April 2006 Rev 4 1/
17
MC1489
MC1489A
Quad line receivers
General features
Input resistance –3k to 7k
Input signal range ± 30V
Input threshold hysteresis built-in
Response control:
a) Logic threshold shifting
b) Input noise filtering
Description
The MC1489 monolithic quad line receivers are
designed to interface data terminal equipment
with data communications equipment in
conformance with the specifications of EIA
Standard N° RS232C.
SOP
DIP
www.st.com
Order code
Part Number
DIP14 SO14 (Tape & reel)
MC1489P MC1489D1013TR
MC1489AP MC1488AD1013TR
Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s)
Obsolete Product(s) - Obsolete Product(s)
Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s)
Contents MC1489/MC1489A
2/17
Contents
1 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
5 Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
6 Typical applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
7 Typical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
8 Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
8.1 Device characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Obsolete Product(s) - Obsolete Product(s)
Obsolete Product(s) - Obsolete Product(s) Obsolete Product(s) - Obsolete Product(s)
MC1489/MC1489A Diagram
3/17
1 Diagram
Figure 1. Schematic diagram
Obsolete Product(s) - Obsolete Product(s)

MC1489D1013TR

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Bus Receivers Quad Line Receiver
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet