srix4k STMicroelectronics, srix4k Datasheet - Page 44

• Manufacturer Part Number: srix4k
• Description: 13.56mhz Short Range Contactless Memory Chip With 4096 Bit Eeprom, Anti-collision And Anti-clone Functions
• Manufacturer: STMicroelectronics

Package mechanical
44/50
Figure 54. A5 antenna specification
Table 12.
Symbol
F
A1
B1
NOM
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
A
A1
41.5
64.5
45.5
69.5
0.25
Min
130
165
108
Max
42.5
65.5
46.5
70.5
150
195
dbµA/m
AI09071B
SRIX4K
MHz
Unit
A/m
mm
mm
mm
mm
µm
µm