TLK2208B Datasheet, PDF (4/40 Pages) Texas Instruments – 8-PORT GIGABIT ETHERNET TRANCSEIVER

TLK2208B
8ĆPORT GIGABIT ETHERNET TRANSCEIVER
SLLS578D − AUGUST 2003 − REVISED SEPTEMBER 2006
Pin Out
(Top View)
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
17 ^{GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA} 17
16 ^{TXH+ TXG+ TXF+ TXE+ TXD+ TXC+ TXB+ TXA+ GNDA RXH+ RXG+ RXF+ RXE+ RXD+ RXC+ RXB+ RXA+} 16
15 ^{TXH− TXG− TXF− TXE− TXD− TXC− TXB− TXA− NC RXH− RXG− RXF− RXE− RXD− RXC− RXB− RXA−} 15
14 ^{GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA NC GNDA GNDA GNDA GNDA GNDA GNDA GNDA GNDA} 14
PRBS EN
13 ^{TDHG8 TDHG9} _{EN ABLE} ^{VDDA VDDA VDDA VDDA VDDA VDDA VDDA VDDA VDDA DVAD2 DVAD1 RDHG9 RDHG8} 13
12
TDHG6 TDHG7 ^REF DVAD4
CLK
VDD T-GND T-GND T-GND T-GND T-GND T-GND T-GND
VDD MODE1 DVAD0 RDHG7 RDHG6
12
PLL_
11
TDHG4 TDHG5 TMS DVAD3
VDD T-GND T-GND T-GND T-GND T-GND T-GND T-GND
VDD MODE0
RDHG5 RDHG4
LOCK
11
10 ^{TDHG2 TDHG3 TCK NC}
RCLK
VDD T-GND T-GND T-GND T-GND T-GND T-GND T-GND
VDD
RSVD
RDHG3 RDHG2
RBCH
10
TCLK_
BUSY
9 ^{TDHG0 TDHG1 TDI}
VDDQ T-GND T-GND T-GND T-GND T-GND T-GND T-GND VDDQ
SEL
EN
RBCG RDHG1 RDHG0 ₉
GE_
8
TDFE8 TDFE9
MOD
TRST VDDQ T-GND T-GND T-GND T-GND T-GND T-GND T-GND VDDQ RSVD RBCF RDFE9 RDFE8
8
7 ^{TDFE6 TDFE7 TDO LPBK VDDQ T-GND T-GND T-GND T-GND T-GND T-GND T-GND VDDQ RSVD RBCE RDFE7 RDFE6} 7
6 ^{TDFE4 TDFE5 TCLKH NC VDDQ T-GND T-GND T-GND T-GND T-GND T-GND T-GND VDDQ NC RBCD RDFE5 RDFE4} 6
5 ^{TDFE2 TDFE3 TCLKF NC VDDQ VDDQ VDDQ VDDQ VDDQ VDDQ VDDQ VDDQ VDDQ NC RBCC RDFE3 RDFE2} 5
4 ^{TDFE0 TDFE1 TCLKD NC GND GND GND GND GND GND GND GND GND RBCA RBCB RDFE1 RDFE0} 4
CV_
3
TDDC8 TDDC9 TDDC6 TDDC7 TCLKB RSVD RESET MDC
DIS_EN
NC
NC
NC
NC RDDC7 RDDC6 RDDC9 RDDC8 ₃
2 ^{TDDC4 TDDC5 TDDC1 TDBA1 TDBA3 TDBA5 TDBA7 TDBA9 CODE RDBA1 RDBA3 RDBA5 RDBA7 RDBA9 RDDC1 RDDC5 RDDC4} 2
1 ^{TDDC3 TDDC2 TDDC0 TDBA0 TDBA2 TDBA4 TDBA6 TDBA8 MDIO RDBA0 RDBA2 RDBA4 RDBA6 RDBA8 RDDC0 RDDC2 RDDC3} 1
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
NOTE: Unused inputs that do not hold an integrated pullup or pulldown circuit need to be terminated to either VDDQ or GND, respectively, to
avoid excessive currents and lifetime degradation.
Figure 3. Terminal Diagram
4
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