Part numbering

M24256-BF, M24256-BR, M24256-BW, M24256-DR

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Doc ID 6757 Rev 21

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Part numbering

For a list of available options (speed, package, etc.) or for further information on any aspect

of this device, please contact your nearest ST sales office.

Table 23.

Ordering information scheme

Example:

M24256–B

W

MW

6

T

P

/AB

Device type

Device function

256– = 256 Kbit (32 Kb × 8)

Device family

B: Without Identification page

D: With additional Identification page

Operating voltage

Package

MW = SO8 (208 mils width)

MN = SO8 (150 mils body width)

DW = TSSOP8

MB = UFDFPN8 (MLP8)

CS = WLCSP

Device grade

6 = Industrial temperature range, –40 to 85 °C. Device tested with standard test flow

over –40 to 125 °C

Option

blank = standard packing

T = tape and reel packing

Plating technology

Process

/A = F8L process

/AB = F8L process (for device grade 3)

/K = F8H process

1.

ST strongly recommends the use of the Automotive Grade devices for use in an automotive environment. The High

Reliability Certified Flow (HRCF) is described in the quality note QNEE9801. Please ask your nearest ST sales office for a

copy.