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BCM3418

Description
cmos voip cable tuner
CategoryWireless rf/communication    Telecom circuit   
File Size130KB,2 Pages
ManufacturerBroadcom
Download Datasheet Parametric Compare View All

BCM3418 Overview

cmos voip cable tuner

BCM3418 Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerBroadcom
Parts packaging codeQFP
package instructionQFP,
Contacts48
Reach Compliance Codecompliant
JESD-30 codeX-PQFP-G48
Humidity sensitivity level1
Number of functions1
Number of terminals48
Package body materialPLASTIC/EPOXY
encapsulated codeQFP
Package shapeUNSPECIFIED
Package formFLATPACK
Peak Reflow Temperature (Celsius)225
Certification statusNot Qualified
Nominal supply voltage3.3 V
surface mountYES
technologyCMOS
Telecom integrated circuit typesTELECOM CIRCUIT
Terminal formGULL WING
Terminal locationQUAD
Maximum time at peak reflow temperatureNOT SPECIFIED
BCM3418
PRODUCT
®
Brief
CABLE
O F
BCM3418
B C M 3 4 1 8
CMOS
F E AT U R E S
VoIP
TUNER
B E N E F I T S
S U M M A R Y
applications
Supports 64 - 256 QAM
Input Noise Figure 12 dB
IP3 = 15 dBm (two tone)
SNR 40 dB
CTB, CSO, Xmod all > 50 dB
PLL Step Size 100 KHz
IF AGC 30 dB Range
48-Pin TQFP Package
.5W @ 3.3V
The BCM3418 supports 64- and 256-QAM digital cable
Low cost
Complete TV tuner-on-a-chip – requires no external high
frequency tuned circuits
Simplifies board layout
Single 3.3V supply
Eliminates microphonics
Differential signals for noise immunity
Surface-mount package simplifies manufacturing
Applications
• Cable Modems
• VoIP
BCM3418 Tuner Application Example (Cable Modem)
Diplex
Filter
54-860 MHz
Discrete
LNA
BCM3418
CMOS Tuner
SAW
BCM3300
QAM Rx
QPSK/QAM Tx
MCNS 1.1 MAC
SRAM
SDRAM
FLASH
PA
5-65 MHz
LPF
BCM3310
MIPS CPU
PCI I/F
Control
PCI BUS

BCM3418 Related Products

BCM3418 BCM3520_06
Description cmos voip cable tuner atsc/ntsc/qam digital cable ready dtv receiver

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Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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