(J3 Datasheet(PDF) - TE28F256J3C

Manufacturer	Part #	Datasheet	Description
Intel Corporation	TE28F256J3C	905Kb/72P	Intel StrataFlash Memory (J3)
Intel Corporation	TE28F640J3D75	916Kb/68P	Numonyx??Embedded Flash Memory (J3 v. D)
White Electronic Design...	WED7F324XDNSN	223Kb/3P	4Mx32 / 2x4Mx32 INTEL J3 BASED, FLASH MODULE
Numonyx B.V	TE28F320J3D-75	911Kb/68P	Numonyx??Embedded Flash Memory (J3 v. D)
White Electronic Design...	EDI7F328XDNSN	118Kb/3P	8M x 32 / 2 x 8Mx 32 INTEL J3 BASED, FLASH
Micron Technology	PC28F128J3F75A	2Mb/66P	Numonyx짰 Embedded Flash Memory (J3 65nm) Single Bit per Cell (SBC)
	RC28F128J3F75A	2Mb/66P	Numonyx짰 Embedded Flash Memory (J3 65nm) Single Bit per Cell (SBC)
	JS28F640J3F75A	2Mb/66P	Numonyx짰 Embedded Flash Memory (J3 65 nm) Single Bit per Cell (SBC)
Numonyx B.V	JS28F320J3F75A	703Kb/66P	Numonyx짰 Embedded Flash Memory (J3 65 nm) Single Bit per Cell (SBC)
Numonyx B.V	JS28F320J3F75	776Kb/67P	Numonyx® Embedded Flash Memory (J3 65nm) Single Bit per Cell (SBC) Jan 2018
ATMEL Corporation	TK600-RC014T-42	472Kb/2P	J3 and J4 mates up to the socket card while J1 and J2 goes down to the mother board

(J3 Datasheet, PDF