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TLK1221
www.ti.com. SLLS713C – FEBRUARY 2007 – REVISED SEPTEMBER 2009 ETHERNET TRANSCEIVER
Check for Samples: TLK1221 FEATURES 1 PRBSEN RXN SYNCEN GNDA RXP VDDA VDDPLL TXP GNDA TXN SYNC 2 29 RD0 TD1 3 28 RD1 TD2 4 27 RD2 TD3 5 26 VDD VDD 6 25 RD3 TD4 7 24 RD4 TD5 8 23 RD5 TD6 9 22 RD6 TD7 10 21 RD7 GND RD8 RD9 RBC1 11 12 13 14 15 16 17 18 19 20 VDD 30 TD0 RBC0 1 LOOPEN 40 39 38 37 36 35 34 33 32 31
ENABLE REFCLK RBCMODE RHA Package
(Top View) TD9 0.6-to 1.3-Gigabits Per Second (Gbps)
Serializer/Deserializer
Low Power Consumption 250 mW (typ) at 1.25
Gbps
LVPECL-Compatible Differential I/O on
High-Speed Interface
Single Monolithic PLL Design
Support For 10-Bit Interface
Fast Relock Times Less Than 256 ns (typ)
Suitable for EPON/GEPON Applications such
as OLT and ONU Systems
Receiver Differential-Input Thresholds, 200-mV
Minimum
Industrial Temperature Range From –40°C to
85В°C
IEEE 802.3 Gigabit Ethernet Compliant
Designed in 0.25 Ојm CMOS Technology
No External Filter Capacitors Required
Comprehensive Suite of Built-In Testability …
