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Home / Products / LPDDR4 & LPDDR4X

LPDDR4 / LPDDR4X — low-power memory for edge AI, automotive and mobile-adjacent designs

HGCHIPS covers the LPDDR4 / LPDDR4X portfolio with 39 parts from 4 Gbit to 128 Gbit, x16 / x32 / x64 organizations and speeds from 1600 to 4266 MT/s — PIN2PIN compatible with Samsung, SK Hynix, Micron and Nanya for power-constrained, high-bandwidth designs.

Download LPDDR4 Cross Reference (CSV) Request LPDDR4 Quote

LPDDR4 / LPDDR4X line summary

Parts39 drop-in models
Density4 – 128 Gbit
Organizationx16 / x32 / x64
Speed1600 – 4266 MT/s
PackageVFBGA-200
VoltageVDD1 1.8V · VDD2 1.1V · VDDQ 1.1V / 0.6V (4X)
Replacement coverage

Original series we cover

SamsungK4F6E3S4 / K4F8E3 / K4FBE3 / K4F4E1
SK HynixH54G / H9HCNN / H9HKNN, up to 128 Gbit stacks
MicronMT53B / MT53D / MT53E, x32 multi-die
NanyaNT6AP / NT6CL series
Sample cross reference

LPDDR4 / LPDDR4X drop-in examples

Representative rows below — search all 245 memory + 30 power parts on the Cross Reference page.

HG Part NumberOriginal BrandOriginal Part NumberDensityOrgSpeedPackageTemp
HGD4F16S37SamsungK4F6E3S4HM-GFCL16 Gbitx32LPDDR4-3733VFBGA-200Commercial
HGD4F08X42SamsungK4F8E304HB-MGCH8 Gbitx32LPDDR4X-4266VFBGA-200Commercial
HGD4H08X42SK HynixH54G66BYYJX10464 Gbitx32LPDDR4X-4266VFBGA-200Commercial
HGD4H04X42SK HynixH9HKNNNCRMAVAR-NEH32 Gbitx32LPDDR4X-4266VFBGA-200Commercial
HGD4M04S18MicronMT53B128M32D1DT-0534 Gbitx32LPDDR4-1866VFBGA-200Commercial
HGD4M16S21EMicronMT53E512M32D2DS-04616 Gbitx32LPDDR4-2133VFBGA-200Commercial

Full LPDDR4 table: download CSV or browse the interactive Cross Reference.

Use casesEdge AI boxes · automotive ADAS / infotainment · tablets & thin clients · handheld & medical · industrial HMI
Why LPDDR4XVDDQ 0.6V low-power I/O for longer battery life and lower thermal load in dense designs.
Qualify easily10 pcs MOQ; 100% tested with traceable records; application support from our Taiwan & Shenzhen engineers.

Need a second source for your LPDDR4 BOM?

Send your target part list or BOM — compatibility check and quotation within 24 business hours. Samples from 10 pcs.

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All part numbers

Browse every part number in this line

Each link opens the individual part page with full parameters, the original part number it replaces, and a direct quotation request.

HGD4F04S42 HGD4F04S42H HGD4F08X42 HGD4F16S37 HGD4F16S37D HGD4F16S37H HGD4F16S37M HGD4F16S37T HGD4F32S37 HGD4H01S32 HGD4H01S37 HGD4H02S32 HGD4H02S37 HGD4H04S42 HGD4H04S42Q HGD4H04X42 HGD4H08X37 HGD4H08X37F HGD4H08X42 HGD4H08X42B HGD4H08X42F HGD4H08X42N HGD4M04S18 HGD4M04S21 HGD4M08S21 HGD4M128S21 HGD4M128S21T HGD4M16S21 HGD4M16S21E HGD4M16S21Z HGD4M24S21 HGD4M32S21 HGD4M32S21F HGD4M64S21 HGD4M64S21H HGD4M64S21N HGD4N04S16 HGD4N08S16 HGD4N08S37

Or use the cross-reference search · all part pages

Guides: planning a second source for embedded storage · the alternative-part qualification checklist · how samples and lead times work.