M48T37Y, M48T37V

Part numbering

Doc ID 7019 Rev 9

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Part numbering

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.

Table 17.

Ordering information scheme

Example:

M48T

37Y

–70

MH

1

E

Device type

M48T

Supply voltage and write protect voltage

Speed

–70 = 70 ns (37Y)

–10 = 100 ns (37V)

Package

1.

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

Table ).

Temperature range

1 = 0 to 70 °C

2.

Not recommended for new design. Contact ST sales office for availability.

Shipping method

blank = tubes (not for new design - use E)

TR = tape & reel (not for new design - use F)

Table 18.

SNAPHAT® battery table

Part number

Description

Package

M4T28-BR12SH

SH

M4T32-BR12SH

SH