Datasheet

Table 3. FRWY-LS1046A features (continued)

Board feature Processor feature used Description

Power supply

• 12 V input power from DC input adapter

• 1/0.9 V for core VDD, USB_SVDD, USB_SDVDD, and

SVDD

• 1.2 V for DDR4 G1VDD

• 0.6 V for DDR4 VTT/VREF

• 2.5 V for DDR4 VPP

• 3.3 V for DVDD

• 3.3 V for EVDD

• 3.3 V for USB_HVDD

• 1.8 V for OVDD and LVDD

• 1.35 V for XVDD

• 2.5 V for TVDD

• 1.8 V / GND for TA_PROG_SFP (GPIO-controlled)

• 1/0.9 V for TA_BB_VDD

• 2.5 V for QSGMII PHY VDD25, VDD25A

• 2.1 V for QSGMII PHY core

• 3.3 V for M.2 Key-E slots

• 5 V for USB port

• 5 V and 3.3 V for mikroBUS socket

Clock

SYSCLK:

• Supports single-ended SYSCLK and DDRCLK clock

input = 100 MHz (fixed)

• Supports single-source differential DIFF_SYCLK = 100

MHz (fixed)

SerDes:

• Provides clocks to all SerDes blocks and slots

• 100 MHz for SD1_REF_CLK2

• 100 MHz for SD2_REF_CLK1 and SD2_REF_CLK2

• 100 MHz for M.2 Key-E slots M2_1_REFCLK and

M2_2_REFCLK

RTC:

• Supports 32.768 kHz for LS1046A RTC

Ethernet:

• Supports differential 125 MHz for F104S8A QSGMII PHY

Table continues on the next page...

Board features

Layerscape FRWY-LS1046A Board Reference Manual, Rev. 0, 26 April 2019

NXP Semiconductors