M58LT256JST datasheet(9/106 Pages) STMICROELECTRONICS

Part #	M58LT256JST

Description	256 Mbit (16 Mb 횞 16, multiple bank, multilevel, burst) 1.8 V supply, secure Flash memories

PDF	106 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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9 / 106 page

M58LT256JST, M58LT256JSB

Description

9/106

Time-Programmable (OTP) by the user. The user programmable segment can be

permanently protected. Figure 4, shows the Protection Register Memory map.

The M58LT256JST/B also has a full set of Software security features that are not described

in this datasheet, but are documented in a dedicated Application Note. For further

information please contact STMicroelectronics.

The M58LT256JST/B are offered in a TBGA64, 10 × 13 mm, 1 mm pitch package. They are

supplied with all the bits erased (set to ’1’).

Figure 1.

Logic diagram

Table 1.

Signal names

Signal name

Function

Direction

A0-A23

Address inputs

Inputs

DQ0-DQ15

Data input/outputs, command inputs

I/O

Chip Enable

Input

Output Enable

Input

Write Enable

Input

Reset

Input

Clock

Input

Latch Enable

Input

WAIT

Wait

Output

VDD

Supply voltage

VDDQ

Supply voltage for input/output buffers

VPP

Optional supply voltage for Fast Program & Erase

VSS

Ground

VSSQ

Ground input/output supply

Not connected internally

Do not use

AI13299

A0-A23

DQ0-DQ15

VDD

M58LT256JST

M58LT256JSB

VSS

VDDQ VPP

WAIT

VSSQ

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