世平集团所代理的NXP最近推出新型硅调谐器TDA18271,该产品延续前一代
TDA8275A硅调谐器的优良品质,不但兼容所有的模拟与数字电视标准(PAL、NTSC、SECAM、DVB-T、ISDB-T、ATSC、DVB-C),且TDA18271芯片本身可将low-IF signal传递至
digital IF demodulator TDA8290/TDA8295(模拟电视)与channel
decoder TDA10046/TDA10048(数字电视)。
相较于目前市场的的其它芯片,NXP TDA18271主要的功能与特色如下:
Low
power consumption
Multi-standard off-air / cable
Fully integrated RF
tracking filters for unwanted signal suppression
Fully integrated IF selectivity (no need for external SAW filters)
RF loop-through to
drive a
secondary TV receiving consumer equipment
Optimized
second tuner output for straightforward multi-silicon tuner application.
Fully integrated oscillators
with no external component
Integrated wide-band gain control
Package: HLQFN64
适用产品范围:
PCTV
STB, DVD-RW
中小型尺寸LCD TV(27英寸以下)
目前世平集团之NXP产品人员已着手发展TDA18271+TDA8295的模拟模块与PCI-E的PCTV卡。