VITESSE
SEMICONDUCTOR CORPORATION
10-bit Transceiver for Fibre
Channel and Gigabit Ethernet
Advance Product Information
VSC7133
VDDD
Figure 8: Input Structures
VDDD
INPUT
3K
INPUT
4K
GND
TTL Inputs (not REFCLK)
VDD +3.3 V
INPUT
3K
4K
GND
High Speed Input (RX+/RX-)
REFCLK
12.6K
9.3K
12.6K
9.3K
GND
REFCLK TTL Input
VDDT
OUTPUT
VSST
VSSD
TTL Outputs
VDDP
VDDD
TX+
TX-
GND
Hi Speed Outputs (TX+/-)
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© VITESSE SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896
G52187-0 Rev. 2.4
1/17/00