P
R
E
L
I
M
I
N
A
A
A
R
Y
R
R
Y
Y
P
P
R
R
E
E
L
L
I
I
M
M
I
I
N
N
Ver1.8 20.Mar.2007
LV24230LP Development Specifications
Ultra-compact FM tuner IC for mobile set
Overview
The LV24230LP is FM tuner IC’s that requires absolutely no external components.
They incorporate the FM tuner functions as well in a compact VQLP package with dimensions of only
4 x 4 x 0.8mm.
These IC’s are simply ideal for incorporating FM tuner functions into mobile phones and other small
mobile sets where space is always at a premium.
Functions
・ FM FE
・ FM IF
・ MPX Stereo Decoder
・ Tuning
Features
・ Easy to command control.
・ I
2
C bus to communicate with host.
・ No external components.
・ No alignments necessary.
・ Fully integrated low IF selectivity and demodulation. (125kHz or 150kHz Selection)
・ Built in adjacent channel interference total reduction. (114kHz and 190kHz)
・ Due to new tuning concept, the tuning is independent of the channel spacing.
・ Very high sensitivity due to integrated low noise RF input amplifier.
・ Very low power Standby mode. No power switch circuitry required.
・ MPX output for RDS application.
・ Frequency Locked Loop function .
・ 4 steps audio output level control
・ 4 levels programmable Soft Mute
・ 4 levels programmable Soft Stereo
・ In combination with the host, fast, low power operation of preset mode, manual search, automatic
search and automatic preset store are possible.
・ Covers all Japanese, European and US bands.
・ Stereo pilot signal canceller
・ Built in voltage stabilizer
TENTATIVE
Page 1 of 13
评论0