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BCM3416 Datasheet, PDF (1/2 Pages) Broadcom Corporation. – ADVANCED DIGITAL CABLE TUNER | |||
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BCM3416
®
ADVANCED DIGITAL CABLE TUNER
FEATURES
SUMMARY OF BENEFITS
⢠Supports 64 and 256 QAM
⢠Input frequency range of 50 MHz through 860 MHz *
⢠IF output range of 36 MHz through 44 MHz
⢠High linearity across entire frequency range
⢠Differential signals for high noise immunity
⢠Eliminates need for image reject mixer
⢠Highly integrated and cost-effective
⢠Minimal BOM with reference designs available
⢠IF AGC and frequency synthesizers included
⢠Standard logic CMOS with single 3.3V supply
⢠48-pin TQFP
⢠Narrowband first IF eliminates processing of unnecessary
channels
⢠DOCSIS and EuroDOCSIS 1.0/1.1/2.0 compliant
⢠Minimal in-house RF expertise required
⢠Superior alternative to can tuners
⢠High quality and reliability (no hand tweaking)
⢠Enables lower profile and smaller designs
⢠Simplified manufacturing flow
⢠Lower BOM cost
⢠Applications
⢠Cable modems
⢠Cable set-top boxes
* = For use only in applications where the input frequency to the
diplexer is less than 1000 MHz.
Tuner Application Example (Cable Modem)
NB
SAW SAW
SDRAM FLASH
Diplex
Filter
50-860 MHz
50-860 MHz BCM3401
LNA
BCM3416
CMOS Tuner
BCM3348
Single-Chip
DOCSIS/EuroDOCSIS
2.0 Cable Modem
5-65 MHz
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