SP3220EUCY 데이터 시트보기 (PDF) - Signal Processing Technologies

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SP3220EUCY

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

Signal Processing Technologies 

NAME

FUNCTION

PIN NUMBER

EN

Receiver Enable Control. Drive LOW for normal operation. Drive HIGH to Tri-

State the receiver outputs (high-Z state).

1

C1+ Positive terminal of the voltage doubler charge-pump capacitor.

2

V+

+5.5V generated by the charge pump.

3

C1- Negative terminal of the voltage doubler charge-pump capacitor.

4

C2+ Positive terminal of the inverting charge-pump capacitor.

5

C2- Negative terminal of the inverting charge-pump capacitor.

6

V-

-5.5V generated by the charge pump.

7

R1IN RS-232 receiver input.

8

R1OUT TTL/CMOS reciever output.

9

N.C. No Connect.

10, 12

T1IN TTL/CMOS driver input.

11

T1OUT RS-232 driver output.

13

GND Ground.

14

VCC

+3.0V to +5.5V supply voltage

15

Shutdown Control Input. Drive HIGH for normal device operation. Drive LOW to

SHDN shutdown the drivers (high-Z output) and the on-board charge pump power

16

supply.

Table 1. Device Pin Description

Date: 8/30/05

Date: 8/22/05

SP3220E/EB/EU High ESD RS-232 Driver/Receiver



SP3220E/EB/EU High ESD RS-232 Driver/Receiver

© Copyright 2005 Sipex Corporation

© Copyright 2005 Sipex Corporation

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