AS3910-BQFP AMSCO [austriamicrosystems AG], AS3910-BQFP Datasheet - Page 6

• Manufacturer Part Number: AS3910-BQFP
• Description: 13.56 MHz RFID Reader IC, ISO-14443 A/B
• Manufacturer: AMSCO [austriamicrosystems AG]

AS3910
Data Sheet - P i n A s s i g n m e n t s
Table 1. Pin Descriptions
www.austriamicrosystems.com/HF_RFID_Reader/AS3910
MCU_CLK
Pin Name
TRIM2_3
TRIM1_2
TRIM2_2
TRIM1_1
TRIM2_1
TRIM1_0
TRIM2_0
SDATAO
SDATAI
VSN_A
AD_IN
SCLK
VSUB
INTR
RFI1
RFI2
AGD
VSS
SEN
Pin Number
exposed pad
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Digital Output / Tristate
Analog Input / Output
Digital output
Digital output
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Digital input
Digital input
Digital input
Supply pad
Supply pad
Pin Type
Supply
Revision 2.3
Input to trim antenna resonant circuit
Input to trim antenna resonant circuit
Input to trim antenna resonant circuit
Input to trim antenna resonant circuit
Input to trim antenna resonant circuit
Input to trim antenna resonant circuit
Input to trim antenna resonant circuit
Ground, die substrate potential
Receiver input
Receiver input
Analog reference voltage
A/D converter input
Analog ground
Interrupt request output
Micro Controller Clock Output
Serial Peripheral Interface DATA output
Serial Peripheral Interface DATA input
Serial Peripheral Interface Clock
Serial Peripheral Interface Enable
Die substrate potential, to be connected to VSS on PCB
Description
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