Datasheet

ST3237EB Typical performance characteristics
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5 Typical performance characteristics
(unless otherwise specified T
J
= 25°C)
Note: The high ESD protected pins are the I/O RS232 line, transmitter out and receiver in. The
other pins guarantee ± 2 kV HBM ESD protection versus ground by means of diodes.
Figure 4. Low level receiver output current Figure 5. High level receiver output current
Figure 6. ESD protection