SVF312R3K1CKU2 - Vybrid VF3xxR 1.5MB SRAM 266MHz | NXP
料号： SVF312R3K1CKU2 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.75 | $167.50 |
| 100 | $14.2 | $1,420.00 |
| 500 | $12.1 | $6,050.00 |
| 1,000 | $10.55 | $10,550.00 |
SVF312R3K1CKU2 概述
A microprocessor is a single-chip CPU subsystem that integrates a processing core, memory controllers, peripherals, and I/O. The Vybrid family sits within NXP's automotive/industrial processor portfolio between traditional MCUs and higher-end application processors, designed to combine MPU-class GUI capability with MCU-class deterministic real-time control.
Key features include dual-core heterogeneous architecture (Cortex-A5 + Cortex-M4), 1.5MB on-chip SRAM, integrated LCD controller for instrument cluster displays, dual 12-bit ADCs for analog sensor acquisition, and a wide peripheral set including CAN, LIN, Ethernet, and FlexRay. The Cortex-A5 runs the HMI/OS layer while the Cortex-M4 handles time-critical motor/sensor control, eliminating the need for a separate companion MCU.
Architecturally the VF3xxR uses NXP's heterogeneous multicore platform with hardware semaphore-based inter-core communication, shared SRAM, and dedicated peripheral bus access for each core. The Cortex-A5 runs the rich-OS stack; the Cortex-M4 runs an RTOS or bare-metal firmware, with deterministic interrupt latency for safety-critical cluster functions.
Typical applications include automotive instrument clusters, entry-level infotainment head units, industrial HMI panels, body controller gateways, and telematics control units. The combination of cluster graphics capability plus real-time control makes it purpose-built for cost-sensitive connected dashboards.
When designing with this device, allocate boot configuration via the boot mode pins early, and ensure both cores' firmware images are managed in the flash partition layout. Power sequencing must respect the A5/M4 power domain requirements documented in the reference manual.
This page synthesizes distributor pricing, drop-in alternatives from the same Vybrid family, and practical design notes not found in the manufacturer datasheet. Specifications last verified against NXP product page on 2026-10-17.
直接替换替代料： SVF312R3K1CKU2 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
SVF312R3K2CKU2
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SVF322R3K1CKU2
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
SVF311R3K2CKU2
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MCIMX6L2EVN10AB
✅ 直接替换📋 参考替代料（不在目录中）
SVF312R3K1CKU2 最大额定值与电气特性
| Core Architecture | ARM Cortex-A5 + ARM Cortex-M4 (heterogeneous dual-core) |
| Family | Vybrid VF3xxR |
| Core Count | 2 (1x A5 + 1x M4) |
| 数据总线宽度 | 32-bit |
| Maximum CPU Frequency | 266 MHz |
| On-chip SRAM | 1.5 MB |
| On-chip Flash | ROMless (external flash required) |
| 电源电压 | 3.3 V (typical I/O) |
| Package Type | 176-HLQFP (24x24 mm) |
| Package Code | HLFQFP |
| Terminal Form | GULL WING |
| Number of Terminals | 176 |
| Temperature Grade | INDUSTRIAL |
| 安装类型 | Surface Mount |
| Application Domain | Automotive instrument clusters, entry-level infotainment |
SVF312R3K1CKU2 hlfqfp 引脚配置指南
SVF312R3K1CKU2（hlfqfp 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： SVF312R3K1CKU2.
请参阅 数据手册 以查看完整引脚配置。
典型应用
SVF312R3K1CKU2 适用于 6 应用s: Automotive Instrument Cluster, Entry-Level Infotainment Head Unit, Industrial HMI Control Panels, Body Controller Gateway, Telematics Control Unit (TCU), Connected Radio Base Unit.
Automotive Instrument Cluster
The SVF312R3K1CKU2 is purpose-built for automotive instrument cluster applications per NXP's product page. The Cortex-A5 core runs the cluster graphics and connectivity stack with up to 266MHz performance, while the Cortex-M4 real-time co-processor handles gauge stepper motor control, warning lamp driving, and CAN message processing with deterministic interrupt latency. The 1.5MB on-chip SRAM supports full graphical gauge animations without external memory, and the integrated LCD controller directly drives TFT cluster displays. The dual-core architecture eliminates the need for a companion MCU, reducing PCB area and BOM cost for cost-sensitive cluster designs that still require ASIL-relevant real-time behavior.
推荐
Entry-Level Infotainment Head Unit
The SVF312R3K1CKU2 supports entry-level infotainment head units that need both rich application processing and real-time control without the cost of higher-tier application processors. The Cortex-A5 core runs the infotainment OS (typically Linux or QNX) and handles Bluetooth, Wi-Fi, and radio DSP tasks, while the Cortex-M4 manages audio mixing, volume control, and HVAC actuator timing. The 176-HLQFP package provides the pin count needed for dual CAN-FD, Ethernet AVB, external DRAM, and parallel NAND flash interfaces typically required by mid-range head units.
推荐
Industrial HMI Control Panels
The SVF312R3K1CKU2 is suitable for industrial HMI control panels that combine a graphical touchscreen interface with real-time machine control. The Cortex-A5 runs the HMI graphics stack with LVDS/RGB display support and web-based configuration UIs, while the Cortex-M4 handles real-time EtherCAT or CANopen communication with motor drives and I/O modules. Industrial temperature variants of the Vybrid VF3xxR extend the operating range to factory floor conditions. The 1.5MB SRAM allows complex GUI screens with alpha-blended graphics without external framebuffer memory, simplifying PCB layout.
推荐
Body Controller Gateway
The SVF312R3K1CKU2 fits automotive body controller gateway applications where multiple in-vehicle networks (CAN, LIN, FlexRay) must be bridged and routed. The Cortex-A5 runs the gateway routing logic and diagnostic services including UDS over CAN-FD and DoIP over Ethernet, while the Cortex-M4 manages LIN master scheduling and low-speed body network timing. The wide peripheral set of the VF3xxR family supports up to 6 CAN-FD channels plus Ethernet MAC for central gateway architectures in modern vehicles.
推荐
Telematics Control Unit (TCU)
The SVF312R3K1CKU2 powers telematics control units that require cellular modem connectivity, GPS processing, and CAN bus diagnostics in a single SoC. The Cortex-A5 manages the cellular modem protocol stack, GNSS position calculation, and cloud connectivity, while the Cortex-M4 handles CAN bus monitoring, ignition sensing, and crash event logging with real-time guarantees. The 176-HLQFP package exposes the necessary pins for SDIO Wi-Fi modules, UART cellular modems, and SPI GPS receivers commonly used in telematics designs.
推荐
Connected Radio Base Unit
The SVF312R3K1CKU2 serves as the host processor in connected radio base units where basic radio tuning plus smartphone-mirroring and voice assistant features are required. The Cortex-A5 runs the connected radio stack with Bluetooth hands-free, Wi-Fi hotspot, and basic smartphone projection protocols, while the Cortex-M4 handles real-time audio routing and RDS decoding. The reduced cost-down variant SVF311R3K2CKU2 in the same footprint offers the lower SRAM option for entry-level radios. The platform supports both analog and digital radio standards with flexible peripheral routing.
推荐
推荐产品汇总
工程参考数据： SVF312R3K1CKU2 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | SVF312R3K2CKU2 | SVF322R3K1CKU2 | SVF311R3K2CKU2 | MCIMX6L2EVN10AB |
|---|---|---|---|---|---|
| Package | 176-HLQFP (24x24 mm) | 176-HLQFP (24x24 mm) - same | 176-HLQFP (24x24 mm) - same | 176-HLQFP (24x24 mm) - same | 176-LQFP - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | Cortex-A5 + Cortex-M4 (heterogeneous) | Cortex-A5 + Cortex-M4 | Cortex-A5 + Cortex-M4 | Cortex-A5 + Cortex-M4 | Cortex-A7 single-core |
| Max CPU Frequency | 266 MHz (Cortex-A5) | 266 MHz | 266 MHz | 266 MHz | 528 MHz |
| On-chip SRAM | 1.5 MB | 1.5 MB | 1.5 MB | 1 MB (reduced) | 128 KB L2 cache |
| Core Count | 2 (1x A5 + 1x M4) | 2 (1x A5 + 1x M4) | 2 (1x A5 + 1x M4) | 2 (1x A5 + 1x M4) | 1 (single-core A7) |
| On-chip Flash | ROMless | ROMless | ROMless | ROMless | ROMless |
| Target Application | Instrument cluster | Instrument cluster (extended peripherals) | Entry infotainment / cluster | Connected radio | General-purpose MPU |
| Temperature Grade | Industrial | Industrial | Industrial | Industrial | Industrial |
关键差异点
- Heterogeneous dual-core A5+M4 architecture （对比 MCIMX6L2EVN10AB (i.MX6 single-core Cortex-A7))
- 1.5MB on-chip SRAM for full graphical cluster without external memory （对比 SVF311R3K2CKU2 (cost-down variant))
- Purpose-built for automotive instrument clusters （对比 General-purpose i.MX6 application processors)
设计说明
Estimated: The SVF312R3K1CKU2 Vybrid VF3xxR requires multiple voltage rails (typically 1.2V core, 1.5V DDR3L, 3.3V I/O) with specific sequencing per the NXP reference manual. Use a dedicated multi-rail PMIC such as the PF0100 or PF3000 to ensure proper power-up sequencing between the Cortex-A5 and Cortex-M4 power domains. Inrush current at cold boot can exceed 1A on the core rail, so bulk decoupling of at least 47uF ceramic plus 220uF electrolytic is recommended at the PMIC output. Do not power the Cortex-A5 domain before the Cortex-M4 domain is stable, or inter-core communication will fault.
The 176-HLQFP package has limited thermal dissipation. At 266MHz on both cores with full peripheral activity, junction temperature can rise 30-40C above ambient on the standard 4-layer JEDEC test board. For automotive instrument cluster designs with elevated ambient (cabin temperatures up to 85C), provide a copper pour of at least 2 square inches on the top layer beneath the package, plus thermal vias to an internal ground plane. The package's exposed pad (if present) should be soldered to the ground pad for maximum heat transfer.
Route the DDR3L external memory bus with matched-length traces (within 25 mils) and 50-ohm controlled impedance. The Vybrid VF3xxR DRAM controller expects fly-by topology with termination at the DRAM chip. Keep the LCD data/clock traces short and impedance-matched to avoid display artifacts at high color depths. Place the external flash memory as close as possible to the QSPI/parallel bus pins to minimize boot time and reduce EMI. Provide a JTAG header (10-pin ARM standard) accessible at the board edge for debug access.
Common pitfalls when designing with the SVF312R3K1CKU2: (1) Forgetting to configure the boot mode pins before reset release will leave the part in serial downloader mode; (2) Sharing external memory bus between A5 and M4 firmware images requires careful linker script partition management; (3) The Cortex-M4 real-time core must be initialized BEFORE the Cortex-A5 OS starts, or shared SRAM access will fault; (4) Do not assume the part is pin-compatible with the i.MX6 series even though both use 176-LQFP - the peripheral pinout differs significantly.
合规信息
Compliance information not present in the verified web data; recommend confirming with the manufacturer datasheet or your NXP representative. The part is automotive-targeted and typically supplied as RoHS-compliant lead-free, but official certification status was not confirmed from the retrieved data.
