ST20190

www.DataSheet4U.com ST20190 DATA BRIEF ADSL, ADSL2 and ADSL+ Modem Chipset for CPE Applications with Utopia II Interface 1 ■ ■ APPLICATIONS Low end and high end ADSL Bridge and Router solutions ADSL Modems / routers for residential and SOHO broadband access to www and corporate VPNs Integrated Access Devices offering VoDSL or VoIP applications Home gateway solutions Figure 1. Package TQFP100 LBGA208 ■ Table 1. Order Codes Part Number ST20184 ST20196 ■ ■ Package TQFP100 LBGA208 2 ■ FEATURES High Integration – 2 chips, Line to ATM – Direct ATM Interface – Line Driver integrated – Highly reduced bill of material cost Support for multiple ADSL standards: – ANSI T1.413 Issue2 – ITU G.992.1 (G.dmt) – Annex A, Annex B, Annex C – ITU G.992.2 (G.Lite) – ITU G.992.3 (ADSL2) – Annex A, B, C, I, J and L – ITU G.992.4 (G.Lite bis) – ITU G.992.5 (ADSL2+) – Annex A, B, C, I, J and L – Support of ReachDSLTM with digital companion chip Cat II functionality: Trellis coding and echo cancellation Dual latency support: fast + interleaved Small footprint packages allow high density board designs Embedded controller with cache for powerful and flexible on chip control of the modem operation ■ Complete modem package – No dependency on external processor and easy,straight forward integration with external network processors – Full reference design kit for modem manufacturers, including schematics, layout, BoM, HW design guide, firmware Highest Performance – Fully rate-adaptive – ADSL mod...