(China (Mainland))
Product Summary
The BCM3418KQTEG is a complete QAM Digital Cable Tuner-on-a-chip that supports both 64- and 256-QAM applications. The BCM3418KQTEG utilizes a highly integrated version of the single conversion architecture. The input signal is split into three bands, each with a variable bandpass filter and mixer, controlled by a two-wire serial bus that is MBus compatible. The applications of the BCM3418KQTEG are Cable Modems, VoIP.
Parametrics
BCM3418KQTEG general specifications: (1)Supports 64 - 256 QAM; (2)Input Noise Figure 12 dB; (3)IP3 = 15 dBm (two tone); (4)SNR 40 dB; (5)CTB, CSO, Xmod all ＞ 50 dB ; (6)PLL Step Size 100 KHz; (7)IF AGC 30 dB Range; (8)48-Pin TQFP Package; (9)0.5W @ 3.3V.
Features
BCM3418KQTEG features: (1)Low cost; (2)Complete TV tuner-on-a-chip – requires no external high; (3)frequency tuned circuits; (4)Simplifies board layout; (5)Single 3.3V supply; (6)Eliminates microphonics; (7)Differential signals for noise immunity; (8)Surface-mount package simplifies manufacturing
Diagrams
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