Part numbering

M48T58, M48T58Y

28/31

10

Part numbering

Table 16.

Ordering information scheme

Caution:

Do not place the SNAPHAT battery package “M4TXX-BR12SH” in conductive foam as it will

drain the lithium button-cell battery.

For other options, or for more information on any aspect of this device, please contact the

ST sales office nearest you.

Example:

M48T

58

–70

MH

1

E

Device type

M48T

Supply voltage and write protect voltage

1.

The M48T58 part is offered with the PCDIP28 (e.g., CAPHAT™) package only.

Speed

–70 = 70ns

Package

PC = PCDIP28

2.

the part number “M4TXX-BR12SH” in plastic tube or “M4TXX-BR12SHTR” in Tape & Reel form (see

Table 17).

Temperature range

1 = 0 to 70°C

Shipping method

For SOH28:

blank = Tubes (Not for New Design - Use E)

E = Lead-free Package (ECOPACK), Tubes

F = Lead-free Package (ECOPACK), Tape & Reel

TR = Tape & Reel (Not for New Design - Use F)

For PCDIP28:

blank = Tubes