EN25S16 datasheet(46/58 Pages) EON

Part #	EN25S16

Description	16 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector

Download	58 Pages

Scroll/Zoom	100%

Manufacturer	EON [Eon Silicon Solution Inc.]

Direct Link	http://www.essi.com.tw

Logo

46 / 58 page

This Data Sheet may be revised by subsequent versions

www.eonssi.com

or modifications due to changes in technical specifications.

46

EN25S16

Rev. H, Issue Date: 2011/12/16

OTP mode, user can read other sectors, but program/erase other sectors only allowed when

OTP_LOCK bit equal to ‘0’.

User can use WRDI (04H) command to exit OTP mode.

Erase OTP Command (20h)

User can use Sector Erase (20h) command only to erase OTP data.

The instruction sequence is shown in Figure 34.1 while using the Enable Quad Peripheral Interface mode

(EQPI) (38h) command.

Table 11. OTP Sector Address

Sector

Sector Size

Address Range

511

512 byte

1FF000h – 1FF1FFh

Note:

The OTP sector is mapping to sector 511

Figure 34. Enter OTP Mode

Figure 34.1 Enter OTP Mode Sequence under EQPI Mode

Similar Part No. - EN25S16

Manufacturer	Part #	Datasheet	Description
Eon Silicon Solution In...	EN25S16A	1Mb / 70P	16 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector

Manufacturer	Part #	Datasheet	Description
Eon Silicon Solution In...	EN25S16A	1Mb / 70P	16 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
	EN25S10	534Kb / 34P	1 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
	EN25Q16A	1Mb / 53P	16 Megabit Serial Flash Memory with 4Kbyte Uniform Sector
List of Unclassifed Man...	EN25S32A	1Mb / 89P	32 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
Eon Silicon Solution In...	EN25Q16	754Kb / 40P	16 Megabit Serial Flash Memory with 4Kbyte Uniform Sector
	EN25QH16A	1Mb / 66P	16 Megabit Serial Flash Memory with 4Kbyte Uniform Sector
	EN25S20A	1Mb / 65P	2 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
	EN25S40	546Kb / 34P	4 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
	EN25S20	564Kb / 34P	2 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector
	EN25S64	1Mb / 62P	64 Megabit 1.8V Serial Flash Memory with 4Kbyte Uniform Sector