PIN FUNCTION - SP3493
Pin 1 - VCC - Positive supply +3.00 < VCC < +3.60
Pin 2 - R - Receiver output.
Vcc 1
R 2
8 A
Pin 3 - D - Driver input.
R
7 B
6 Z
Pin 4 - GND - Ground connection.
Pin 5 - Y - Non-inverting driver output.
Pin 6 - Z - Inverting driver output.
Pin 7 - B - Inverting receiver input.
Pin 8 - A - Non-inverting receiver input.
D 3
D
5 Y
GND 4
SP3493
Pinout
PIN FUNCTION - SP3494
Pin 1 – RO – Receiver Output.
Pin 2 – RE – Receiver Output Enable Active LOW.
Pin 3 – DE – Driver Output Enable Active HIGH.
Pin 4 – DI – Driver Input.
RO
RE
DE
DI
1
2
3
4
8
7
6
5
V
CC
R
B
A
Pin 5 – GND – Ground Connection.
Pin 6 – A – Driver Output/Receiver Input
Non-inverting.
D
GND
Pin 7 – B – Driver Output/Receiver Input Inverting.
Pin 8 – Vcc – Positive Supply +3.00V < VCC < +3.60V
SP3494
Pinout
10/16/02
SP3493/3494 +3.3V Low Power Slew-Rate Limited RS-485/RS-422 Transceivers
© Copyright 2002 Sipex Corporation
5
SIPEX [ SIPEX CORPORATION ]
