MLX90121 データシートの表示（PDF） - Melexis Microelectronic Systems
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MLX90121 Datasheet PDF : 25 Pages
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MLX90121
13.56MHz RFID Transceiver
16. Package Information
The device is packaged in a 20 pin lead free SSOP package.
1 VDD1
2 TX
3 MOD
4 VSS1
5 XOUT
6 XIN
7 VSS2
8 XBUF
9 RES1
10 RTB
RX 20
VSS3 19
RES2 18
VDD3 17
DSYNC 16
CK 15
MODE 14
DIN 13
VDD2 12
DOUT 11
Pin # Symbol
1
VDD1
2
TX
3
MOD
4
VSS1
5
XOUT
6
XIN
7
VSS2
8
XBUF
9
RES1
10
RTB
11
DOUT
12
VDD2
13
DIN
14
MODE
15
CK
16
DSYNC
17
VDD3
18
RES2
19
VSS3
20
RX
Pin Type
Supply
Analog
Analog
Supply
Dig-Out
Dig-In
Supply
Dig-Out
Reserved
Dig-In
Dig-Out
Supply
Dig-In
Dig-In
Dig-In
Dig-Out
Supply
Reserved
Supply
Ana-In
Description
Transmitter power supply
Output transistor drain connection
External resistor to set modulation depth
Transmitter section ground
Output of crystal resonator
Input of crystal resonator and external system clock input
Digital section ground
Buffered output of crystal oscillator
Should be grounded for normal operation
Receive/Transmit selection
Data output
Digital section power supply
Data input for registers or modulation
Configuration/Communication selection
Serial clock input
Data synchronization output
Receiver section power supply
Should be left unconnected for normal operation
Receiver section ground
Receiver input
Moisture Sensitivity Level is MSL3, according as per IPC/JEDEC J-STD-20.
The mechanical dimensions of this package are depicted on the following page.
3901090121
Rev. 009
Page 23 of 26
Data Sheet
Sept.-2009
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