Datasheet

M48T37Y, M48T37V Part numbering
Doc ID 7019 Rev 9 27/30
7 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
37Y = V
CC
= 4.5 to 5.5 V; V
PFD
= 4.2 to 4.5 V
37V = V
CC
= 3.0 to 3.6 V; V
PFD
= 2.7 to 3.0 V
Speed
–70 = 70 ns (37Y)
–10 = 100 ns (37V)
Package
MH
(1)
= SOH44
1. The SOIC package (SOH44) requires the SNAPHAT
®
battery package which is ordered separately under
the part number “M4TXX-BR12SH” in plastic tube or “M4TXX-BR12SHTR” in tape & reel form (see
Table ).
Temperature range
1 = 0 to 70 °C
6 = –40 to 85 °C
(2)
2. Not recommended for new design. Contact ST sales office for availability.
Shipping method
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)
Table 18. SNAPHAT® battery table
Part number Description Package
M4T28-BR12SH Lithium battery (48 mAh) SNAPHAT
®
SH
M4T32-BR12SH Lithium battery (120 mAh) SNAPHAT
®
SH