ADN4600

www.DataSheet4U.com 4.25 Gbps, 8 × 8, Asynchronous Crosspoint Switch ADN4600 FUNCTIONAL BLOCK DIAGRAM ADN4600 RECEIVE EQUALIZATION IP[7:0] EQ IN[7:0] PE ON[7:0] CROSSPOINT ARRAY TRANSMIT PRE-EMPHASIS OP[7:0] FEATURES Full 8 × 8 crossbar connectivity Fully buffered signal path supports multicast and broadcast operation Optimized for dc to 4.25 Gbps data Programmable receive equalization Compensates for up to 30 in. of FR4 @ 4.25 Gbps Programmable transmit pre-emphasis/de-emphasis Compensates for up to 30 in. of FR4 @ 4.25 Gbps Flexible 1.8 V to 3.3 V core supply Per lane positive/negative (P/N) pair inversion for routing ease Low power: 125 mW/channel at 4.25 Gbps DC- or ac-coupled differential CML inputs Programmable CML output levels 50 Ω on-chip termination −40°C to +85°C temperature range operation Supports 8b10b, scrambled or uncoded nonreturn-to-zero (NRZ) data I2C control interface Package: 64-lead LFCSP ADDR[1:0] SCL SDA RESETB CONTROL LOGIC 07061-001 Figure 1. APPLICATIONS 1×, 2×, 4× FibreChannel XAUI Gigabit Ethernet over backplane 10GBase-CX4 InfiniBand® 50 Ω cables GENERAL DESCRIPTION The ADN4600 is an asynchronous, nonblocking crosspoint switch with eight differential PECL-/CML-compatible inputs with programmable equalization and eight differential CML outputs with programmable output levels and pre-emphasis or de-emphasis. The operation of this device is optimized for NRZ data at rates up to 4.25 Gbps. The receive inputs provide programmable equalization w...