XR18W753 Datasheet, PDF (6/27 Pages) Exar Corporation – SINGLE CHIP 868MHZ TO 956MHZ RF TRANSCEIVER

XR18W753
SINGLE CHIP 868MHZ TO 956MHZ RF TRANSCEIVER
REV. 1.0.0
1.0 APPLICATION EXAMPLE
An example of how the XR18W753 can be used is shown in the figure below. In this example, the I²C slave
address of the XR18W753 is 0x60 (since all address lines are connected to GND).
FIGURE 4. APPLICATION DIAGRAM
VDD
C2
GND
C5
VDD
16 MHz
xtal
C3
C4
GND
GND
Antenna- 50 ohms
L3
C7
C6
L1 L2
C8
GND
AGND ₁
AVDD19 ₂
AGND ₃
AVDD19 ₄
RFCM1 ₅
RFIN+ ₆
RFIN- ₇
RFCM2 ₈
AVDD19 ₉
AGND ₁₀
AVDD19 ₁₁
AGND ₁₂
R1
C1
GND
GND
XR18W753
36 ^MODEM_RESET
35 ^CLK_OUT-
34 ^CLK_OUT+
33 ^A3
32 ^A2
31 ^TEST2
30 ^TEST1
29 ^IRQ#
28 ^A1
27 ^A0
26 ^SDA
25 ^SCL
GND
C9
Analog Test Bus
GND
GND
6