USB-UART Bridge IC Comparison

Comparison Table

IC Burst length
(1029 chars)
Received chars
(sent with FT232R)
Buffer
Linux Windows Linux Windows Rx Tx
CH340G 15.9 ms 5.27 ms 192 736 ? 64?
CP2102 6.93 ms 6.93 ms 511 511 576 640
CY7C65213 3.44 ms 3.90 ms 456 970 256 256
FT230X 3.43 ms 3.43 ms 1029 1029 512 512
FT232RL 3.49 ms 3.43 ms 1029 not tested 128 256
MCP2221 48.3 ms 48.3 ms 46 46 64 64
PL2303HXA 3.99 ms 3.99 ms 844 1029 256 256

CH340G

Linux Windows

CP2102

Linux Windows

CY7C65213

Linux Windows

FT230X

Linux Windows

FT232RL

Linux Windows

MCP2221

Linux Windows

PL2303HXA

Linux Windows