LM1488
LM1488 is quad line driver manufactured by National Semiconductor.
description
The LM 1488 is a quad line driver which converts standard DTUTTL input logic levels through: one stage of inversion to output levels which meet- EIA Standard No. RS-232C and CCITT Remendation V. 24. features
- Current limited output
± 10 m A typ
- Power-off source impedance
300n min
- Simple slew rate control with external capacitor
- Flexible operating supply- range
- Inputs are DTUTTL patible
.r3.-.:
~ 00
00 schematic and connection diagrams r-------~--------~--~----~,.
V'
Dual-In-Line Package
1/4CIRt UIT
V-
" TQPVIEW
Order Number LM1488J See Package 16 typical applications
RS232C Data Transmission
_-
- ..T..2.L-/DT,L
---t k)o-
--""L._~
1/4
1/4LM1489/ LM1480A
... .T"2,L./D-T,L
P----I-------r-----t--- D'O--:::L_ .p- --
T2L/DTL
-_.:(-1:== ",_.J---
T2l/0TL
--<~,,_-.~J..-------
INTERFACE DATA TERMINAL EOUIPMENT
SIGNAL GROUND "OPTIONAL f OR NOISE FILTERING
MODEM
GN.
4-25...
