LTE Standard Module Series
EC200T Series Hardware Design
EC200T_Series_Hardware_Design 46 / 90
Figure 19: Reference Circuit with Translator Chip
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Another example with transistor translation circuit is shown as below. For the design of circuits in dotted
lines, see that of the circuits in solid lines, but please pay attention to the direction of connection.
Figure 20: Reference Circuit with Transistor Circuit
1. Transistor circuit solution is not suitable for applications with baud rates exceeding 460 kbps.
2. Please note that the module CTS is connected to the host CTS, and the module RTS is connected
to the host RTS.
NOTES