AS3910-BQFP 查看數據表（PDF） - austriamicrosystems AG
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AS3910-BQFP Datasheet PDF : 47 Pages
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AS3910
Data Sheet - Pin Assignments
Table 1. Pin Descriptions
Pin Name
TRIM2_3
TRIM1_2
TRIM2_2
TRIM1_1
TRIM2_1
TRIM1_0
TRIM2_0
VSS
RFI1
RFI2
AGD
AD_IN
VSN_A
INTR
MCU_CLK
SDATAO
SDATAI
SCLK
SEN
VSUB
Pin Number
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
exposed pad
Pin Type
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Analog input
Supply pad
Analog input
Analog input
Analog Input / Output
Analog input
Supply pad
Digital output
Digital output
Digital Output / Tristate
Digital input
Digital input
Digital input
Supply
Description
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
www.austriamicrosystems.com/HF_RFID_Reader/AS3910
Revision 2.3
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