m41t66 STMicroelectronics, m41t66 Datasheet - Page 29

• Manufacturer Part Number: m41t66
• Description: Real-time Clocks
• Manufacturer: STMicroelectronics

M41T66
Table 14.
Figure 18. QFN16 – 16-lead, quad, flat package, no lead, 3 x 3 mm, recommended
1. Dimensions shown are in millimeters (mm).
Symb
ddd
A1
A3
D2
E2
Ch
A
D
E
K
N
b
e
L
QFN16 – 16-lead, quad, flat package, no lead, 3 x 3 mm body size, mech. data
footprint
0.90
0.02
0.20
0.25
3.00
1.70
3.00
1.70
0.50
0.20
0.40
Typ
–
–
0.80
0.00
0.18
2.90
1.55
2.90
1.55
0.30
0.08
0.33
mm
Min
16
–
–
–
Max
1.00
0.30
3.10
1.80
3.10
0.50
0.05
1.80
–
–
–
–
–
0.035
0.001
0.008
0.010
0.118
0.067
0.118
0.067
0.020
0.008
0.016
Typ
–
–
Package mechanical data
inches
0.032
0.000
0.007
0.114
0.061
0.114
0.061
0.012
0.003
0.013
Min
16
–
–
–
0.039
0.002
0.012
0.122
0.071
0.122
0.071
0.020
Max
–
–
–
–
–
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