M41T94_07 datasheet(38/41 Pages) STMICROELECTRONICS

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Part numbering

M41T94

38/41

Part numbering

Table 20.

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:

M41T

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

The 28-pin SOIC package (SOH28) requires the SNAPHAT® battery/crystal package which is ordered

separately under the part number “M4TXX-BR12SHX” in plastic tube or “M4TXX-BR12SHXTR” in tape &

reel form (see Table Table 21 on page 38).

Temperature range

6 = –40 to 85°C

Shipping method

E = Lead-free package (ECOPACK®), tubes

F = Lead-free package (ECOPACK®), tape & reel

Table 21.

SNAPHAT battery table

Part number

Description

Package

M4T28-BR12SH1

Lithium battery (48mAh) and crystal SNAPHAT

M4T32-BR12SHx

Lithium battery (120mAh) and crystal SNAPHAT

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