TDA18273HN/C1,518
数据手册.pdf混合硅调谐器
Overview
The TDA18273HN is a high performance silicon tuner designed for terrestrial and cable TV reception for both analog and digital signals.
The TDA18273HN supports all analog and digital TV standards and delivers a LOW IF LIF signal to a demodulator for analog TV and/or a channel demodulator for digital TV.
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## Features
* Fully integrated IF selectivity; eliminating the need for external SAW filters
* Worldwide multistandard terrestrial and cable
* Fully integrated oscillators
* Alignment free
* Single 3.3 V supply voltage
* Power level detector
* Integrated wideband gain control
* Crystal oscillator output buffer 16 MHz for single crystal applications
* I²C-bus interface compatible with 3.3 V microcontrollers
* Self AGC synchronization mode VSYNC
* Very fast tuning time
* LIF channel center frequency output ranging from 3 MHz to 5 MHz
* 1.7 MHz, 6 MHz, 7 MHz, 8 MHz and 10 MHz channel bandwidths
* Ready for DVB-T2 and DVB-C2
* RoHS compliant
* Strong immunity to spurious and field interferences
## Target Applications
* Hybrid analog and digital TV for TV, STB, DVD-R and PCTV applications
* All analog PAL, SECAM, NTSC and digital DVB-T/T2/C/C2/H, DTMB, ATSC, ISDB-T standards supported
* Targeted specification based on channel decoder or demodulator capabilities:
* CENELEC EN55020 EU
* NorDig 2.2 EU TV
* Digital terrestrial ATSC A74 compliance US
* NorDig cable EU
* C-BOOK Cable, EU
* D-BOOK 6.2
* ARIB STD-B21 for ISDB-T
* OCUR US
* E-BOOK
## Features