M4T28-BR12SH1 STMicroelectronics, M4T28-BR12SH1 Datasheet - Page 9

• 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

PACKAGE MECHANICAL INFORMATION
Figure 6. SH – 4-pin SNAPHAT Housing for 48mAh Battery & Crystal, Package Outline
Note: Drawing is not to scale.
Table 5. SH – 4-pin SNAPHAT Housing for 48mAh Battery & Crystal, Package Mechanical Data
Symb
A1
A2
A3
eA
eB
A
B
D
E
L
Typ
eA
21.21
14.22
15.55
D
6.73
6.48
0.46
3.20
2.03
mm
Min
A1
21.84
14.99
15.95
Max
9.78
7.24
6.99
0.38
0.56
3.61
2.29
E
A
M4T28-BR12SH, M4T32-BR12SH
Typ
B
inches
0.265
0.255
0.018
0.835
0.560
0.612
0.126
0.080
eB
Min
SHTK-A
A3
L
0.385
0.285
0.275
0.015
0.022
0.860
0.590
0.628
0.142
0.090
Max
A2
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