User's Manual

s
e
Centre de Saint Christophe - URD 37
TELEPHONIE MOBILE
MOBILE PHONES
Ref. : SCT TMO MASV2 SPEC 14 M
Date : 04/03/03
E All rights reserved. Reproduction and disclosure prohibited Page 28
MO130 module for mobile applications
This document contains information on a product under development. SAGEM reserves the right to change or discontinue this product
without notice.
- Output current I
on
from up to 150mA typ.
- Output voltage V
off
from 3.0V to 5.5V, 3.8V typ.
- Output current I
off
200nA max.
- Analog output, programmable current NMOS type.
An other current generator (BACKLCD) is dedicated to backlight of the LCD or the keyboard with the
following characteristics:
- Output voltage V
on
from 1.7V to 3.7V, 2.5V typ.
- Output current I
on
up to 80mA typ.
- Output voltage V
off
from 3.0V to 5.5V, 3.8V typ.
- Output current I
off
100nA max
- Analog, programmable NMOS type, or Digital output
Figure 12
LED (baklight) connection
This interface includes main protections.
3.16.3.2 Blue and White LEDs
V56 power supply could be used to supply maximum 3 blue or white LEDs (I
V56
= 27mA max). To connect
more blue or White LEDs; an external driver has to be added.
3.16.3.3 Multicolour LEDs and EL film
An external driver has to be added to manage the multicolour LEDs or White LEDs.
3.16.4 Network LED
Two external pin of the module (LEDR and LEDG) are dedicated to network LED.
Figure 13
Network LED connection
This interface includes main protections.
BACKLCD
or
BACKKEY
VBAT
LEDR or
LEDG