CP2102N Datasheet, PDF (27/44 Pages) Silicon Laboratories – USBXpress Family

5.3 CP2102N QFN20 Pin Definitions
CP2102N Data Sheet
Pin Definitions
GPIO.1 / RS485 ¹
GPIO.0 / CLK ²
GND 3
D+ 4
D- 5
VDD ₆
20 pin QFN
(Top View)
GND
16 _RTS
15 _CTS
14 SUSPEND
13 WAKEUP
12 GND
11 ^SUSPENDb
Figure 5.3. CP2102N QFN20 Pinout
Pin
Number
1
2
3
4
5
Table 5.3. Pin Definitions for CP2102N QFN20
Pin Name Description
GPIO.1 /
RS485
GPIO.0 /
CLK
GND
D+
D-
Digital Input/Output. General Purpose I/O.
Digital Output. RS485 control signal.
Digital Input/Output. General Purpose I/O.
Digital Output. Clock output.
Ground
USB Data Positive
USB Data Negative
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