AS3930
Datasheet - P i n A s s i g n m e n t s
4 Pin Assignments
4.1 16-pin TSSOP
Figure 4. TSSOP Pin Assignments (Top View)
CS
SCL
SDI
1
2
3
16
15
14
NC
DAT
WAKE
SDO
V CC
GND
NC
NC
4
5
6
7
8
AS3930
13
12
11
10
9
VSS
XOUT
XIN
LFN
LF1P
4.1.1
Pin Descriptions
Table 1. 16-pin TSSOP Pin Descriptions
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin Name
CS
SCL
SDI
SDO
V CC
GND
NC
NC
LF1P
LFN
XIN
XOUT
V SS
WAKE
DAT
NC
Pin Type
Digital input
Digital output / tristate
Supply pad
-
Analog I/O
Supply pad
Digital output
-
Description
Chip select
SDI interface clock
SDI data input
SDI data output (tristate when CS is low)
Positive supply voltage
Negative supply voltage
Not Connected
Input antenna
Antenna ground
Crystal oscillator input
Crystal oscillator output
Substrate
Wake-up output IRQ
Data output
Not Connected
www.ams.com/LF-Receiver/AS3930
Revision 1.5
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