SP3220B 데이터 시트보기 (PDF) - Signal Processing Technologies

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SP3220B

High Speed +3.0V to +5.5V RS-232 Driver/Receiver Pair

Signal Processing Technologies 

VCC

+

C5 0.1µF

+

C1 0.1µF

+

C2 0.1µF

LOGIC

INPUTS

VCC

C1+

V+

C1-

C2+ SP3220B/U V-

C2-

TxIN

TxOUT

+

C3 0.1µF

C4 0.1µF

+

LOGIC

OUTPUTS

RxOUT

EN

RxIN

5kΩ

*SHDN

VCC

GND

(SP3220B 1000pF)

(SP3220U 250pF)

Figure 12. SP3220B/U Driver Loopback Test Circuit

Figure 13. SP3220B Driver Loopback Test Results at

250Kbps

Figure 14. SP3220U Driver Loopback Test Results at

1Mbps

Rev. 7/8/03

SP3220B/U +3.0 to +5.0V RS-232 Transceivers

10

© Copyright 2003 Sipex Corporation

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