SI86XX Datasheet, PDF (37/52 Pages) Silicon Laboratories – No start-up initialization required

7. Pin Descriptions (Si8650/51/52)
Si86xx
VDD1
A1
A2
A3
A4
A5
NC
GND1
RF
RF
XMITR
I
RCVR
RF
XMITR
s
o
RF
RCVR
RF
XMITR
l
RF
RCVR
a
RF
XMITR
t
RF
RCVR
i
RF
XMITR
o
RF
RCVR
n
Si8650
VDD2
B1
B2
B3
B4
B5
EN2
GND2
VDD1
A1
A2
A3
A4
A5
EN1
GND1
RF
RF
XMITR
I
RCVR
RF
XMITR
s
o
RF
RCVR
RF
XMITR
l
RF
RCVR
a
RF
XMITR
t
RF
RCVR
i
RF
RCVR
o
RF
XMITR
n
Si8651
VDD2
VDD1
B1
A1
B2
A2
B3
A3
B4
A4
B5
A5
EN2
EN1
GND2
GND1
RF
RF
XMITR
I
RCVR
RF
XMITR
s
o
RF
RCVR
RF
XMITR
l
RF
RCVR
a
RF
RCVR
t
i
RRFF
XRMCIVTRR
RF
RCVR
o RF
XMITR
n
Si8652
VDD2
B1
B2
B3
B4
B5
EN2
GND2
Name
SOIC-16 Pin#
Type
Description
V_DD1
A1
1
Supply
Side 1 power supply.
2
Digital Input Side 1 digital input.
A2
3
Digital Input Side 1 digital input.
A3
4
Digital Input Side 1 digital input.
A4
5
Digital I/O Side 1 digital input or output.
A5
6
Digital I/O Side 1 digital input or output.
EN1/NC*
7
Digital Input Side 1 active high enable. NC on Si8650.
GND1
8
Ground
Side 1 ground.
GND2
9
Ground
Side 2 ground.
EN2
10
Digital Input Side 2 active high enable.
B5
11
Digital I/O Side 2 digital input or output.
B4
12
Digital I/O Side 2 digital input or output.
B3
13
Digital Output Side 2 digital output.
B2
14
Digital Output Side 2 digital output.
B1
15
Digital Output Side 2 digital output.
V_DD2
16
Supply
Side 2 power supply.
*Note: No Connect. These pins are not internally connected. They can be left floating, tied to V_DD or tied to GND.
Rev. 1.0
37