M41T94
PART NUMBERING
Table 20. Ordering Information Scheme
Example:
M41T
94
MH
6
TR
Device Type
M41T
Supply Voltage and Write Protect Voltage
94 = VCC = 2.7 to 5.5V
THS = VCC; 4.20V ≤ VPFD ≤ 4.50V
THS = VSS; 2.55V ≤ VPFD ≤ 2.70V
Package
MQ = SO16
MH (1) = SOH28
Temperature Range
6 = –40 to 85°C
Shipping Method for SOIC
blank = Tubes
TR = Tape & Reel
Note: 1. The 28-pin SOIC package (SOH28) requires the battery/crystal package (SNAPHAT®) which is ordered separately under the part
number “M4TXX-BR12SHX” in plastic tube or “M4TXX-BR12SHXTR” in Tape & Reel form.
Caution: Do NOT place the SNAPHAT battery package “M4TXX-BR12SH” in conductive foam as it will drain the lithium button-cell
battery.
For a list of available options (e.g., Speed, Package) or for further information on any aspect of this device,
please contact the ST Sales Office nearest to you.
Table 21. SNAPHAT Battery Table
Part Number
Description
M4T28-BR12SH
Lithium Battery (48mAh) and Crystal SNAPHAT
M4T32-BR12SH
Lithium Battery (120mAh) and Crystal SNAPHAT
Package
SH
SH
29/31