
IDT82V3358
SYNCHRONOUS ETHERNET WAN PLL
Electrical Specifications
119
May 19, 2009
8.3.2
PECL / LVDS INPUT / OUTPUT PORT
8.3.2.1
PECL Input / Output Port
Figure 18. Recommended PECL Input Port Line Termi-
nation
Figure 19. Recommended PECL Output Port Line Ter-
mination
IN1_POS
IN1_NEG
IN2_POS
IN2_NEG
2 kHz
to
667 MHz
50
(transmission line)
V
DD (+ 3.3 V)
130
82
GND
V
DD (+ 3.3 V)
130
82
GND
50
(transmission line)
50
(transmission line)
V
DD (+ 3.3 V)
130
82
GND
V
DD (+ 3.3 V)
130
82
GND
50
(transmission line)
2 kHz
to
667 MHz
OUT1_POS
OUT1_NEG
V
DD (+ 3.3 V)
130
82
2 kHz
to
667 MHz
50
(transmission line)
50
(transmission line)
GND
V
DD (+ 3.3 V)
130
82
GND