NXP Semiconductors i.MX 8M Mini LPDDR4 EVK User Manual Download Page 19

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Table 9. 8MMINI-BB Board stack up information

Layer

Description

Coppoer (Oz.)

Dielectric thickness (mil)

Signal

0.5+Plating

Dielectric

2.717 mil

GND

Dielectric

4.33 mil

Signal

Dielectric

11.085 mil

GND

Dielectric

14.170 mil

Power

Dielectric

11.415 mil

Power

Dielectric

4.33 mil

GND

Dielectric

2.717 mil

Signal

0.5+Plating

Finished:

62.992 (6.299/-6.299) mil

1.6 (+0.16/-0.16) MM

Designed:

59.173 mil

1.503 MM

Material:

TU768

3.1 EVKB design files

You can download the schematics, layout files, gerber files, and BOM from

i.MX 8M Mini

NXP Semiconductors

PCB information

i.MX 8M Mini LPDDR4 EVKB Board Hardware User's Guide, Rev. 0, February 18, 2021

User's Guide

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Summary of Contents for i.MX 8M Mini LPDDR4 EVK

Page 1: ...i MX 8M Mini LPDDR4 EVKB Board Hardware User s Guide NXP Semiconductors Document identifier IMX8MMEVKBHUG User s Guide Rev 0 February 18 2021 ...

Page 2: ... Ethernet connector J501 13 2 10 USB connector J301 J302 13 2 11 Wi Fi Bluetooth U6 13 2 12 Audio line output J401 13 2 13 Audio card connector J1001 13 2 14 JTAG connector J902 14 2 15 USB UART connector J901 14 2 16 M 2 connector J601 14 2 17 Expansion connector J1003 14 2 18 I2C connector J1004 15 2 19 User interface buttons 16 2 20 User interface LED indicators 16 Chapter 3 PCB information 18 ...

Page 3: ...or NXP Applications Processor MIMX8MM6DVTLZAA DRAM memory Micron 2 GB LPDDR4 MT53D512M32D2DS 053 WT D Mass storage SanDisk 32 GB eMMC5 1 SDINBDG4 32G I1 Micron 32 MB QSPI NOR MT25QU256ABA1EW7 0SIT MicroSD card connector SD3 0 supported Power NXP PMIC PCA9450AA Discrete DCDC LDO Camera CSI interface Mini SAS connector Display interface DSI interface Mini SAS connector Ethernet 1 GB Ethernet with RJ...

Page 4: ...MMINILPD4 CPU2 SOM Board and 8MMINI BB Base Board IMX MIPI HDMI Accessory Card MIPI DSI to HDMI adapter board USB Type C 45W Power Delivery Supply 5V 3A 9V 3A 15V 3A 20V 2 25A supported Mini SAS cable 8 mini SAS cable USB Type C Cable Cable Assembly USB 3 0 Type C Male to Type A Male USB micro B Cable Cable Assembly USB 2 0 Type A Male to Micro B Male USB Type C to A Adapter Adapter USB 3 0 Type C...

Page 5: ...he LPDDR4 EVKB board Figure 1 describes each block in the high level block diagram of the LPDDR4 EVKB board Figure 1 MCIMX8M Mini LPDDR4 EVKB block diagram Figure 2 shows the overview of the i MX 8M Mini LPDDR4 EVKB board NXP Semiconductors i MX 8M Mini LPDDR4 EVKB Board Hardware User s Guide Rev 0 February 18 2021 User s Guide 5 20 ...

Page 6: ...Figure 2 i MX 8M Mini LPDDR4 EVKB board overview NXP Semiconductors Specifications i MX 8M Mini LPDDR4 EVKB Board Hardware User s Guide Rev 0 February 18 2021 User s Guide 6 20 ...

Page 7: ... of connected devices The i MX 8M Mini processor features NXP s advanced implementation of the Quad Arm Cortex A53 Arm Cortex M4 core which operates at speeds up to 1 8 GHz Each processor provides a 32 bit DDR3L DDR4 LPDDR4 memory interface and other interfaces for connecting peripherals such as MIPI LCD MIPI Camera WLAN Bluetooth Ethernet Digital Mic GPS and multi sensors For more detailed inform...

Page 8: ...ot mode is selected the developer can set the switches SW1101 and SW1102 to choose the boot device and related boot configurations as shown in Table 3 and Figure 4 Figure 5 shows the detailed connection of SW1101 and SW1102 Table 3 Boot device settings BOOT device SW1101 SW1102 eMMC uSDHC3 0110110001 0001010100 MicroSD uSDHC2 0110110010 0001101000 NAND Flash 0110000000 1000111100 QSPI NOR Flash 01...

Page 9: ...Figure 4 Boot device settings NXP Semiconductors Specifications i MX 8M Mini LPDDR4 EVKB Board Hardware User s Guide Rev 0 February 18 2021 User s Guide 9 20 ...

Page 10: ...t device to QSPI or MicroSD the board will boot from the device accordingly NAND boot is not supported on the i MX 8M Mini LPDDR4 EVKB board but it is supported on the i MX 8M Mini DDR4 EVK board For more information about the boot module such as the meaning of every bit of the Boot Switch see i MX 8M Mini Reference Manual NXP Semiconductors Specifications i MX 8M Mini LPDDR4 EVKB Board Hardware U...

Page 11: ...er can get all the voltage supply rails used on the EVKB board When some modules are not enabled the power supplies might be shut down by software Table 4 lists the power rails on the board Table 4 Power rails SEQ Power rail Regulator Value V 0 DCDC_5V Discrete 5 1 NVCC_SNVS_1V8 PCA9450AA LDO1 1 8 2 VDD_SNVS_0V8 PCA9450AA LDO2 0 8 3 RTC_RESET_B PCA9450AA Table continues on the next page NXP Semico...

Page 12: ...annels 16 I O LPDDR4 SDRAM chip MT53D512M32D2DS 053 WT D for a total of 2 GB RAM memory In the physical layout the LPDDR4 chip is placed on the TOP side The data traces are not necessarily connected to the LPDDR4 chips in sequential order but for ease of routing they are connected as best determined by the layout and other critical traces The DRAM_VREF can be generated by i MX 8M Mini internally s...

Page 13: ...0 USB connector J301 J302 The i MX 8M Mini Applications Processors contain two USB 2 0 OTG controllers with two integrated USB PHY There are two USB Type C connectors on the EVKB board Both can support Host and Device Mode J301 is connected to USB1 interface of i MX 8M Mini which can act as the download port of the EVKB J302 is connected to USB2 interface of i MX 8M Mini which can act the power su...

Page 14: ...rtex M4 core A single chip USB to dual channel UART IC is used for system debugging part number FT2232D Microsoft Windows users can download the driver from FTDI website After the driver for FT2232D is installed the PC will enumerate two COM ports when the USB cable is plugged into J901 Developers can use Putty Tera Term Xshell or other terminal tools Table 5 lists the required settings Table 5 Te...

Page 15: ...ND Ground 21 ECSPI2_MISO SPI2 data signal master input slave output 22 NC 23 ECSPI2_SCLK SPI2 clock signal 24 ECSPI2_SS0 SPI2 chip select signal 25 GND Ground 26 NC 27 NC 28 NC 29 NC 30 GND Ground 31 EXP_IO14 Expansion IO signal 32 EXP_IO12 Expansion IO signal 33 EXP_IO13 Expansion IO signal 34 GND Ground 35 SAI5_RXD3 SAI5 receive data signal 36 SAI5_RXD2 SAI5 receive data signal 37 SAI5_RXD1 SAI5...

Page 16: ...utton has been held for the defined time 2 19 2 Reset button SW902 The RESET button SW902 is directly connected to the PMIC PCA9450A Holding the RESET button will force to reset the PMIC power outputs except NVCC_SNVS_1V8 and VDD_SNVS_0V8 on the EVKB board The i MX 8M Mini applications processor will be immediately turned off and reinitiate a boot cycle from the OFF state 2 20 User interface LED i...

Page 17: ...Figure 7 LED indicator NXP Semiconductors Specifications i MX 8M Mini LPDDR4 EVKB Board Hardware User s Guide Rev 0 February 18 2021 User s Guide 17 20 ...

Page 18: ...up information Layer Description Coppoer Oz Dielectric thickness mil 1 Signal 0 333 Plating Dielectric 2 611 mil 2 GND 1 Dielectric 3 94 mil 3 Signal 0 5 Dielectric 3 7 mil 4 GND 1 Dielectric 16 14 mil 5 Power 1 Dielectric 3 805 mil 6 Power 0 5 Dielectric 3 94 mil 7 GND 1 Dielectric 2 611 mil 8 Signal 0 333 Plating Finished 47 244 4 724 4 724 mil 1 2 0 12 0 12 MM Designed 43 858 mil 1 114 MM Mater...

Page 19: ...r 1 Dielectric 11 415 mil 6 Power 1 Dielectric 4 33 mil 7 GND 1 Dielectric 2 717 mil 8 Signal 0 5 Plating Finished 62 992 6 299 6 299 mil 1 6 0 16 0 16 MM Designed 59 173 mil 1 503 MM Material TU768 TU768 3 1 EVKB design files You can download the schematics layout files gerber files and BOM from i MX 8M Mini NXP Semiconductors PCB information i MX 8M Mini LPDDR4 EVKB Board Hardware User s Guide R...

Page 20: ...dates from NXP and follow up appropriately Customer shall select products with security features that best meet rules regulations and standards of the intended application and make the ultimate design decisions regarding its products and is solely responsible for compliance with all legal regulatory and security related requirements concerning its products regardless of any information or support ...

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