SP3221E Overview
Key Specifications
Package: TSSOP
Operating Voltage: 3.3 V
Max Voltage (typical range): 5.5 V
Min Voltage (typical range): 3 V
Description
The SP3221E is a RS-232 transceiver solution intended for portable or hand-held applications such as notebook and palmtop computers. The SP3221E has a high-efficiency, charge-pump power supply that requires only 0.1µF capacitors in 3.3V operation.
Key Features
- allows the device to automatically "wake-up" during a shutdown state when an RS-232 cable is connected
- Otherwise, the device automatically shuts itself down drawing less than 1µA
- of Pins 16 16 Applicable U.S
- Patents - 5,306,954; and other patents pending
