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MAX221

Maxim
Part Number MAX221
Manufacturer Maxim
Description Single RS-232 Transceiver
Published May 6, 2005
Detailed Description 19-1520; Rev 0; 8/99 MAX221 +5V, 1µA, Single RS-232 Transceiver with AutoShutdown General Description The MAX221 is a...
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MAX221
MAX221


Overview
19-1520; Rev 0; 8/99 MAX221 +5V, 1µA, Single RS-232 Transceiver with AutoShutdown General Description The MAX221 is a +5V-powered, single transmit/receive RS-232 and V.
28 communications interface with automatic shutdown/wake-up features and high data rate capabilities.
The MAX221 achieves a low 1µA supply current with Maxim’s revolutionary AutoShutdown™ feature.
AutoShutdown saves power without changes to the existing BIOS or operating system by entering lowpower shutdown mode when the RS-232 cable is disconnected, or when the transmitter of the connected peripheral is off.
The MAX221 wakes up and drives the INVALID pin high when an active RS-232 cable is connected, signaling the host tha...



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