MCIMX253DJM4 - i.MX25 ARM9 400MHz MPU, 400-LFBGA | NXP
MPN： MCIMX253DJM4 ✓ 啟用中MCIMX253DJM4 概覽
An applications processor (AP) is a system-on-chip (SoC) designed to run an operating system and rich user applications, sitting above microcontrollers in the embedded hierarchy: SoC > applications processor > microcontroller > DSP. The i.MX family from NXP targets human-interface, industrial control, and connected devices that need graphical UI, networking stacks, and real-time response. ARM926EJ-S adds Jazelle Java bytecode execution alongside the standard ARM/Thumb instruction set, enabling legacy Java ME and embedded workloads.
Key differentiating features include an integrated LCD controller supporting up to VGA-class panels, two on-chip USB 2.0 PHYs (one host, one OTG), a 10/100 Ethernet MAC, DDR2 memory controller, three 12-bit ADCs, and an integrated touch-screen controller. The MCIMX253DJM4 specifically targets the consumer and industrial product space, balancing peripheral richness with low-power operation. Operating voltage is centered at 1.45 V core. The 400-LFBGA package exposes the full peripheral set, including SSI/I2S audio ports, UART, I2C, SPI, and SD/MMC interfaces.
Typical applications include human-machine interface (HMI) panels, industrial control terminals, point-of-sale (POS) terminals, building automation controllers, and connected medical devices. The DDR2 controller and integrated LCD pipeline allow ports to drive a small TFT panel directly, eliminating the need for an external graphics controller. The pair of USB PHYs and Ethernet MAC support common industrial connectivity (USB device, USB host, networked sensor hubs).
Designers should plan for a multi-rail power tree (1.45 V core plus 3.3 V I/O) and ensure the LFBGA substrate uses microvia or via-in-pad technology for reliable BGA assembly. The 400-ball BGA also demands controlled-impedance routing on high-speed DDR2 traces and length-matched clocks on the memory bus for signal integrity.
This page synthesizes distributor availability, drop-in same-family alternatives, and practical design considerations not consolidated in the manufacturer datasheet, giving engineers a faster path to a working i.MX25 design.
直接替換替代品，適用於 MCIMX253DJM4 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MCIMX253DJM4 （相同外形與佔位） — 差異在於 Core Architecture, ADC, LCD Controller, Mounting Type, Operating Temperature.
MCIMX253DJM4A
✅ 直接替換📋 參考替代品（不在目錄中）
MCIMX255DJM4A
✅ 直接替換📋 參考替代品（不在目錄中）
MCIMX257DJM4A
✅ 直接替換聯絡詢價
查看資料表 →MCIMX257CJM4A
✅ 直接替換聯絡詢價
查看資料表 →MCIMX253DJM4 最大額定值與電氣特性
| Core Architecture | ARM926EJ-S |
| Number of Cores | 1 |
| 資料匯流排寬度 | 32-bit |
| Maximum CPU Frequency | 400 MHz |
| Core Operating Voltage | 1.45 V |
| 封裝 | 400-LFBGA (17x17 mm) |
| 安裝類型 | Surface Mount |
| Instruction Set | ARM/Thumb + Jazelle |
| Memory Controller | DDR2 / LPDDR / SDRAM |
| Integrated USB PHYs | 2 (Host + OTG) |
| Ethernet MAC | 10/100 Mbps |
| LCD Controller | Integrated, up to VGA-class TFT |
| ADC | 3x 12-bit |
| Touch-Screen Controller | Integrated |
| RoHS 狀態 | Compliant |
MCIMX253DJM4 腳位配置
| 腳位 A1 | [DATA_NEEDED - ball A1] — Refer to manufacturer datasheet for specific ball A1 function |
| 腳位 B20 | [DATA_NEEDED - ball B20] — Refer to manufacturer datasheet for specific ball B20 function |
典型應用
MCIMX253DJM4 適用於 6 應用s: Industrial HMI Panels, Point-of-Sale (POS) Terminals, Building Automation Controllers, Connected Medical Devices, Smart Energy / Metering Gateways, Portable Data Terminals.
Industrial HMI Panels
The MCIMX253DJM4 drives industrial HMI panels where its integrated LCD controller, three 12-bit ADCs, and touch-screen controller eliminate the need for a separate graphics or input controller. With an ARM926EJ-S core at 400 MHz and a DDR2 memory controller, it provides enough headroom for embedded Linux plus a Qt- or GTK-based UI. Designers typically pair it with a 64-128 MB DDR2 and an SPI NOR boot flash, keeping the total HMI BOM under $20 while supporting 800x480 WVGA panels.
推薦
Point-of-Sale (POS) Terminals
POS terminals leverage the MCIMX253DJM4's dual USB 2.0 PHYs (host + OTG), 10/100 Ethernet MAC, and integrated LCD/touch controller to support barcode scanners, receipt printers, and magnetic-stripe readers on a single SoC. The 400 MHz ARM926EJ-S comfortably runs embedded Linux with payment-processing stacks and TLS, while the integrated peripherals remove external hub ICs. With a 1.45 V core and 3.3 V I/O, the design fits within standard POS power budgets.
推薦
Building Automation Controllers
Building automation systems use the MCIMX253DJM4 for its industrial temperature range, integrated Ethernet, and dual USB PHYs that connect to BACnet/Modbus gateways, HVAC actuators, and occupancy sensors. The 400 MHz ARM926EJ-S is enough to run a real-time scheduling stack plus an HTML5-based configuration UI, while the DDR2 controller supports the memory footprint needed for protocol stacks and trend logging. The 400-LFBGA package suits compact DIN-rail enclosure layouts.
推薦
Connected Medical Devices
Connected medical devices, such as patient monitors and bedside terminals, use the MCIMX253DJM4 because of its low-power ARM926EJ-S, integrated LCD/touch pipeline, and ability to drive isolated Ethernet and serial buses for bedside peripherals. The integrated 12-bit ADC trio supports front-end analog signal chains for vital-sign sensors without a separate ADC IC. Designers typically pair the part with a separate Wi-Fi or BLE module over UART/USB for hospital-network connectivity.
推薦
Smart Energy / Metering Gateways
Smart metering gateways use the MCIMX253DJM4 to aggregate data from sub-meters over M-Bus, wireless M-Bus, or PLC links, then backhaul it via Ethernet or cellular modules over USB. The integrated 10/100 Ethernet MAC handles IP-based backhaul, while the dual USB PHYs support cellular modems. The ARM926EJ-S at 400 MHz plus DDR2 memory support is sufficient for TLS, IPv6 stacks, and protocol translation, fitting a DIN-rail gateway form factor with no active cooling.
推薦
Portable Data Terminals
Portable data terminals (PDT) use the MCIMX253DJM4 because of its low-power ARM926EJ-S at 400 MHz, integrated touch screen, and DDR2 controller that supports Linux-based scan-and-go workflows. The integrated LCD pipeline drives 3.5-4.3 inch TFT panels without an external controller, and the dual USB PHYs enable barcode-scanner or RFID-reader expansion modules. The 400-LFBGA 17x17 footprint fits handheld enclosures with a Li-ion power tree.
推薦
推薦產品摘要
工程參考資料，適用於 MCIMX253DJM4 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MCIMX253DJM4A | MCIMX255DJM4A | MCIMX257DJM4A | MCIMX257CJM4A |
|---|---|---|---|---|---|
| Package | 400-LFBGA (17x17) | 400-LFBGA (17x17) - same | 400-LFBGA (17x17) - same | 400-LFBGA (17x17) - same | 400-LFBGA (17x17) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S | ARM926EJ-S |
| Maximum Frequency | 400 MHz | 400 MHz | 400 MHz | 400 MHz | 400 MHz |
| Data Bus Width | 32-bit | 32-bit | 32-bit | 32-bit | 32-bit |
| Core Voltage | 1.45 V | 1.45 V | 1.45 V | 1.45 V | 1.45 V |
| USB PHYs | 2 (Host + OTG) | 2 (Host + OTG) | 2 (Host + OTG) | 2 (Host + OTG) | 2 (Host + OTG) |
| Security Module | Standard | Standard | Enhanced | Enhanced (crypto accelerators) | Enhanced (crypto accelerators) |
| Lifecycle Status | Active | Active | Active | Active | Active |
主要差異化特點
- Drop-in 400-LFBGA (17x17) upgrade path (對比MCIMX257DJM4A)
- Lower BOM vs higher-tier i.MX (對比MCIMX27LMOP4A)
- Integrated touch-screen controller (對比Generic ARM9 MPU without touch)
設計說明
The 400-LFBGA 17x17 mm package requires microvia or via-in-pad PCB technology for reliable BGA assembly; standard through-via stackups will not yield acceptable yield. Use ENIG surface finish for fine-pitch BGA pads and follow NXP's recommended PCB pad and solder-paste aperture dimensions in the i.MX25 hardware design guide.
DDR2 memory traces must be length-matched per byte lane (within 25 mils of each other) and routed on a dedicated inner layer with a continuous ground reference plane. The clock pair (CK/CK#) needs 100 ohm differential impedance, and VTT termination must be within 6 mm of the DRAM chips. Estimated: based on standard DDR2 layout practices; refer to i.MX25 hardware design guide for definitive rules.
Plan a multi-rail power tree: 1.45 V core, 1.8 V DDR2, and 3.3 V I/O. Use a PMIC that supports dynamic voltage scaling to take advantage of the ARM926EJ-S low-power states. Decoupling: place 0.1uF X7R ceramics within 2 mm of every supply ball group, and add bulk 10uF/22uF tantalums or ceramics at each rail entry.
Boot-mode strapping pins must be pulled correctly at reset; misconfigured boot-mode pins are the most common first-board bring-up failure on i.MX25 designs. Also ensure the JTAG chain is not back-powered by external debuggers during power-down, which can cause high-current latch-up. Read the i.MX25 reference manual boot-mode table to match your boot source (NAND, SD/MMC, or serial).
合規資訊
RoHS and REACH compliance per NXP product page. AEC-Q100 not applicable for industrial/consumer MPU. Halogen-free status not confirmed in verified data.
