25/27

M48T08, M48T08Y, M48T18

PART NUMBERING

Table 16. Ordering Information Scheme

Note: 1. The M48T08/18 part is offered with the PCDIP28 (e.g., CAPHAT™) package only.

“M4TXX-BR12SH” in plastic tube or “M4TXX-BR12SHTR” in Tape & Reel form (see Table 17.). The M48T08Y part is offered in the

SOH28 (SNAPHAT) package only.

Caution: Do not place the SNAPHAT battery package “M4TXX-BR12SH” in conductive foam as it will drain the lithium button-cell bat-

tery.

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

nearest you.

Table 17. SNAPHAT Battery Table

Example:

M48T

18

–100

PC

1

E

Device Type

M48T

Supply Voltage and Write Protect Voltage

Speed

–100 = 100ns

–150 = 150ns

–10 = 100ns (M48T08Y)

Package

Temperature Range

1 = 0 to 70°C

Shipping Method

For SOH28:

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

E = ECOPACK Package, Tubes

F = ECOPACK Package, Tape & Reel

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

For PCDIP28:

blank = ECOPACK Package, Tubes

Part Number

Description

Package

M4T28-BR12SH

Lithium Battery (48mAh) SNAPHAT

SH

M4T32-BR12SH

Lithium Battery (120mAh) SNAPHAT

SH