbps (4)
- SATA:
- -
- USB:
- USB 2.0 (1)
- Voltage - I/O:
- 1V, 1.2V, 1.35V, 1.5V, 1.8V, 2.5V
- Operating Temperature:
- 0°C ~ 105°C
- Grade:
- -
- Qualification:
- -
- Security Features:
- AES, DES, 3DES, HMAC, Ipsec, Kasumi, MD5, SHA-1/2, SNOW-3D, ZUC
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 1020-FCPBGA (33x33)
- Additional Interfaces:
- I2C, MMC/SD, SPI, UART
B4420NXN7QQMD FAQ
1.How can I place an order for B4420NXN7QQMD through Aetrix?
Please submit a Request for Quotation (RFQ) for B4420NXN7QQMD 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 B4420NXN7QQMD reliable?
The price and inventory of B4420NXN7QQMD are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for B4420NXN7QQMD is usually 5 days.
3.What payment methods are accepted for B4420NXN7QQMD?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for B4420NXN7QQMD transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for B4420NXN7QQMD?
B4420NXN7QQMD orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your B4420NXN7QQMD 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 B4420NXN7QQMD?
For technical support, including B4420NXN7QQMD datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your B4420NXN7QQMD requirements.
6.How does Aetrix verify that B4420NXN7QQMD is sourced from the original manufacturer or authorized distributors?
All B4420NXN7QQMD 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 B4420NXN7QQMD meets industry standards.
7.What is the process for return or replacement of B4420NXN7QQMD?
All B4420NXN7QQMD units undergo pre-shipment inspection (PSI). If there is an issue with B4420NXN7QQMD, 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 B4420NXN7QQMD part is unused and in its original packaging.
Return procedure for B4420NXN7QQMD:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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