LG -L25 Service Manual page 129

7. BGA PIN MAP
U3000- K4E2E304EE ,SDRAM LPDDR312Gbit
<Top View>
Power Ground
ZQ NC
NOTE:
1) In case ODT function is not used. ODT pin should be considerd as NC.
ODT Will be connected to rank 0. The ODT Input to Rank 1(If 2nd rank is present) will bl connected to Ground in the package.
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