M4T28-BR12SH1 STMicroelectronics, M4T28-BR12SH1 Datasheet - Page 25

• Manufacturer Part Number: M4T28-BR12SH1
• Description: IC SNAPHAT BATT/CRYSTAL 28-SOIC
• Manufacturer: STMicroelectronics

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

M48T35AV
Note:
Figure 17. SH – 4-pin SNAPHAT
Drawing is not to scale.
Table 15.
Symb
A1
A2
A3
eA
eB
A
B
D
E
L
SH – 4-pin SNAPHAT
data
Typ
eA
D
21.21
17.27
15.55
8.00
7.24
0.46
3.20
2.03
Doc ID 6845 Rev 8
mm
Min
®
®
housing for 120 mAh battery & crystal, pack. outline
housing for 120 mAh battery & crystal, pack. mech.
A1
E
10.54
21.84
18.03
15.95
Max
8.51
8.00
0.38
0.56
3.61
2.29
A
B
Typ
eB
Package mechanical data
inches
0.315
0.285
0.018
0.835
0.680
0.612
0.126
0.080
Min
A3
L
A2
0.415
0.335
0.315
0.015
0.022
0.860
0.710
0.628
0.142
0.090
Max
SHTK-A
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