XR19L400_09 Datasheet, PDF (5/46 Pages) Exar Corporation – SINGLE CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER

REV. 1.0.3
XR19L400
SINGLE CHANNEL INTEGRATED UART AND RS-485 TRANSCEIVER
FIGURE 3. RECOMMENDED 3.3V OR 5V POWER SUPPLY CONNECTIONS
3.3V Power Supply
5V Power Supply
VCC50
1 uF
GND
3.3V
VCC33
0.1 uF
GND
R_EN
GND
5V
1 uF
GND
VCC50
VCC33
R_EN
5