ip1718lf ETC-unknow, ip1718lf Datasheet - Page 9

• Manufacturer Part Number: ip1718lf
• Description: 18-port 10/100mbps Smart Switch Controller
• Manufacturer: ETC-unknow

Pin description
Copyright © 2003, IC Plus Corp.
Power & Ground
68
69
4,37,57,80,114
3,38,58,81,113
2,23,39,52,66,8
3,101,115
1,24,40,51,65,8
2,102,116
Power On setting. These pins’ state will be latched upon reset
117
119
121
128, 123
7
9
11
15
19,17
21
28
31
33
35
Pin No.
VDDPLL
GNDPLL
VDD18
GND18
VDD33
GND33
1st MII_Force_Link
2nd MII_Force_Link
IO_SLEW
IO_DRIVE[1:0]
MII 1_LINK_CPU
MII 2_LINK_CPU
MII 1_REV_MII
MII 2_REV_MII
TEST_MODE[1:0]
IPG_COMP_EN
FCTRL_OFF
BKP_OFF
BCST_CTRL_EN
AUTO_OFF_FC
(continued)
Label
P
P
P
P
P
P
IL, PD 1st MII (port 17) linked to CPU.
IL, PD Disable the half duplex backpressure control of all ports.
IL, PD 1: Auto turn off the flow control, when the flow control
IL, PU This pin is pulled up internally. Connecting a pull down
IL, PU This pin is pulled up internally. Connecting a pull down
IL, PD Output PAD slew rate setting. 1: fast, 0: normal (Default)
IL, PD Output PAD driving current capability
IL, PD 2nd MII (port 18) linked to CPU.
IL, PD 1st MII (port 17) is reverse MII interface
IL, PD 2nd MII (port 18) is reverse MII interface.
IL, PD Reserved for IC test.
IL, PD Transmit IPG compensation (+80ppm)
IL, PD Disable the full duplex flow control of all ports
IL, PD Enable the broadcast storm control
Type
1.8V Power for PLL
Ground for PLL
1.8V Power for Core circuit
Ground for core circuit
3.3/1.8V Power for I/O PAD
Ground for I/O PAD
resistor to this pin will force the 1st MII linking to the
external device regardless of the PHY polling status,
resistor to this pin will force the 2nd MII linking to the
external device regardless of the PHY polling status,
1: 1st MII is connected to CPU.
0: 1st MII is the normal port (Default)
1: 2nd MII is connected to CPU.
0: 2nd MII is the normal port (Default)
1: Reverse MII; 0:Normal MII (Default).
1: Reverse MII; 0:Normal MII (Default).
1: Enable; 0: Disable (Default)
1: Disable; 0: Enable (Default)
1: Disable; 0: Enable (Default).
1: Enable; 0: Disable (Default)
0: Flow control works normally (Default)
and the priority is enabled.
9/33
00 : 4mA (Default)
01 : 8mA
10 : 12mA
11 : 16mA
Description
Preliminary Data Sheet
IP1718 LF-DS-R05
IP1718 LF
January 27, 2005