TLK2208B Datasheet, PDF (37/40 Pages) Texas Instruments – 8-PORT GIGABIT ETHERNET TRANCSEIVER

TLK2208B
8ĆPORT GIGABIT ETHERNET TRANSCEIVER
SLLS578D − AUGUST 2003 − REVISED SEPTEMBER 2006
MDIO timing requirements over recommended operating conditions (unless otherwise noted)
PARAMETER
tp
MDC period
tsu
MDIO setup to ↑ MDC
th
MDIO hold to ↑ MDC
TEST CONDITION
See Figure 17
See Figure 17
See Figure 17
MIN NOM MAX UNIT
500
ns
10
ns
10
ns
MDC
tp
tsu
th
MDIO
Figure 16. MDIO Read/Write Timing
TXP
50 Ω
Transmission Line
TXN
Transmitter
50 Ω
Transmission Line
Media
RXP
VDDA
50 Ω 4.2 kΩ
+
_
50 Ω 6.3 kΩ
RXN
GND
Receiver
Figure 17. Example High-Speed I/O AC-Coupled Mode
AVAILABLE OPTIONS
PACKAGE
TA
PLASTIC BALL GRID ARRAY
SYMBOL
289 BGA (GPV)
0°C to 70°C
TLK2208GPV
TLK2208ZPV
ECAT
NOTE: For the most current package and ordering information, see the Package Option
Addendum at the end of this document, or see the TI website at www.ti.com.
WWW.TI.COM
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