AS3932
Datasheet - P i n A s s i g n m e n t s
4 Pin Assignments
4.1 TSSOP Package
Figure 4. Pin Assignments 16-pin TSSOP Package
CS
SCL
SDI
1
2
3
16
15
14
NC
DAT
WAKE
SDO
VCC
GND
LF3P
LF2P
4
5
6
7
8
AS3932
13
12
11
10
9
VSS
XOUT
XIN
LFN
LF1P
4.1.1
Pin Descriptions
Table 1. Pin Descriptions 16-pin TSSOP Package
Pin Name
CS
SCL
SDI
SDO
V CC
GND
LF3P
LF2P
LF1P
LFN
XIN
XOUT
V SS
WAKE
DAT
NC
Pin
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin Type
Digital input
Digital output / tristate
Supply pad
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
Input antenna channel three
Input antenna channel two
Input antenna channel one
Common ground for antenna one, two and three
Crystal oscillator input
Crystal oscillator output
Substrate
Wake-up output IRQ
Data output
Not connected
www.ams.com/LF-Receiver/AS3932
Revision 1.7
5 - 34
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