DM9016
3-port switch with Processor Interface
5.8 Miscellaneous Pins
Pin No.
Pin Name
I/O
Description
53
76
77
PWRST#
TEST1
I
Power on Reset.
I,PD Tie to ground in application
TEST2
I,PD 0: 3-port mode
All ports are active in this mode.
1: 2-port mode
Only 2 ports are active in this mode. Port 1 or port 2
can be disabled by strap TXEN2. In this mode, the
disabled port’s memory resource is shared by
processor port and the other 2 ports.
I,PD Tie to ground in application
78
TEST3
5.9 Power Pins
Pin No.
Pin Name
I/O
Description
4,18,32,40,48,62,75,100
24,57,120
VCC3
VCCI
GND
P
P
P
Digital 3.3V
Internal 1.8V core power
Digital GND
11,21,27,35,45,
54,69,103,125
86,94,99
79,87
82,83,90,91
AVDD3
AVDDI
AGND
P
P
P
Analog 3.3V power
Analog 1.8V power
Analog GND
Preliminarydatasheet
DM9016-13-DS-P01
March 26, 2009
17
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
