MC9S12NE64CPVE - 16-Bit HCS12 MCU, 64KB Flash, Ethernet | NXP
料号： MC9S12NE64CPVE ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.2 | $162.00 |
| 100 | $13.85 | $1,385.00 |
| 500 | $12.1 | $6,050.00 |
| 1,000 | $10.95 | $10,950.00 |
MC9S12NE64CPVE 概述
What is an HCS12 microcontroller? An HCS12 (also called S12) microcontroller is a 16-bit CISC MCU family originally developed by Freescale and now maintained by NXP. It belongs to the broader hierarchy of microcontroller -> embedded microcontroller -> HCS12 (S12) family. HCS12 parts pair a 16-bit data path with peripheral coprocessors (such as the EPHY for Ethernet) and a Background Debug Mode (BDM) interface, allowing in-circuit flash programming and real-time debugging without an external ICE. The MC9S12NE64CPVE specifically targets embedded networking, embedding an Ethernet MAC + PHY directly on-die so designers can add a 10/100 Mbps Ethernet port without a standalone ENC28J60 or DP83848 companion chip.
Key features of the MC9S12NE64CPVE include 64KB on-chip Flash program memory, an integrated 10/100 Ethernet MAC with on-chip PHY, multiple Enhanced Capture timers, an 8-channel 10-bit ADC, two SCI (UART) ports, one SPI port, an I2C interface, and a 16-bit Pulse Width Modulation (PWM) module. The 112-LQFP industrial-temperature package (CPV suffix indicates -40C to +85C) gives sufficient I/O for parallel buses and external memory expansion.
The MC9S12NE64CPVE runs the HCS12 core at 25 MHz, delivering deterministic interrupt latency and 16-bit code density well-suited for protocol stacks and industrial control loops. The integrated MAC+PHY removes the need for external PHY magnetics beyond the standard 1:1 transformer and RJ-45, simplifying BOM and PCB layout. The part supports single-wire BDM debug, watchdog, low-power Stop and Wait modes, and a real-time interrupt (RTI) block for OS scheduling.
Typical applications include embedded Ethernet-enabled industrial controllers, building automation gateways, networked sensor nodes (BACnet, Modbus TCP, EtherNet/IP slave devices), and TCP/IP edge appliances. The integrated MAC+PHY makes it well suited as a low-cost web-server or serial-to-Ethernet converter, supporting uIP, lwIP, or NXP's own open-source TCP/IP stack port. Designers also use it for HVAC control boards and remote instrumentation front-ends.
When designing with the MC9S12NE64CPVE, pay close attention to the integrated PHY layout: route the differential Ethernet pair (TXP, TXN, RXP, RXN) with controlled 100-ohm differential impedance, place the 49.9-ohm 1% bias resistors within 5 mm of the PHY pins, and isolate the analog AVDD pin with its own ferrite from VDDR. The on-chip voltage regulator still requires a bulk decoupling capacitor on VDDR and a small ceramic on VDD1/VDD2.
This page synthesizes distributor pricing, drop-in alternatives including the MC9S12NE64CPV automotive-graded twin and other 112-LQFP NXP HCS12 family variants, and practical hardware-design notes not found in a single distributor listing.
直接替换替代料： MC9S12NE64CPVE ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MC9S12NE64CPVE （相同外形与封装尺寸） ——差异在于 Package, ADC, Number of I/O, RAM Size, Supply Voltage.
快速对比工具——选择替代料号进行并排对比：
MC9S12NE64CPV
✅ 直接替换✓ 有现货
$10.85 / 个
查看数据手册 →MC9S12NE64CFU
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S12NE64CFUE
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S12NE64MQE
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S12NE64VQ
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MC9S12NE64CPVE 最大额定值与电气特性
| Core Architecture | HCS12 (S12) 16-bit CISC |
| Family | MC9S12NE64 |
| Program Memory | 64 KB (64K x 8) Flash |
| Operating Frequency | 25 MHz (max bus) |
| 电源电压 | 2.5 V / 3.3 V core, 3.3 V to 5 V I/O |
| Ethernet | Integrated 10/100 MAC + PHY on-chip |
| ADC | 8-channel, 10-bit |
| PWM | 16-bit, multiple channels |
| Timers | Enhanced Capture Timer (ECT), RTI, PIT |
| Serial Interfaces | 2x SCI (UART), 1x SPI, 1x I2C |
| 工作温度 | -40C to +85C (industrial, CPV suffix) |
| 封装 | 112-pin LQFP (20x20 mm) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Debug Interface | Single-wire BDM (Background Debug Mode) |
MC9S12NE64CPVE 112-pin lqfp (20x20 mm) 引脚配置指南
MC9S12NE64CPVE（112-pin lqfp (20x20 mm) 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： MC9S12NE64CPVE.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MC9S12NE64CPVE 适用于 6 应用s: Industrial Ethernet Gateway, Building Automation Controller, Networked Sensor Node, Serial-to-Ethernet Bridge, Energy Monitoring / Smart Meter, Remote Telemetry Terminal (RTU).
Industrial Ethernet Gateway
The MC9S12NE64CPVE is ideal for industrial Ethernet gateway designs because of its on-die 10/100 MAC+PHY combined with the HCS12's deterministic 16-bit core. A typical gateway uses the integrated Ethernet port to bridge Modbus RTU, Modbus TCP, or BACnet/IP between a fieldbus UART and a TCP/IP server. At 25 MHz the part comfortably runs the lwIP TCP/IP stack plus an RTOS, while only needing an external 1:1 transformer. The 112-LQFP exposes enough GPIO for parallel LCD/keypad interfaces, and the 8-channel 10-bit ADC supports analog sensors on the field side.
推荐
Building Automation Controller
Building-automation front-ends benefit from the MC9S12NE64CPVE's integrated Ethernet and PWM/timer peripheral set. The 16-bit PWM drives HVAC valves and lighting dimmers with sub-microsecond resolution, while the SCI ports connect to BACnet MSTP or DALI subnets. With 64KB of Flash, the firmware can hold a full BACnet/IP stack plus scheduling logic. The integrated PHY eliminates the BOM complexity that would otherwise be needed for a separate ENC28J60, and the -40C to +85C industrial temperature grade of the CPV suffix makes it suitable for rooftop and basement HVAC cabinets.
推荐
Networked Sensor Node
For low-cost IP-enabled sensor nodes, the MC9S12NE64CPVE packs Ethernet and 10-bit ADC plus timers into a single chip, eliminating the need for an external MCU+PHY combination. A typical node streams 4-20 mA or 0-10 V sensor data via UDP at a few hundred samples per second to a SCADA host. The HCS12's stop and wait modes drive average power down to single-digit milliamps in idle, and the BDM interface allows field firmware updates via the unused debug pins. Use of the integrated PHY also keeps the analog RF noise floor low enough to operate alongside precision sensors.
推荐
Serial-to-Ethernet Bridge
The MC9S12NE64CPVE is purpose-built for serial-to-Ethernet bridges thanks to its two SCI/UARTs plus the on-chip 10/100 Ethernet. A typical product is a transparent TCP server: data received on the UART is wrapped in TCP packets and forwarded to a remote host on the LAN. At 115200 bps the part is bandwidth-comfortable, leaving the HCS12 core free to run the TCP/IP stack and parser. The integrated PHY removes the external 100-MHz noise source that plagues designs using separate Ethernet controllers, simplifying PCB stackup and EMI compliance.
推荐
Energy Monitoring / Smart Meter
Energy monitoring and sub-metering is a strong fit because of the MC9S12NE64CPVE's 8-channel 10-bit ADC and integrated Ethernet. The ADC can sample current transformers on four-pole branch circuits at up to 1 ksps; the HCS12 core computes RMS power and pushes data via TCP to a cloud gateway using the integrated PHY. The industrial CPV temperature grade supports outdoor cabinet mounting, and the 64KB Flash holds the metering firmware plus a TLS-capable TCP stack (NXP or third-party). Hardware AES coprocessor is not integrated on this part, so security must use a software library.
推荐
Remote Telemetry Terminal (RTU)
SCADA remote telemetry terminals (RTUs) frequently use the MC9S12NE64CPVE because of its three on-board serial ports (2x SCI, 1x SPI) plus Ethernet. The 16-bit core reads Modbus slaves over RS-485 via SCI while exposing DNP3 or IEC-104 over Ethernet. The integrated 10/100 MAC+PHY removes one more failure point from the bill-of-materials, increasing MTBF of the RTU in unattended remote cabinets. With 64KB Flash and 4KB RAM, the part suits small to medium I/O-count RTUs; larger I/O-count designs should step up to the MC9S12NE128 or NE256 family variants.
推荐
推荐产品汇总
工程参考数据： MC9S12NE64CPVE ——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 | MC9S12NE64CPV | MC9S12NE64CFU | MC9S12NE64CFUE | MC9S12NE64MQE | MC9S12NE64VQ |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 112-LQFP (20x20 mm) | 112-LQFP (20x20 mm) - same | 112-LQFP (20x20 mm) - same | 112-LQFP (20x20 mm) - same | 112-LQFP (20x20 mm) - same | 112-LQFP (20x20 mm) - same |
| Core Architecture | 16-bit HCS12 CISC, 25 MHz | 16-bit HCS12 CISC, 25 MHz | 16-bit HCS12 CISC, 25 MHz | 16-bit HCS12 CISC, 25 MHz | 16-bit HCS12 CISC, 25 MHz | 16-bit HCS12 CISC, 25 MHz |
| Program Flash | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Ethernet | Integrated 10/100 MAC+PHY | Integrated 10/100 MAC+PHY | Integrated 10/100 MAC+PHY | Integrated 10/100 MAC+PHY | Integrated 10/100 MAC+PHY | Integrated 10/100 MAC+PHY |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +125C (automotive) | -40C to +125C (automotive) |
| Temperature Grade | Industrial (CPV) | Industrial (CPV) | Industrial (CFU) | Industrial (CFUE) | Automotive AEC-Q100 (M) | Automotive AEC-Q100 (V) |
| RoHS Status | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
关键差异点
- Integrated 10/100 MAC+PHY removes companion-chip BOM cost （对比 MC9S12DB128CPV (no integrated PHY))
- Same 112-LQFP footprint across the family （对比 MC9S12NE64MQE (automotive grade))
- Mature HCS12 toolchain and BDM debugging （对比 MC9S12NE128 family (higher flash))
设计说明
Route the differential Ethernet pair (TXP, TXN, RXP, RXN) as a 100-ohm differential microstrip pair over a solid ground plane on the top layer, keeping the pair length within 50 mm and intra-pair skew below 0.5 mm. Place the 49.9-ohm 1% PHY bias resistors within 5 mm of the EPHY_RBIAS pin with a short guard trace to the analog ground (VSSA). Isolate the analog AVDD pin with its own ferrite bead from VDDR, and add 100 nF plus 10 uF ceramic decoupling right at the IC power pins. Estimated: impedance control assumes 4-layer FR4 (1.6 mm) with 0.2 mm dielectric and standard 1-oz copper.
The MC9S12NE64CPVE integrates a 3.3V to 2.5V core regulator, but it still requires a stable VDDR bulk capacitor (>= 22 uF low-ESR) on pin VDDA and an additional 1 uF X7R bypass on each VDD1/VDD2 sub-rail. For brown-out safety, add an external voltage supervisor (such as MAX150ACPP) tied to the MCU's RESET pin so that any glitch on VDDR triggers a clean restart. Decoupling for the integrated PHY analog supply (PHY_AVDD) is critical: place a 100 nF ceramic within 2 mm of the pin and a 10 uF bulk on the same node.
A common pitfall is leaving the BKGD (background debug) pin floating. The pin requires a 1 kohm pull-up to VDDR for BDM-mode entry, otherwise the MCU may take an inadvertent reset sequence during power-up. Another pitfall is treating the VDDR (I/O ring) and VDD1/VDD2 (internal regulator outputs) as interchangeable - they are not. Power sequencing requires VDDR to ramp first, then internal rails follow. Finally, never pull TXP/TXN outputs without the 1:1 transformer; a missing magnetics connection can damage the integrated PHY.
Estimated: at 25 MHz core clock and 3.3V supply, the MC9S12NE64CPVE's quiescent current is roughly 80 to 100 mA with the Ethernet PHY active, dissipating about 0.25 to 0.33 W. The 112-LQFP has a theta_JA of approximately 30 to 35 C/W on a 4-layer JEDEC test board, so a heat spreader is not required, but a 1 square inch copper pour under the exposed pad (or a ground pour on the inner layer) is recommended. Industrial-temperature designs need no additional heatsinking.
合规信息
RoHS and REACH compliant per NXP product dossier. Not AEC-Q100 qualified for the CPVE variant - choose M/Q suffix parts for automotive. Lead-free finish is matte tin over nickel, reflow profile up to 260C peak per IPC/JEDEC J-STD-020.
