sri512 STMicroelectronics, sri512 Datasheet - Page 44

• Manufacturer Part Number: sri512
• Description: 13.56-mhz Short-range Contactless Memory Chip With 512-bit Eeprom And Anti-collision Functions
• Manufacturer: STMicroelectronics

Package mechanical
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Figure 54. A5 antenna specification
Table 12.
Symbol
F
NOM
A1
B1
P
Q
A
B
A
Coil Width
Coil Length
Inlay Width
Inlay Length
Overall Thickness of Copper Antenna Coil
Silicon Thickness
Unloaded Q Value
Unloaded Free-air Resonance
H-field Energy for Device Operation
A5 antenna specification
Parameter
B1
B
Type
14.8
140
180
42
65
46
70
30
41.5
64.5
45.5
69.5
0.25
A
Min
165
130
108
A1
Max
42.5
65.5
46.5
70.5
150
195
AI09071B
dbµA/m
SRI512
MHz
Unit
A/m
mm
mm
mm
mm
µm
µm