MCIMX253CJM4A - i.MX25 400MHz ARM9 MPU | 400-MAPBGA | NXP
料号： MCIMX253CJM4A ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $33.4 | $33.40 |
| 10 | $30.85 | $308.50 |
| 100 | $27.95 | $2,795.00 |
| 500 | $25.4 | $12,700.00 |
| 1,000 | $22.8 | $22,800.00 |
MCIMX253CJM4A 概述
An applications processor (AP) is a system-on-chip (SoC) optimized for running an operating system and rich user-facing applications, as opposed to a microcontroller (MCU) optimized for deterministic real-time control. The i.MX25 family sits in the processor hierarchy as: ARM9 applications processor -> i.MX25 family -> NXP i.MX multimedia processors -> 32-bit microprocessor -> semiconductor. Compared with a bare MCU, the i.MX253 adds a memory management unit (MMU), higher CPU frequency, and richer connectivity peripherals, making it suitable for running embedded Linux, Windows Embedded, or real-time operating systems.
Key features include the ARM926EJ-S core with 16 KB instruction cache and 16 KB data cache, an integrated MMU for full OS support, and dual 10/100 Ethernet MACs for networked industrial designs. The chip incorporates USB 2.0 High-Speed OTG, two CAN controllers, three UARTs, two CSIs (CMOS sensor interfaces), and an LCD controller with up to 24-bit parallel RGB output for display integration. The wide industrial temperature range and robust peripheral mix simplify designs in HMI panels, factory automation controllers, and connected sensor hubs.
Architecturally, the i.MX253 relies on a 32-bit AMBA AHB peripheral bus, hardware accelerators for vector floating-point emulation via VFP9-S, and a multi-level memory system that combines internal SRAM with external DDR2 or LPDDR memory. The Power Management Unit (PMU) supports four clock domains for granular power gating, allowing designers to power down unused peripherals and keep total active power below 1 W in many embedded workloads. The integrated security controller supports secure boot and AES/SHA hardware hashing, a notable feature for industrial gateways that must authenticate firmware updates.
Typical applications include industrial human-machine interface (HMI) panels, factory automation controllers, smart energy and grid monitoring, point-of-sale (POS) terminals, and medical diagnostic instrument front-ends. The dual Ethernet ports and CAN controllers also support automotive telematics and fleet management devices that need simultaneous IP and legacy bus connectivity. In each scenario the MCIMX253CJM4A's 400 MHz ARM9 performance is sufficient for graphical LVDS/TFT panels while leaving headroom for control loops.
When designing with this part, allocate PCB layer budget for the 400-ball BGA: at minimum a 4-layer stack-up with continuous ground and power planes is recommended to meet the DDR2 signal-integrity budget. Decoupling requires a 1uF capacitor per power pin (or pin pair) plus bulk 10uF-47uF tantalum capacitors near the regulator outputs; LPDDR/DDR2 reference-zener-resistor nets must follow IBIS-validated routing rules.
This page synthesizes distributor pricing, drop-in alternatives from the same NXP i.MX25 family, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： MCIMX253CJM4A ——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： MCIMX253CJM4A （相同外形与封装尺寸） ——差异在于 Core Architecture, Package, Program Memory Type, ADC, Silicon Version.
快速对比工具——选择替代料号进行并排对比：
MCIMX253DJM4A
✅ 直接替换📋 参考替代料（不在目录中）
MCIMX257CJM4A
✅ 直接替换✓ 有现货
$15.95 / 个
查看数据手册 →MCIMX255AJM4A
✅ 直接替换✓ 有现货
$24.95 / 个
查看数据手册 →MCIMX258CVM4
✅ 直接替换✓ 有现货
$17.95 / 个
查看数据手册 →MCIMX258CJM4A
✅ 直接替换📋 参考替代料（不在目录中）
MCIMX253CJM4A 最大额定值与电气特性
| Core Architecture | ARM926EJ-S (ARM9) |
| Core Count | 1 |
| Data Width | 32-bit |
| Maximum CPU Clock | 400 MHz |
| Internal RAM | 144 KB |
| Program Memory Type | External |
| Number of I/O Pins | 128 |
| 封装 | 400-MAPBGA (17x17 mm) |
| 安装类型 | Surface Mount |
| Supply Voltage Range | 1.38 V to 1.52 V (core) |
| 工作温度 | -40C to +85C (industrial) |
| Ethernet | 2 x 10/100 MAC |
| USB | 1 x USB 2.0 High-Speed OTG |
| CAN | 2 x CAN 2.0B |
| Display | LCD controller, up to 24-bit parallel RGB |
| Camera Interface | 2 x CSI (CMOS sensor interface) |
| Instruction Cache | 16 KB |
| Data Cache | 16 KB |
| MMU | Yes (supports Linux/WinCE) |
| RoHS 状态 | Compliant |
MCIMX253CJM4A 400-mapbga (17x17 mm) 引脚配置指南
MCIMX253CJM4A（400-mapbga (17x17 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： MCIMX253CJM4A.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MCIMX253CJM4A 适用于 6 应用s: Industrial HMI Panels, Factory Automation Controllers, Smart Energy / Grid Monitoring, Point-of-Sale (POS) Terminals, Medical Instrument Front-Ends, Automotive Telematics & Fleet Gateways.
Industrial HMI Panels
The MCIMX253CJM4A's integrated LCD controller with up to 24-bit parallel RGB output and 400 MHz ARM926EJ-S compute enables rich operator-interface graphics on industrial machinery. Designers place the MPU between the LVDS/TFT bridge and the touch I2C controller, supported by its 16 KB instruction and 16 KB data caches for fluid UI rendering. Compared with a discrete microcontroller + FPGA approach, the i.MX253 collapses BOM cost by integrating dual 10/100 Ethernet, two CAN 2.0B controllers, and USB 2.0 High-Speed OTG into a single MAPBGA-400 package. The -40C to +85C industrial temperature range permits installation in unheated factory cabinets, while the MMU enables Linux Frame Buffer drivers without external graphics hardware.
推荐
Factory Automation Controllers
For PLC and machine-vision controllers, the MCIMX253CJM4A delivers ARM9 compute in a 400-ball MAPBGA footprint with two CAN 2.0B controllers and dual 10/100 Ethernet MACs. The dual CSI (CMOS sensor interface) blocks allow direct attachment of two machine-vision cameras without an external bridge, while the 144 KB internal SRAM buffers pre-processing frames before DMA into external DDR2. Application example: the MPU sits at the heart of a controller cabinet, commanding servo drives over CANopen and reporting telemetry over OPC-UA Ethernet, all from embedded Linux on the MMU-enabled ARM926EJ-S. This collapse of compute and fieldbus into one chip dramatically reduces PCB area versus discrete MCU + communication MCU designs.
推荐
Smart Energy / Grid Monitoring
Smart grid concentrators use the MCIMX253CJM4A to aggregate energy metering data over its dual Ethernet MACs, dual CAN 2.0B buses, and three UART ports while running secure-boot Linux from the integrated MMU. The hardware AES/SHA engine accelerates firmware-authentication cycles on remote grid nodes, while the wide 1.38-1.52 V core supply scales down to deep-sleep currents below 0.5 mA for unattended substation installations. Compared with discrete microcontrollers, the i.MX253 lets one processor replace an entire ARM Cortex-M0 metering MCU plus a separate communication coprocessor, reducing fault points in 24/7 service. The LCD controller permits on-device display of consumption data without adding a second graphics IC.
推荐
Point-of-Sale (POS) Terminals
POS terminals benefit from the MCIMX253CJM4A's USB 2.0 High-Speed OTG for printer and barcode-scanner connectivity, plus its LCD controller driving the cashier-facing display. The 400 MHz ARM926EJ-S core hosts JavaPOS or Linux-based payment stacks with cryptographic latency tolerance well within EMV transaction windows. The dual Ethernet MACs serve IP-based EFT terminals and store-back-office synchronization concurrently, eliminating the need for a secondary network IC. Designers place a BGA-mounted security coprocessor near the i.MX253 for PCI PTS-compliant PIN entry, communicating over SPI/UART. Industrial temperature grade supports refrigerated and outdoor retail environments from -40C to +85C.
推荐
Medical Instrument Front-Ends
Diagnostic instruments like portable ultrasound, pulse oximetry, and patient-monitor front-ends rely on the MCIMX253CJM4A to drive TFT panels via its 24-bit RGB LCD controller and to capture data via the integrated CSI ports. The 144 KB internal SRAM provides low-latency buffer space for waveform plotting without additional glue logic. The MMU-enabled ARM9 runs Embedded Linux or ThreadX cleanly with deterministic interrupt latency, while the hardware AES engine encrypts PHI (Protected Health Information) at rest and in transit to hospital networks. Compared with a microcontroller + companion display ASIC architecture, the i.MX253 reduces board area and simplifies IEC 60601-1 EMI/EMC compliance by collapsing clock domains and reducing radiated emissions.
推荐
Automotive Telematics & Fleet Gateways
Fleet-management gateways leverage the MCIMX253CJM4A's dual CAN 2.0B controllers to listen on OBD-II and J1939 buses simultaneously while streaming telemetry over 4G LTE via USB-attached modems. The wide industrial temperature grade accommodates under-dash mounting conditions, and the MMU-enabled ARM926EJ-S runs secure Linux with QoS routing across the two Ethernet ports. Compared with automotive-grade MPUs that mandate AEC-Q100 and infotainment-oriented silicon, the i.MX253 delivers the right balance of cost, compute, and connectivity for telematics-only fleets. Per FindIC cross-references, dropping it into a sibling part like MCIMX258CVM4 unlocks additional CAN-FD bandwidth where newer trucks need it.
推荐
推荐产品汇总
工程参考数据： MCIMX253CJM4A ——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 | MCIMX253DJM4A | MCIMX257CJM4A | MCIMX255AJM4A | MCIMX258CVM4 | MCIMX258CJM4A |
|---|---|---|---|---|---|---|
| Package | 400-MAPBGA (17x17 mm) | 400-MAPBGA (17x17 mm) - same | 400-MAPBGA (17x17 mm) - same | 400-MAPBGA (17x17 mm) - same | 400-MAPBGA (17x17 mm) - same | 400-MAPBGA (17x17 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| CPU Core | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S |
| Maximum Clock Speed | 400 MHz | 400 MHz | 400 MHz | 400 MHz | 400 MHz | 400 MHz |
| Internal RAM | 144 KB | 144 KB | 128 KB | 144 KB | 144 KB | 144 KB |
| Ethernet MACs | 2 x 10/100 | 2 x 10/100 | 2 x 10/100 | 2 x 10/100 | 2 x 10/100 | 2 x 10/100 |
| CAN 2.0B Controllers | 2 | 2 | 2 | 2 | 2 (with enhanced bandwidth) | 2 |
| USB OTG | USB 2.0 HS OTG | USB 2.0 HS OTG | USB 2.0 HS OTG | USB 2.0 HS OTG | USB 2.0 HS OTG | USB 2.0 HS OTG |
| LCD Controller | Up to 24-bit parallel RGB | Up to 24-bit parallel RGB | Up to 24-bit parallel RGB | Up to 24-bit parallel RGB | Up to 24-bit parallel RGB | Up to 24-bit parallel RGB |
关键差异点
- Lowest-cost i.MX25 family entry point with full i.MX25 feature set （对比 MCIMX255AJM4A)
- Most widely stocked NXP MPU for industrial embedded designs （对比 MCIMX258CVM4)
- Identical 400-MAPBGA footprint across i.MX25 drop-in alternatives （对比 MCIMX257CJM4A)
- Dual 10/100 Ethernet MAC integrated （对比 External MCU + Ethernet controller designs)
设计说明
Estimated: The 400-MAPBGA ball map at 0.8 mm pitch requires a minimum 4-layer PCB (8-layer preferred) with reference-managed impedance for the DDR2/LPDDR lines. Use the NXP i.MX25 hardware reference manual routing rules, including matched +/-25 mil length matching on byte-lane strobes and series 33 ohm damping resistors on clock nets.
Per the NXP i.MX25 datasheet guidance, place one 1uF X7R ceramic decoupling capacitor per power pin (or per pin pair) within 100 mil of the BGA ball, plus 10uF to 47uF bulk tantalum capacitors adjacent to the regulator output inductors. Independent rails for VDD_CORE, VDD_LCD_PLL, and VDD_USB OTG must be clean and well isolated, with separate ferrite-bead filtering where applicable.
The 17x17 mm MAPBGA package dissipates up to 1.5 W at full 400 MHz load with both Ethernet MACs and LCD controller active. Provide a continuous ground plane under the BGA, thermal vias in a 4x4 array on the center pads (0.3 mm drill, 0.5 mm pad), and consider a 10x10 cm bottom-side copper pour. Airflow should not be relied upon for reliability in sealed enclosures.
Common pitfalls include mis-wiring of the DDR2 reference-zener resistors (must be 100 ohm +/-1%), booting from an unsupported NAND flash page size, and missing JTAG test-mode pads. Always validate boot source straps (SBMR) before tapping the i.MX253, and bring out JTAG (TMS, TCK, TDI, TDO, TRST) to a 14-pin header for board bring-up.
Estimated: USB 2.0 High-Speed OTG line impedance must be 90 ohm differential with matched trace length and an ESD protection IC (TPD2E001 / equivalent) placed within 5 mm of the connector. The dual Ethernet MAC signals to the external PHY should run through a Bob Smith termination and crossed-pair common-mode choke to pass CISPR 22/EN 55022 radiated emissions.
合规信息
RoHS and REACH compliant per NXP product page. The i.MX25 family is industrial-grade, not AEC-Q100 qualified; for AEC-Q100 automotive use consider MCIMX53 series.
