M4T28-BR12SH1 STMicroelectronics, M4T28-BR12SH1 Datasheet - Page 2
![IC SNAPHAT BATT/CRYSTAL 28-SOIC](/photos/6/57/65729/m4t28-br12sh1_sml.jpg)
M4T28-BR12SH1
Manufacturer Part Number
M4T28-BR12SH1
Description
IC SNAPHAT BATT/CRYSTAL 28-SOIC
Manufacturer
STMicroelectronics
Datasheets
1.M4T28-BR12SH1.pdf
(29 pages)
2.M4T32-BR12SH1.pdf
(16 pages)
3.M4T28-BR12SH1.pdf
(12 pages)
4.M4T28-BR12SH1.pdf
(11 pages)
Specifications of M4T28-BR12SH1
Battery Type
Li-(CF)
Operating Supply Voltage
0 V to 2.8 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Package / Case
SOIC-28
Mounting Style
SMD/SMT
Ic Function
Timekeeper (Battery & Crystal)
Supply Voltage Range
2.8V
Operating Temperature Range
0°C To +70°C
Digital Ic Case Style
SNAPHAT
No. Of Pins
28
Termination Type
SMD
Rohs Compliant
Yes
Filter Terminals
SMD
External Depth
14.99mm
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-3686-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M4T28-BR12SH1
Manufacturer:
ALLEGRO
Quantity:
301
Part Number:
M4T28-BR12SH1
Manufacturer:
ST
Quantity:
20 000
Contents
Contents
1
2
3
4
5
6
7
8
2/16
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Mechanical information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.1
4.2
4.3
4.4
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Environmental information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Battery characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
UL recognition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Battery life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
M4T28-BR12SH, M4T32-BR12SH